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1.
Am J Manag Care ; 30(8): e247-e250, 2024 Aug 01.
Artigo em Inglês | MEDLINE | ID: mdl-39146482

RESUMO

Given recent congressional interest in codifying price transparency regulations, it is important to understand the extent to which newly available price transparency data capture true underlying procedure-level prices. To that end, we compared the prices for maternity services negotiated between a large payer and 26 hospitals in Mississippi across 2 separate price transparency data sources: payer and hospital. The degree of file overlap is low, with only 16.3% of hospital-billing code observations appearing in both data sources. However, for the observations that overlap, pricing concordance is high: Corresponding prices have a correlation coefficient of 0.975, 77.4% match to the penny, and 84.4% are within 10%. Exact price matching rates are greater than 90% for 3 of the 4 service lines included in this study. Taken together, these results suggest that although administrative misalignment exists between payers and hospitals, there is a measure of signal amid the price transparency noise.


Assuntos
Preços Hospitalares , Humanos , Mississippi , Preços Hospitalares/estatística & dados numéricos , Estados Unidos , Revelação , Custos Hospitalares/estatística & dados numéricos , Seguradoras/economia , Seguro Saúde/economia
2.
Circ Heart Fail ; 17(8): e011199, 2024 Aug.
Artigo em Inglês | MEDLINE | ID: mdl-39119707

RESUMO

BACKGROUND: Increased hsCRP (high-sensitivity C-reactive protein), a marker of inflammation, is associated with incident cardiovascular events. We aim to determine whether the baseline or trajectory of hsCRP levels over time predicts incident heart failure (HF) hospitalization. METHODS: JHS (Jackson Heart Study) participants' (n=3920 Black adults) hsCRP levels were measured over 3 visits (from 2000 to 2013). We assessed the association of hsCRP at baseline (visit 1) with incident HF hospitalization using Cox proportional hazards models. Furthermore, we assessed the association of the trajectory of hsCRP over repeated measurements (visits 1-3) with incident HF using joint models. Hazard ratios are reflective of an increase in hsCRP by 1 SD on a log2 scale. We also assessed the association of change in hsCRP between visit 1 and visit 3 with Cox proportional hazards models by grouping patients by low (<2 mg/L) and high (≥2 mg/L) hsCRP levels. The 4 groups were low-to-low (referent), low-to-high, high-to-low, and high-to-high. RESULTS: Mean baseline age of participants was 54±13 years, and 63.8% were women. Over a median follow-up of 12 years, 308 (7.9%) participants were hospitalized with incident HF. Baseline hsCRP was not associated with incident HF (adjusted hazard ratio, 1.08 [95% CI, 0.96-1.22]). However, increasing hsCRP levels over repeated measures were associated with a higher risk of incident HF overall (adjusted hazard ratio, 1.22 [95% CI, 1.03-1.44]) and HF with preserved ejection fraction (adjusted hazard ratio, 1.30 [95% CI, 1.02-1.65]) but not HF with reduced ejection fraction (P>0.05). Furthermore, changes in hsCRP from low-to-high and high-to-low levels were associated with incident HF (P<0.05). CONCLUSIONS: While baseline hsCRP was not associated with incident HF, an increasing trajectory of hsCRP over time was associated with increased risk for incident HF (particularly HF with preserved ejection fraction). Temporal change in hsCRP may be an important marker of risk for incident HF with preserved ejection fraction in Black adults.


Assuntos
Biomarcadores , Negro ou Afro-Americano , Proteína C-Reativa , Insuficiência Cardíaca , Hospitalização , Humanos , Insuficiência Cardíaca/etnologia , Insuficiência Cardíaca/sangue , Insuficiência Cardíaca/epidemiologia , Proteína C-Reativa/análise , Proteína C-Reativa/metabolismo , Feminino , Masculino , Pessoa de Meia-Idade , Incidência , Idoso , Biomarcadores/sangue , Hospitalização/estatística & dados numéricos , Adulto , Fatores de Risco , Mississippi/epidemiologia , Medição de Risco , Fatores de Tempo , Modelos de Riscos Proporcionais
3.
Mil Med ; 189(Supplement_3): 510-516, 2024 Aug 19.
Artigo em Inglês | MEDLINE | ID: mdl-39160836

