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1.
J Acoust Soc Am ; 156(3): 1942-1951, 2024 Sep 01.
Article in English | MEDLINE | ID: mdl-39315886

ABSTRACT

Differences in acoustic environments have previously been linked to socioeconomic status (SES). However, it is crucial to acknowledge that cultural values can also play a significant role in shaping acoustic environments. The goal of this study was to investigate if social behaviors related to cultural heritage and SES could help us understand how Latinx and European college students in the U.S. have different acoustic environments. College students were given digital recorders to record their daily acoustic environments for two days. These recordings were used to (1) evaluate nearfield noise levels in their natural surroundings and (2) quantify the percentage of time participants spent on behavioral collectivistic activities such as socializing and interacting with others. Behavioral collectivism was examined as a mediator between cultural heritage, SES, and nearfield noise levels. Findings revealed that both SES and cultural heritage were associated with nearfield noise levels. However, behavioral collectivism mediated the relationship between culture and nearfield noise levels. These findings show that collectivist cultural norms significantly relate to Latinx' daily noise levels. The implications of these findings for public health and health inequities included promoting equitable auditory well-being and better knowledge of socio-cultural settings.


Subject(s)
Acoustics , Hispanic or Latino , Noise , Humans , Female , Male , Young Adult , Noise/adverse effects , Hispanic or Latino/psychology , Adult , White People/psychology , Students/psychology , Social Behavior , Adolescent , Social Class , Culture
2.
J Sports Sci ; 42(16): 1548-1556, 2024 Aug.
Article in English | MEDLINE | ID: mdl-39259267

ABSTRACT

To investigate the associations of fundamental movement skill (FMS) proficiency with family factors, including socioeconomic status (SES) and caregiver characteristics, by sex in young children in China. Participants included 1,207 Chinese children aged 3-6 years in this cross-sectional study. Children's FMS, consisting of locomotor skills and object control (OC) skills, were assessed. Information on family SES and caregiver characteristics was reported by the parents. Sex differences in outcomes and the associations of FMS with family factors by sex were examined using SPSS 26.0. Boys scored significantly higher than girls in terms of overall FMS and OC skills (both p < 0.01). There were significant and negative associations between children's FMS and parental education level and parental body mass index (BMI), which varied by sex. Boys who were regularly cared for by parents had higher FMS and OC skill scores than did those who were primarily looked after by grandparents (both p < 0.01). This complex interplay between sex and family factors (i.e. parental education level, parental BMI, and the identity of primary caregiver) on FMS proficiency in young children underscores the urgent need for developing sex-tailored, family-involved, and socio-culturally adapted interventions to enhance FMS proficiency at the preschool stage.


Subject(s)
Body Mass Index , Motor Skills , Humans , Male , Female , Motor Skills/physiology , Cross-Sectional Studies , Child, Preschool , Sex Factors , Child , China , Educational Status , Social Class , Parents , Caregivers , Movement/physiology
3.
PLoS Med ; 21(9): e1004455, 2024 Sep.
Article in English | MEDLINE | ID: mdl-39288102

ABSTRACT

BACKGROUND: Ischemic heart disease (IHD) is a major cause of death in the United States (US), with marked mortality inequalities. Previous studies have reported inconsistent findings regarding the contributions of behavioral risk factors (BRFs) to socioeconomic inequalities in IHD mortality. To our knowledge, no nationwide study has been conducted on this topic in the US. METHODS AND FINDINGS: In this cohort study, we obtained data from the 1997 to 2018 National Health Interview Survey with mortality follow-up until December 31, 2019 from the National Death Index. A total of 524,035 people aged 25 years and older were followed up for 10.3 years on average (SD: 6.1 years), during which 13,256 IHD deaths occurred. Counterfactual-based causal mediation analyses with Cox proportional hazards models were performed to quantify the contributions of 4 BRFs (smoking, alcohol use, physical inactivity, and BMI) to socioeconomic inequalities in IHD mortality. Education was used as the primary indicator for socioeconomic status (SES). Analyses were performed stratified by sex and adjusted for marital status, race and ethnicity, and survey year. In both males and females, clear socioeconomic gradients in IHD mortality were observed, with low- and middle-education people bearing statistically significantly higher risks compared to high-education people. We found statistically significant natural direct effects of SES (HR = 1.16, 95% CI: 1.06, 1.27 in males; HR = 1.28, 95% CI: 1.10, 1.49 in females) on IHD mortality and natural indirect effects through the causal pathways of smoking (HR = 1.18, 95% CI: 1.15, 1.20 in males; HR = 1.11, 95% CI: 1.08, 1.13 in females), physical inactivity (HR = 1.16, 95% CI: 1.14, 1.19 in males; HR = 1.18, 95% CI: 1.15, 1.20 in females), alcohol use (HR = 1.07, 95% CI: 1.06, 1.09 in males; HR = 1.09, 95% CI: 1.08, 1.11 in females), and BMI (HR = 1.03, 95% CI: 1.02, 1.04 in males; HR = 1.03, 95% CI: 1.02, 1.04 in females). Smoking, physical inactivity, alcohol use, and BMI mediated 29% (95% CI, 24%, 35%), 27% (95% CI, 22%, 33%), 12% (95% CI, 10%, 16%), and 5% (95% CI, 4%, 7%) of the inequalities in IHD mortality between low- and high-education males, respectively; the corresponding proportions mediated were 16% (95% CI, 11%, 23%), 26% (95% CI, 20%, 34%), 14% (95% CI, 11%, 19%), and 5% (95% CI, 3%, 7%) in females. Proportions mediated were slightly lower with family income used as the secondary indicator for SES. The main limitation of the methodology is that we could not rule out residual exposure-mediator, exposure-outcome, and mediator-outcome confounding. CONCLUSIONS: In this study, BRFs explained more than half of the educational differences in IHD mortality, with some variations by sex. Public health interventions to reduce intermediate risk factors are crucial to reduce the socioeconomic disparities and burden of IHD mortality in the general US population.