RESUMO

INTRODUCTION: The purpose of this paper is to examine a scalable secure firearm storage intervention in the U.S. National Guard (NG) in preventing firearm injury and suicide. A study among firearm-owning members of the Mississippi NG testing Project Safe Guard (PSG), a 10 to 15 min lethal means counseling intervention, found that PSG increased self-reported secure firearm storage practices. Here, we sought to examine a "real world" rollout of a modified PSG program in the NG in which NG members were trained to understand the importance of lethal means safety and to deliver PSG to Guardsmen peers within their units. MATERIALS AND METHODS: The PSG team collaborated with the NG to identify 4 states for the rollout; for each state, the NG was responsible for identifying key personnel ("facilitators") who would receive the training. Team members provided in-person training at 5 locations across 4 states (AZ, GA, IA, and NV) from January to April 2023. Attendees were provided with combination trigger locks or cable locks and evaluation instructions. Questionnaires were administered to training attendees via REDCap at pre-training and post-training. We conducted descriptive and comparison statistics of questionnaire data. RESULTS: A total of 186 facilitators were trained at 5 in-person training locations across 4 states (AZ, GA, IA, and NV) from January to April 2023; data collection concluded in August 2023. There were 137 pre-training responses (74% pre-survey response rate) and 88 post-training responses (64% response rate from those who took the pre-training survey). Findings demonstrate increases in self-reported knowledge, attitudes, and beliefs regarding firearm injury and suicide and a reported desire to store personal firearms more securely. CONCLUSION: The adapted version of PSG shows promise as a relevant and acceptable intervention among Guardsmen to enhance knowledge and attitudes regarding firearm suicide, increase secure firearm storage practices, and normalize conversations about firearm suicide prevention among peers. This intervention seeks to frame firearm suicide prevention within a culture of safety, complementary to the existing prevention methods and training within the NG.


Assuntos
Armas de Fogo , Prevenção do Suicídio , Humanos , Armas de Fogo/estatística & dados numéricos , Masculino , Adulto , Feminino , Ferimentos por Arma de Fogo/prevenção & controle , Militares/estatística & dados numéricos , Militares/psicologia , Estados Unidos/epidemiologia , Mississippi , Inquéritos e Questionários , Suicídio/estatística & dados numéricos , Suicídio/psicologia
4.
Artigo em Inglês | MEDLINE | ID: mdl-39063396

RESUMO

During the COVID-19 pandemic, tele-mental health (TMH) was a viable approach for providing accessible mental and behavioral health (MBH) services. This study examines the sociodemographic disparities in TMH utilization and its effects on healthcare resource utilization (HCRU) and medical expenditures in Mississippi. Utilizing a cohort of 6787 insured adult patients at the University of Mississippi Medical Center and its affiliated sites between January 2020 and June 2023, including 3065 who accessed TMH services, we observed sociodemographic disparities between TMH and non-TMH cohorts. The TMH cohort was more likely to be younger, female, White/Caucasian, using payment methods other than Medicare, Medicaid, or commercial insurers, residing in rural areas, and with higher household income compared to the non-TMH cohort. Adjusting for sociodemographic factors, TMH utilization was associated with a 190% increase in MBH-related outpatient visits, a 17% increase in MBH-related medical expenditures, and a 12% decrease in all-cause medical expenditures (all p < 0.001). Among rural residents, TMH utilization was associated with a 205% increase in MBH-related outpatient visits and a 19% decrease in all-cause medical expenditures (both p < 0.001). This study underscores the importance of addressing sociodemographic disparities in TMH services to promote equitable healthcare access while reducing overall medical expenditures.