Subject(s)
Myocardial Ischemia , Socioeconomic Factors , Humans , Male , Female , Myocardial Ischemia/mortality , United States/epidemiology , Middle Aged , Adult , Risk Factors , Aged , Mediation Analysis , Smoking/epidemiology , Health Behavior , Alcohol Drinking/epidemiology , Alcohol Drinking/mortality , Health Status Disparities , Cohort Studies , Sedentary Behavior , Social Class , Body Mass Index
4.
Environ Int ; 191: 108988, 2024 Sep.
Article in English | MEDLINE | ID: mdl-39217722

ABSTRACT

Anthropogenic climate change has resulted in a significant rise in extreme heat events, exerting considerable but unequal impacts on morbidity and mortality. Numerous studies have identified inequities in heat exposure across different groups, but social identities have often been viewed in isolation from each other. Children (5 and under) and older adults (65 and older) also face elevated risks of heat-related health impacts. We employ an intersectional cross-classificatory approach to analyze the distribution of heat exposure between sociodemographic categories split into age groups in the contiguous US. We utilize high-resolution daily air temperature data to establish three census tract-level heat metrics (i.e., average summer temperature, heat waves, and heat island days). We pair those metrics with American Community Survey estimates on racial/ethnic, socioeconomic, and disability status by age to calculate population weighted mean exposures and absolute disparity metrics. Our findings indicate few substantive differences between age groups overall, but more substantial differences between sociodemographic categories within age groups, with children and older adults from socially marginalized backgrounds facing greater exposure than adults from similar backgrounds. When looking at sociodemographic differences by age, people of color of any age and older adults without health insurance emerge as the most exposed groups. This study identifies groups who are most exposed to extreme heat. Policy and program interventions aimed at reducing the impacts of heat should take these disparities in exposure into account to achieve health equity objectives.


Subject(s)
Ethnicity , Extreme Heat , Social Class , Humans , Child , Extreme Heat/adverse effects , Adult , Adolescent , Aged , Child, Preschool , Young Adult , Ethnicity/statistics & numerical data , Middle Aged , Racial Groups/statistics & numerical data , Age Factors , Male , United States , Female , Infant , Climate Change , Hot Temperature
5.
PLoS One ; 19(9): e0310031, 2024.
Article in English | MEDLINE | ID: mdl-39250480

ABSTRACT

Psychological capital (PsyCap) is a multidimensional concept entailing hope, self-efficacy, optimism, and resilience. This paper argues that it can be considered a form of "capital" explaining social inequality. We test whether PsyCap can be integrated into the Bourdieusian capital framework by assessing its relationship with social, economic, and cultural capital. We also identify different types of social positions based on the volume and composition of psychological, economic, cultural, and social capital. We use cross-sectional data from the European Social Survey of 2012 (N = 35,313 respondents; 29 countries). To test the associations with the Bourdieusian capital types, we calculated multilevel spearman rank correlations and performed confirmatory factor analyses (CFA). Latent Class Analysis identified different types of social positions. We found positive weak correlations between PsyCap and the indicators of cultural capital (r ≤ .14) and positive moderate correlations with the indicators of economic and social capital (r ≤ .24). The results of the CFA showed that the fit of the 4-capital model was superior to that of the 3-capital model. We identified six types of social positions: two deprived types (with overall low capital levels); two well-off types (with overall high capital levels) and two types with high psychological and social capital in combination with varying levels of cultural and economic capital. Including PsyCap in the Bourdieusian capital framework acknowledges the power of positive psychological states regarding processes of social mobility and social inequality on the one hand and calls for understanding PsyCap as a social and group-level phenomenon on the other hand. As such, integrating PsyCap into the Bourdieusian framework can help to address the longstanding issue of understanding the relationship between social and individual differences in the study of social inequalities.