Assuntos
COVID-19 , Gastos em Saúde , Acessibilidade aos Serviços de Saúde , Telemedicina , Humanos , COVID-19/epidemiologia , COVID-19/economia , Mississippi/epidemiologia , Feminino , Masculino , Gastos em Saúde/estatística & dados numéricos , Acessibilidade aos Serviços de Saúde/estatística & dados numéricos , Acessibilidade aos Serviços de Saúde/economia , Pessoa de Meia-Idade , Adulto , Telemedicina/estatística & dados numéricos , Telemedicina/economia , Serviços de Saúde Mental/estatística & dados numéricos , Serviços de Saúde Mental/economia , Disparidades em Assistência à Saúde/economia , Disparidades em Assistência à Saúde/estatística & dados numéricos , Idoso , Pandemias/economia , SARS-CoV-2 , Adulto Jovem
5.
Artigo em Inglês | MEDLINE | ID: mdl-39063495

RESUMO

Mississippi youth are demographically unique compared to those of the nation. The aim of the study was to examine the drug use among adolescents in Mississippi compared to that in the US, which included determining prevalence and trends in drug use as well as drugs on school property and estimating the differences in drug use prevalence by gender and by race. National and Mississippi Youth Risk Behavior Surveillance System (YRBSS) data from 2001 to 2021 were obtained for analysis. Summary statistics, prevalence ratio, and survey Chi-squared tests of independence statistics were generated for the comparison for all students, and by gender and race separately. Trend analysis was conducted using logistic regression combined with joinpoint regression. The six survey questions being studied were the following: have you ever used marijuana, an inhalant, heroin, methamphetamines, or injected drugs, and were you offered, sold, or given an illegal drug on school property during the last 12 months. Survey packages in R were used to account for the complex sampling design of YRBSS data. On the national level, all six drug-related risk behaviors being studied showed a significant decrease from 2001 to 2021. In Mississippi, however, only "ever used marijuana" showed a decrease trend, while three remain unchanged, and two increased. The 2021 YRBSS data show that Mississippi adolescents exhibited a significantly higher prevalence of drug use, and are more likely to be offered, sold or given an illegal drug on school property. This research showed detailed findings on drug use-related issues in Mississippi, which is alarming. This poses an important challenge for public health in Mississippi and sounds an urgent call for drug use intervention among Mississippi adolescents. More concerted actions at the community, school and government level are needed for reducing youth drug use and controlling the drug traffic on school property.


Assuntos
Assunção de Riscos , Transtornos Relacionados ao Uso de Substâncias , Humanos , Adolescente , Mississippi/epidemiologia , Prevalência , Masculino , Feminino , Transtornos Relacionados ao Uso de Substâncias/epidemiologia , Estados Unidos/epidemiologia , Comportamento do Adolescente , Criança
6.
South Med J ; 117(7): 379-382, 2024 Jul.
Artigo em Inglês | MEDLINE | ID: mdl-38959967

RESUMO

OBJECTIVES: Individuals employed in the agricultural industry encounter hazards in their work that could lead to injury or illness. Furthermore, the mental stress of being involved in the agricultural industry could lead to negative health-related outcomes for workers. This study evaluates the causes of deaths among employees in Mississippi's agricultural industry from 2017 to 2021. METHODS: Data are provided by the Mississippi Department of Health. Proportionate mortality ratios (PMRs) are calculated to determine if agricultural industry employees show an elevated mortality in comparison to the general population for any cause of death. RESULTS: Agricultural industry employees show a statistically significant elevated mortality for circulatory disease (PMR 107, 95% confidence interval [CI] 103-110) and coronavirus disease 2019 (PMR 122, 95% CI 111-134). They also show a significant excess mortality for deaths caused by transport accidents (PMR 117, 95% CI 101-136) and exposure to inanimate mechanical forces (PMR 274, 95% CI 183-396). CONCLUSIONS: The causes of death for which agricultural employees show an excess mortality can be explained by the hazards associated with working in the agricultural industry. These findings can be used to create targeted future public health programs for individuals who are employed in agriculture.


Assuntos
Agricultura , COVID-19 , Causas de Morte , Humanos , Mississippi/epidemiologia , Causas de Morte/tendências , COVID-19/mortalidade , Masculino , Feminino , Agricultura/estatística & dados numéricos , Adulto , Pessoa de Meia-Idade , Fazendeiros/estatística & dados numéricos
7.
South Med J ; 117(7): 383-388, 2024 Jul.
Artigo em Inglês | MEDLINE | ID: mdl-38959968