Subject(s)
Social Capital , Social Class , Humans , Female , Male , Cross-Sectional Studies , Adult , Socioeconomic Factors , Middle Aged , Resilience, Psychological , Self Efficacy , Europe , Optimism/psychology , Hope , Young Adult
6.
Ann Epidemiol ; 98: 59-67, 2024 Oct.
Article in English | MEDLINE | ID: mdl-39218131

ABSTRACT

PURPOSE: We aimed to investigate the associations between parental BMI and offspring BMI trajectories and to explore whether the parent-offspring BMI growth trajectory association differed according to family SEP or social mobility. METHODS: We used data from the Avon Longitudinal Study of Parents and Children (ALSPAC). Children's weight and height were collected from 1 to 18 years. Parents' height and weight were reported pre-pregnancy. We assessed family SEP by measuring parents' and grandparents' educational attainment, social class, and social mobility by changes in education attainment across generations. Multilevel models were used to develop trajectories and assess patterns of change in offspring BMI, to associate parental BMI with these trajectories, and explore whether these associations differed by family SEP and social mobility. RESULTS: 13,612 children were included in the analyses. The average BMI of offspring whose parents were overweight or obese was higher throughout childhood and adolescence, compared to those with parents of normal BMI. Parental and grandparental low SEP were associated with higher child BMI, but there was little evidence of modification of parent-offspring associations. For example, at age 15 years the predicted mean BMI difference between children of overweight or obese mothers versus normal-weight mothers was 12.5 % (95 %CI: 10.1 % to 14.7 %) and 12.2 % (95 %CI: 10.3 % to 13.7 %) for high and low grandparental SEP, respectively. DISCUSSION: These findings strengthen the evidence that higher parental BMI and lower family SEP were associated with higher offspring BMI, but we did not observe strong evidence that family SEP modifies the parental-offspring BMI association.


Subject(s)
Body Mass Index , Parents , Social Class , Humans , Female , Male , Child , Adolescent , Longitudinal Studies , Child, Preschool , Infant , Social Mobility , Adult , Overweight/epidemiology , Socioeconomic Factors , Obesity/epidemiology , Pediatric Obesity/epidemiology , Educational Status
7.
BMC Health Serv Res ; 24(1): 1077, 2024 Sep 16.
Article in English | MEDLINE | ID: mdl-39285453

ABSTRACT

OBJECTIVE: To analyze the degree, evolution and causes of socioeconomic inequality in perceived access to health services among the older adults in China. METHODS: The data used in this study were drawn from the 4 waves of the Chinese Longitudinal Healthy Longevity Survey (CLHLS) in 2008, 2011, 2014, 2018. Erreygers index (EI) was used to measure socioeconomic inequality in perceived access to health services in each survey wave. A panel logit regression model was used to examine the impact of socioeconomic status on perceived access to health services. The recentered influence function (RIF) regression decomposition method was used to explore the causes of socioeconomic inequality in perceived access to health services. Inverse probability weighting (IPW) was employed to adjust estimates for missing responses and loss to follow-up. RESULTS: "Pro-rich" socioeconomic inequality in perceived access to health services in China was found with inequality falling through time. The older adults with higher incomes, who had adequate financial support, and those who were wealthier compared with other residents reported lower socioeconomic inequality in perceived access to health services. Having basic health insurance and access to care resources when ill can help alleviate such inequalities. CONCLUSIONS: Socioeconomic inequality in perceived access to health services was shown to be responsive to policies that enhance health insurance coverage and support the provision of (paid and unpaid) caregiving for the older adults.


Subject(s)
Health Services Accessibility , Healthcare Disparities , Socioeconomic Factors , Humans , China , Health Services Accessibility/statistics & numerical data , Aged , Female , Male , Longitudinal Studies , Middle Aged , Aged, 80 and over , Social Class
8.
Proc Natl Acad Sci U S A ; 121(37): e2407230121, 2024 Sep 10.
Article in English | MEDLINE | ID: mdl-39226344

ABSTRACT

Creating opportunities for people to achieve socioeconomic mobility is a widely shared societal goal. Paradoxically, however, achieving this goal can pose a threat to high-socioeconomic-status (SES) people as they look to maintain their privileged positions in society for both them and their children. Two studies evaluate whether this threat manifests as "opportunity hoarding" in which high-SES parents adopt attitudes and behaviors aimed at shoring up their families' access to valuable educational and economic resources. The current paper provides converging evidence for this hypothesis across two studies conducted with 2,557 American parents. An initial correlational study demonstrated that believing that socioeconomic mobility is possible was associated with high-SES parents being more inclined to attempt to secure valuable educational and economic resources for their children, even when doing so came at the cost of low-SES families. Specifically, high-SES parents with stronger beliefs in socioeconomic mobility exhibited decreased support for redistributive policies and viewed engaging in discrete behaviors that would unfairly advantage their children (e.g., allowing them to misrepresent their identities on school and job applications) as more acceptable relative to both low-SES parents with similar beliefs and high-SES parents who were less optimistic about socioeconomic mobility. A subsequent experimental study established these relationships causally by comparing parents' responses to different types of socioeconomic mobility. Together, the current findings merge insights across psychology and economics to deepen understandings of the processes through which societal inequities emerge and persist, especially during times of apparently abundant opportunity.


Subject(s)
Parents , Social Mobility , Humans , Parents/psychology , Male , Female , Adult , Social Class , Socioeconomic Factors , Child , Middle Aged , United States
9.
Cancer Med ; 13(17): e70220, 2024 Sep.
Article in English | MEDLINE | ID: mdl-39268691

ABSTRACT

BACKGROUND: The COVID-19 pandemic had a significant impact on cancer screening and treatment, particularly in 2020. However, no single study has comprehensively analyzed its effects on cancer incidence and disparities among groups such as race/ethnicity, socioeconomic status (SES), persistent poverty (PP), and rurality. METHODS: Utilizing the recent data from the United States National Cancer Institute's Surveillance, Epidemiology, and End Results Program, we calculated delay- and age-adjusted incidence rates for 13 cancer sites in 2020 and 2015-2019. Percent changes (PCs) of rates in 2020 compared to 2015-2019 were measured and compared across race/ethnic, census tract-level SES, PP, and rurality groups. RESULTS: Overall, incidence rates decreased from 2015-2019 to 2020, with varying PCs by cancer sites and population groups. Notably, NH Blacks showed significantly larger PCs than NH Whites in female lung, prostate, and colon cancers (e.g., prostate cancer: NH Blacks -7.3, 95% CI: [-9.0, -5.5]; NH Whites: -3.1, 95% CI: [-3.9, -2.2]). Significantly larger PCs were observed for the lowest versus highest SES groups (prostate cancer), PP versus non-PP groups (prostate and female breast cancer), and all urban versus rural areas (prostate, female breast, female and male lung, colon, cervix, melanoma, liver, bladder, and kidney cancer). CONCLUSIONS: The COVID-19 pandemic coincided with reduction in incidence rates in the U.S. in 2020 and was associated with worsening disparities among groups, including race/ethnicity, SES, rurality, and PP groups, across most cancer sites. Further investigation is needed to understand the specific effects of COVID-19 on different population groups of interest.


Subject(s)
COVID-19 , Ethnicity , Neoplasms , Poverty , Rural Population , SEER Program , Social Class , Humans , COVID-19/epidemiology , Neoplasms/epidemiology , Neoplasms/ethnology , Incidence , United States/epidemiology , Female , Male , Poverty/statistics & numerical data , Ethnicity/statistics & numerical data , Rural Population/statistics & numerical data , Health Status Disparities , SARS-CoV-2 , Censuses , Pandemics
10.
Front Endocrinol (Lausanne) ; 15: 1419964, 2024.
Article in English | MEDLINE | ID: mdl-39280015

ABSTRACT

Background: Observational data posits a correlation between reproductive traits and nonalcoholic fatty liver disease (NAFLD), but their causal inference is still unclear. This investigation seeks to elucidate the causal influence of reproductive traits on NAFLD and determine the intervening role of health condition and socioeconomic status in these connections. Methods: Utilizing a Mendelian Randomization (MR) approach, this research leveraged a comprehensive dataset from the Genome-wide Association Study (GWAS) database. The study incorporated body mass index, major depression, educational level, household income and Townsend deprivation index as intermediary variables. Initially, a bidirectional two-sample MR study was conducted to explore the genetic associations between reproductive traits and NAFLD. Then, two-step MR analyses were implemented to quantify the extent of mediation by these indicators. The weighted inverse variance method was the primary analytical approach, complemented by several sensitivity analyses to affirm the robustness of the MR assumptions. Finally, these findings were validated in the FinnGen research. Results: The bidirectional MR analysis indicated that earlier reproductive traits (age at menarche, age at first sexual intercourse, and age at first birth) were associated with an elevated risk of NAFLD, absent any evidence of the reverse relationship. Body mass index accounted for 35.64% of the association between premature menarche and NAFLD. Additionally, body mass index, major depression, educational level and household income mediated 41.65%, 14.35%, 37.88%, and 18.59% of the connection between early sexual intercourse and NAFLD, respectively. Similarly, these same variables elucidated 36.36%, 15.58%, 41.56%, and 22.73% of the correlation between younger age at first birth and NAFLD. Conclusion: Our study elucidated the causal relationships between reproductive traits and NAFLD. Potential underlying mechanisms may involve factors such as body mass index, major depression, educational attainment and household income.


Subject(s)
Genome-Wide Association Study , Mendelian Randomization Analysis , Non-alcoholic Fatty Liver Disease , Social Class , Humans , Non-alcoholic Fatty Liver Disease/epidemiology , Non-alcoholic Fatty Liver Disease/genetics , Female , Body Mass Index , Health Status , Male , Adult , Reproduction/genetics , Polymorphism, Single Nucleotide , Middle Aged , Menarche/genetics , Risk Factors
11.
BMC Pulm Med ; 24(1): 450, 2024 Sep 13.
Article in English | MEDLINE | ID: mdl-39272042

ABSTRACT

BACKGROUND: Little is known about the trends in morbidity and mortality at the population level that followed the introduction of newer once-daily long-acting bronchodilators for COPD. The purpose of the study was to evaluate whether the availability of new bronchodilators was associated with changes in the temporal trends in severe COPD exacerbations and mortality between 2007 and 2018 in the older population with COPD; and whether this association was homogeneous across sex and socioeconomic status classes. METHODS: We used an interrupted time-series and three segments multivariate autoregressive models to evaluate the adjusted changes in slopes (i.e., trend effect) in monthly severe exacerbation and mortality rates after 03/2013 and 02/2015 compared to the tiotropium period (04/2007 to 02/2013). Cohorts of individuals > 65 years with COPD were created from the nationally representative database of the Quebec Integrated Chronic Disease Surveillance System in the province of Quebec, Canada. Whether these trends were similar for men and women and across different socioeconomic status classes was also assessed. RESULTS: There were 130,750 hospitalizations for severe exacerbation and 104,460 deaths, including 24,457 (23.4%) respiratory-related deaths, over the study period (928,934 person-years). Significant changes in trends were seen after 03/2013 for all-cause mortality (-1.14%/month;95%CI -1.90% to -0.38%), which further decreased after 02/2015 (-1.78%/month;95%CI -2.70% to -0.38%). Decreases in respiratory-related mortality (-2.45%/month;95%CI -4.38% to -0.47%) and severe exacerbation (-1,90%/month;95%CI -3.04% to -0.75%) rates were only observed after 02/2015. These observations tended to be more pronounced in women than in men and in higher socioeconomic status groups (less deprived) than in lower socioeconomic status groups (more deprived). CONCLUSIONS: The arrival of newer bronchodilators was chronologically associated with reduced trends in severe exacerbation, all-cause and respiratory-related mortality rates among people with COPD > 65 years. Our findings document population benefits on key patient-relevant outcomes in the years following the introduction of newer once-daily long-acting bronchodilators and their combinations, which were likely multifactorial. Public health efforts should focus on closing the gap between lower and higher socioeconomic status groups.


Subject(s)
Bronchodilator Agents , Disease Progression , Pulmonary Disease, Chronic Obstructive , Humans , Pulmonary Disease, Chronic Obstructive/drug therapy , Pulmonary Disease, Chronic Obstructive/mortality , Male , Female , Bronchodilator Agents/therapeutic use , Aged , Quebec/epidemiology , Aged, 80 and over , Hospitalization/statistics & numerical data , Tiotropium Bromide/therapeutic use , Cohort Studies , Interrupted Time Series Analysis , Cause of Death , Social Class
12.
BMC Med ; 22(1): 367, 2024 Sep 05.
Article in English | MEDLINE | ID: mdl-39237933

ABSTRACT

BACKGROUND: Current cardiovascular prevention strategies are based on studies that seldom include valvular heart disease (VHD). The role of modifiable lifestyle factors on VHD progression and life expectancy among the elderly with different socioeconomic statuses (SES) remains unknown. METHODS: This cohort study included 164,775 UK Biobank participants aged 60 years and older. Lifestyle was determined using a five-factor scoring system covering smoking status, obesity, physical activity, diet, and sleep patterns. Based on this score, participants were then classified into "poor," "moderate," or "ideal" lifestyle groups. SES was classified as high or low based on the Townsend Deprivation Index. The association of lifestyle with major VHD progression was evaluated using a multistate mode. The life table method was employed to determine life expectancy with VHD and without VHD. RESULTS: The UK Biobank documented 5132 incident VHD cases with a mean follow-up of 12.3 years and 1418 deaths following VHD with a mean follow-up of 6.0 years. Compared to those with a poor lifestyle, women and men followed an ideal lifestyle had lower hazard ratios for incident VHD (0.66 with 95% CI, 0.59-0.73 for women and 0.77 with 95% CI, 0.71-0.83 for men) and for post-VHD mortality (0.58 for women, 95% CI 0.46-0.74 and 0.62 for men, 95% CI 0.54-0.73). When lifestyle and SES were combined, the lower risk of incident VHD and mortality were observed among participants with an ideal lifestyle and high SES compared to participants with an unhealthy lifestyle and low SES. There was no significant interaction between lifestyle and SES in their correlation with the incidence and subsequent mortality of VHD. Among low SES populations, 60-year-old women and men with VHD who followed ideal lifestyles lived 4.2 years (95% CI, 3.8-4.7) and 5.1 years (95% CI, 4.5-5.6) longer, respectively, compared to those with poor lifestyles. In contrast, the life expectancy gain for those without VHD was 4.4 years (95% CI, 4.0-4.8) for women and 5.3 years (95% CI, 4.8-5.7) for men when adhering to an ideal lifestyle versus a poor one. CONCLUSIONS: Adopting a healthier lifestyle can significantly slow down the progression from free of VHD to incident VHD and further to death and increase life expectancy for both individuals with and without VHD within diverse socioeconomic elderly populations.


Subject(s)
Heart Valve Diseases , Life Expectancy , Life Style , Humans , Female , Male , Aged , United Kingdom/epidemiology , Middle Aged , Heart Valve Diseases/epidemiology , Heart Valve Diseases/mortality , Disease Progression , Aged, 80 and over , Cohort Studies , Social Class
13.
Front Public Health ; 12: 1397576, 2024.
Article in English | MEDLINE | ID: mdl-39234081

ABSTRACT

Objective: This study systematically reviews evidence of socioeconomic health disparities in Costa Rica, a middle-income country, to elucidate the relationship between socioeconomic status and health outcomes. Methods: Published studies were identified through a systematic review of PubMed (English) and Scielo (Spanish) databases from December 2023 to January 2024, following PRISMA guidelines. Search terms included socioeconomic status, social determinants, social gradient in health, and health inequalities. Results: Of 236 identified references, 55 met the inclusion criteria. Findings were categorized into health inequalities in mortality (among the general population, infants, and older adults), life expectancy, cause-specific mortality, and health determinants or risk factors mediating the association between the social environment and health. The studies indicate higher mortality among the most disadvantaged groups, including deaths from respiratory diseases, violence, and infections. Higher socioeconomic status was associated with lower mortality rates in the 1990s, indicating a positive social gradient in health (RII = 1.3, CI [1.1-1.5]). Disparities were less pronounced among older adults. Urban areas exhibited concentrated wealth and increased risky behaviors, while rural areas, despite greater socioeconomic deprivation, showed a lower prevalence of risky behaviors. Regarding smoking, people living in rural areas smoked significantly less than those in urban areas (7% vs. 10%). Despite the relatively equitable distribution of public primary healthcare, disparities persisted in the timely diagnosis and treatment of chronic diseases. Cancer survival rates post-diagnosis were positively correlated with the wealth of districts (1.23 [1.12-1.35] for all cancers combined). Conclusion: The study highlights the existence of social health inequalities in Costa Rica. However, despite being one of the most unequal OECD countries, Costa Rica shows relatively modest social gradients in health compared to other middle and high-income nations. This phenomenon can be attributed to distinctive social patterns in health behaviors and the equalizing influence of the universal healthcare system.


Subject(s)
Health Status Disparities , Humans , Costa Rica , Socioeconomic Factors , Risk Factors , Life Expectancy , Social Determinants of Health/statistics & numerical data , Social Class
14.
Article in English | MEDLINE | ID: mdl-39245566

ABSTRACT

BACKGROUND: High blood pressure (HBP) and diabetes mellitus (DM) are two of the most prevalent cardiometabolic disorders globally, especially among individuals with lower socio-economic status (SES). Studies have linked residential greenness to decreased risks of HBP and DM. However, there has been limited evidence on whether SES may modify the associations of residential greenness with HBP and DM. METHODS: Based on a national representative cross-sectional study among 44,876 adults, we generated the normalized difference vegetation index (NDVI) at 1 km spatial resolution to characterize individuals' residential greenness level. Administrative classification (urban/rural), nighttime light index (NLI), individual income, and educational levels were used to characterize regional urbanicity and individual SES levels. RESULTS: We observed weaker inverse associations of NDVI with HBP and DM in rural regions compared to urban regions. For instance, along with per interquartile range (IQR, 0.26) increment in residential NDVI at 0∼5 year moving averages, the ORs of HBP were 1.04 (95%CI: 0.94, 1.15) in rural regions and 0.85 (95%CI: 0.79, 0.93) in urban regions (P = 0.003). Along with the decrease in NLI levels, there were continuously decreasing inverse associations of NDVI with DM prevalence (P for interaction <0.001). In addition, weaker inverse associations of residential NDVI with HBP and DM prevalence were found among individuals with lower income and lower education levels compared to their counterparts. CONCLUSIONS: Lower regional urbanicity and individual SES could attenuate the associations of residential greenness with odds of HBP and DM prevalence.


Subject(s)
Diabetes Mellitus , Hypertension , Social Class , Humans , Cross-Sectional Studies , China/epidemiology , Male , Female , Diabetes Mellitus/epidemiology , Middle Aged , Hypertension/epidemiology , Adult , Aged , Urban Population/statistics & numerical data , Rural Population/statistics & numerical data , Parks, Recreational/statistics & numerical data , Residence Characteristics/statistics & numerical data
15.
Article in English | MEDLINE | ID: mdl-39254545

ABSTRACT

INTRODUCTION: Socioeconomic status (SES) affects access to care for traumatic rotator cuff (RTC) tears. Delayed time to treatment (TTT) of traumatic RTC tears results in worse functional outcomes. We investigated disparities in TTT and hypothesized that individuals from areas of low SES would have longer time to surgical repair. METHODS: Patients who underwent repair of a traumatic RTC tear were retrospectively reviewed. Median household income and Social Deprivation Index were used as a proxy for SES. The primary outcome was TTT. Patients were further stratified by preoperative forward flexion and number of tendons torn. RESULTS: A total of 221 patients met inclusion criteria. No significant difference in TTT was observed between income classes (P = 0.222) or Social Deprivation Index quartiles (P = 0.785). Further stratification by preoperative forward flexion and number of tendons torn also yielded no significant difference in TTT. DISCUSSION: Contrary to delays in orthopaedic care documented in literature, our study yielded no difference in TTT between varying levels of SES, even when stratified by the severity of injury. Thus, we reject our original hypothesis. Based on our findings, mechanisms in place at our institution may have mitigated some of these health disparities within our community.


Subject(s)
Rotator Cuff Injuries , Social Class , Time-to-Treatment , Humans , Rotator Cuff Injuries/surgery , Rotator Cuff Injuries/therapy , Male , Female , Retrospective Studies , Middle Aged , Adult , Aged , Healthcare Disparities
16.
J Natl Compr Canc Netw ; 22(7): 447-453, 2024 09.
Article in English | MEDLINE | ID: mdl-39236758

ABSTRACT

BACKGROUND: Adolescent and young adult (AYA) patients with cancer have historically been understudied. Few studies have examined survival disparities associated with racial/ethnic and socioeconomic status (SES) and do not account for the influence of insurance status and access to care. We evaluated the association of SES and race/ethnicity with overall mortality for AYA patients who were members of an integrated health system with relatively equal access to care. METHODS: AYA patients diagnosed with the 15 most common cancer types during 2010 through 2018 at Kaiser Permanente Southern California were included. Neighborhood Deprivation Index (NDI) quartile (Q1: least deprived; Q4: most deprived) was used as a measure of SES. Mortality rate per 1,000 person-years was calculated for each racial/ethnic and NDI subgroup. Multivariable Cox model was used to estimate hazard ratios (HRs) for all-cause mortality adjusting for sex, age and stage at diagnosis, cancer type, race/ethnicity, and NDI. RESULTS: Data for 6,379 patients were tracked for a maximum of 10 years. Crude mortality rates were higher among non-White racial/ethnic patients compared with non-Hispanic (NH)-White patients. In the Cox model, Hispanic (HR, 1.31; P=.004) and NH-Black (HR, 1.34; P=.05) patients experienced significantly higher all-cause mortality risk compared with NH-White patients. Patients from more deprived neighborhoods had higher mortality risk. In the Cox model, there was no significant difference in all-cause mortality between Q1 and Q2 through Q4 (Q2: HR, 0.88; P=.26, Q3: HR, 0.94; P=.56, and Q4: HR, 0.95; P=.70). CONCLUSIONS: For AYAs with cancer with similar access to care, Hispanic and NH-Black patients have higher risk of all-cause mortality than NH-White patients, whereas no significant SES-associated survival disparities were observed. These findings warrant further investigation, awareness, and intervention to address inequities in cancer care among vulnerable populations.


Subject(s)
Neoplasms , Humans , Neoplasms/mortality , Neoplasms/therapy , Adolescent , Female , Male , Young Adult , Adult , Socioeconomic Factors , Healthcare Disparities/statistics & numerical data , California/epidemiology , Ethnicity/statistics & numerical data , Social Class
17.
Front Public Health ; 12: 1430325, 2024.
Article in English | MEDLINE | ID: mdl-39267643

ABSTRACT

Background: Socioeconomic status (SES) has consistently been associated with depressive symptoms, however, it remains unclear which subset of SES variables is most relevant to the development of depressive symptoms. This study determined a standardized SES-Index to test the relationship of its sub-dimensions with depressive symptoms. Methods: HCHS data (N = 10,000; analysis sample n = 8,400), comprising participants 45+ years of age, was used. A standardized approach to quantify SES was employed. Depressive symptoms were quantified using the Patient Health Questionnaire-9 (PHQ-9). Using multiple linear regression models, PHQ-9-scores were modeled as a function of age and sex, and (1a) total SES-Index score versus (1b) its three sub-dimension scores (education, occupational status, income). Models were compared on explained variance and goodness of fit. We determined risk ratios (RR, concerning a PHQ-9 sum score ≥ 10) based on (low, middle, high; 2a) SES-Index scores and (2b) the sub-dimension scores, with groups further differentiated by sex and age (45-64 versus 65+). We distinguished between the total SES-Index score and its three sub-dimension scores to identify relevant SES sub-dimensions in explaining PHQ-9-variability or risk of depression. Results: Among all regression models (total explained variance 4-6%), income explained most variance, but performance of the SES-Index was comparable. Low versus high income groups showed the strongest differences in depressive trends in middle-aged females and males (RRs 3.57 and 4.91). In older age, this result was restricted to females (RR ≈ 2). Middle-aged males (versus females) showed stronger discrepancies in depressive trends pertaining to low versus high SES groups. In older age, the effect of SES was absent. Education was related to depressive trends only in middle-aged females and males. In an exploratory analysis, marital status and housing slightly increased model fit and explained variance while including somatic symptoms lead to substantial increases (R2 adj = 0.485). Conclusion: In line with previous research, the study provides evidence for SES playing a significant role in depressive symptoms in mid to old age, with income being robustly linked to depressive trends. Overall, the relationship between SES and depressive trends appears to be stronger in males than females and stronger in mid compared to old age.


Subject(s)
Depression , Social Class , Humans , Male , Middle Aged , Female , Depression/epidemiology , Aged , Cohort Studies , Germany/epidemiology , Aging , Risk Factors , Surveys and Questionnaires
18.
BMC Cancer ; 24(1): 1128, 2024 Sep 10.
Article in English | MEDLINE | ID: mdl-39256698

ABSTRACT

BACKGROUND: Lung cancer, a major global health concern, disproportionately impacts low socioeconomic status (SES) patients, who face suboptimal care and reduced survival. This study aimed to evaluate the prognostic performance of traditional Cox proportional hazards (CoxPH) regression and machine learning models, specifically Decision Tree (DT), Random Forest (RF), Support Vector Machine (SVM), and Extreme Gradient Boosting (XGBoost), in patients with advanced lung cancer with low SES. DESIGN: A retrospective study. METHOD: The 949 patients with advanced lung cancer with low SES who entered the hospice ward of a tertiary hospital in Wuhan, China, from January 2012 to December 2021 were randomized into training and testing groups in a 3:1 ratio. CoxPH regression methods and four machine learning algorithms (DT, RF, SVM, and XGBoost) were used to construct prognostic risk prediction models. RESULTS: The CoxPH regression-based nomogram demonstrated reliable predictive accuracy for survival at 60, 90, and 120 days. Among the machine learning models, XGBoost showed the best performance, whereas RF had the lowest accuracy at 60 days, DT at 90 days, and SVM at 120 days. Key predictors across all models included Karnofsky Performance Status (KPS) score, quality of life (QOL) score, and cough symptoms. CONCLUSIONS: CoxPH, DT, RF, SVM, and XGBoost models are effective in predicting mortality risk over 60-120 days in patients with advanced lung cancer with low SES. Monitoring KPS, QOL, and cough symptoms is crucial for identifying high-risk patients who may require intensified care. Clinicians should select models tailored to individual patient needs and preferences due to varying prediction accuracies. REPORTING METHOD: This study was reported in strict compliance with the Strengthening the Reporting of Observational Studies in Epidemiology (STROBE) guideline. PATIENT OR PUBLIC CONTRIBUTION: No patient or public contribution.


Subject(s)
Lung Neoplasms , Social Class , Humans , Lung Neoplasms/mortality , Lung Neoplasms/pathology , Lung Neoplasms/diagnosis , Male , Female , Prognosis , Retrospective Studies , Middle Aged , Aged , Risk Factors , Risk Assessment/methods , Machine Learning , China/epidemiology , Nomograms , Proportional Hazards Models , Decision Trees , Karnofsky Performance Status , Quality of Life , Support Vector Machine , Low Socioeconomic Status
19.
Int Orthop ; 48(10): 2505-2512, 2024 Oct.
Article in English | MEDLINE | ID: mdl-39136700

ABSTRACT

PURPOSE: Necrotizing fasciitis (NF) is a rare, but rapidly progressing bacterial infection of the subcutaneous tissues and muscular fascia with high rates of morbidity and mortality. Our study aims to determine if socioeconomic status (SES) is a predictor of outcomes in NF. METHODS: A retrospective review was conducted of patients diagnosed with NF at our institution. Demographic information, insurance status, medical and surgical history, vitals, ASA score, blood laboratory values, surgical procedure information, and outcomes prior to patient discharge were collected. Patient zip codes were utilized to obtain median household incomes at the time of the patient's surgical procedure to determine SES. Patients without complete data in their medical record were excluded. Initial descriptive statistics and logistic regression models were performed. RESULTS: We identified 196 patients (mean age 50.13 ± 13.03 years, 31.6% female) for inclusion. Mortality rate was 15.3% (n = 30) and 33.7% (n = 66) underwent amputation. Mortality rate was not significantly different across income brackets. Lower income brackets had higher rates of amputation than higher income brackets (p < 0.05). A logistic regression models showed the rate of amputation decreases by 29% for every $10,000 increment in median household income and ASA score decreased by 0.15 units for every $10,000 increase in median household income. CONCLUSIONS: Amputation rates in cases of NF are significantly higher in lower SES groups than higher SES groups. Patients with perivascular disease in lower SES groups were more likely to experience serious complications of NF than their counterparts in higher SES groups.


Subject(s)
Amputation, Surgical , Fasciitis, Necrotizing , Social Class , Humans , Fasciitis, Necrotizing/surgery , Fasciitis, Necrotizing/mortality , Male , Female , Middle Aged , Retrospective Studies , Amputation, Surgical/statistics & numerical data , Amputation, Surgical/mortality , Adult , Aged
20.
Matern Child Health J ; 28(10): 1793-1811, 2024 Oct.
Article in English | MEDLINE | ID: mdl-39192085

ABSTRACT

OBJECTIVE: To compare reproductive history and postmenopausal health by birth status (preterm vs. full term) in a U.S. longitudinal study of postmenopausal women. Birth status was examined according to region of residence, household, and neighborhood socioeconomic status (SES). METHODS: In the Women's Health Initiative Observational Study, 2271 women were born prematurely (< 37 weeks). ANOVA and Chi-square determined birth status differences of reproductive history, pregnancy, and postmenopausal health. Odds ratios were calculated using either binary logistic or multinomial logistic regression. SES and U.S. region of residence were examined as potential effect modifiers. RESULTS: Preterm-born women compared to term-born women had higher risk of delivering a premature infant (aOR 1.68, 95% CI [1.46, 1.93]), higher odds of later-age first pregnancy (aOR 1.27 95% CI [1.02, 1.58]), longer duration to become pregnant (> 1 year to pregnancy) (aOR 1.10 95% CI [1.01, 1.21]), more miscarriages (aOR 1.23 95% CI [1.11, 1.37]), and more pregnancy complications including hypertension (aOR 1.58 95% CI (1.13, 2.21)], preeclampsia (aOR 1.64 95% CI [1.24, 2.16]), and gestational diabetes (aOR 1.68 95% CI [1.11, 2.53]). Preterm-born women had higher odds of menopause before age 50 (aOR 1.09 95% CI [1.05, 1.14]). Post-menopause, they had higher rates of diabetes (p = .01), hypertension (p = .01), hysterectomy (p = .045), and higher Charlson Comorbidity Index scores (p = .01). CONCLUSIONS: Preterm-born women had higher reproductive and pregnancy risks which when coupled with early menopause, may indicate a shorter childbearing period than term-born women. Guidelines for integration of preterm history in women's health care across the life course are needed to identify and manage their higher risk.


Subject(s)
Premature Birth , Reproductive Health , Humans , Female , Premature Birth/epidemiology , Pregnancy , Reproductive Health/statistics & numerical data , Longitudinal Studies , Middle Aged , Women's Health , Adult , United States/epidemiology , Infant, Newborn , Postmenopause , Risk Factors , Pregnancy Outcome/epidemiology , Social Class , Reproductive History
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