RESUMO

OBJECTIVES: This study aimed to report geographic and demographic patterns of patients with craniosynostosis (CS) treated at Children's of Mississippi, the state's only American Cleft Palate-Craniofacial Association-approved craniofacial team. METHODS: Patients with CS were treated at a tertiary pediatric hospital cared for by craniofacial surgeons and neurosurgeons from 2015 to 2020. Demographic, geographic, and CS diagnosis details, including sex, gestational age, race, ethnicity, insurance status, and affected cranial suture type(s), number, and associated syndromic diagnosis were collected, including birth county and total live births from state data. Significant differences between prevalence of CS in four regions of Mississippi were examined using two-tailed t tests (P < 0.05). RESULTS: Among 222,819 live births in Mississippi between 2015 and 2020, 79 pediatric patients presented to Children's of Mississippi with CS, with an overall incidence of 0.355/1000 live births. Most cases were nonsyndromic CS (82%, n = 65) affecting a single major cranial suture (81%, n = 64). The overall incidence of CS was higher in the coastal and central regions compared with northeast Mississippi, at 0.333 and 0.527 vs 0.132/1000 live births (P = 0.012 and P = 0.004), respectively. CONCLUSIONS: Results from this study suggest regional patterns of CS in Mississippi, which may reflect actual incidence patterns or proximity to Children's of Mississippi. Further study could reveal regional differences in risk factors underlying CS incidence or access to specialized CS care for different regions in the state. This will lead to opportunities for institutional outreach to decrease the burden of CS care in Mississippi.


Assuntos
Craniossinostoses , Humanos , Mississippi/epidemiologia , Craniossinostoses/epidemiologia , Craniossinostoses/diagnóstico , Feminino , Masculino , Lactente , Prevalência , Incidência , Recém-Nascido , Pré-Escolar
8.
Sci Total Environ ; 945: 174141, 2024 Oct 01.
Artigo em Inglês | MEDLINE | ID: mdl-38901597

RESUMO

Development of effective pollution mitigation strategies require an understanding of the pollution sources and factors influencing fecal pollution loading. Fecal contamination of Turkey Creek in Gulfport, Mississippi, one of the nation's most endangered creeks, was studied through a multi-tiered approach. Over a period of approximately two years, four stations across the watershed were analyzed for nutrients, enumeration of E. coli, male-specific coliphages and bioinformatic analysis of sediment microbial communities. The results demonstrated that two stations, one adjacent to a lift station and one just upstream from the wastewater-treatment plant, were the most impacted. The station adjacent to land containing a few livestock was the least impaired. While genotyping of male-specific coliphage viruses generally revealed a mixed viral signature (human and other animals), fecal contamination at the station near the wastewater treatment plant exhibited predominant impact by municipal sewage. Fecal indicator loadings were positively associated with antecedent rainfall for three of four stations. No associations were noted between fecal indicator loadings and any of the nutrients. Taxonomic signatures of creek sediment were unique to each sample station, but the sediment microbial community did overlap somewhat following major rain events. No presence of Escherichia coli (E. coli) or enterococci were found in the sediment. At some of the stations it was evident that rainfall was not always the primary driver of fecal transport. Repeated monitoring and analysis of a variety of parameters presented in this study determined that point and non-point sources of fecal pollution varied spatially in association with treated and/or untreated sewage.


Assuntos
Monitoramento Ambiental , Escherichia coli , Fezes , Sedimentos Geológicos , Fezes/microbiologia , Monitoramento Ambiental/métodos , Sedimentos Geológicos/microbiologia , Escherichia coli/isolamento & purificação , Poluição da Água/análise , Poluição da Água/estatística & dados numéricos , Mississippi , Microbiologia da Água , Microbiota , Colífagos/isolamento & purificação
9.
J Gastrointest Surg ; 28(8): 1330-1338, 2024 Aug.
Artigo em Inglês | MEDLINE | ID: mdl-38824070

RESUMO

BACKGROUND: Surgery is essential for gastrointestinal (GI) cancer treatment. Many patients lack access to surgical care that optimizes outcomes. Scarce availability and/or low accessibility of appropriate resources may be the reason for this, especially in economically disadvantaged areas. This study aimed to investigate providers' and survivors' perspectives on barriers and facilitators to the availability and accessibility of surgical care. METHODS: Semistructured interviews informed by surgical disparities and access-to-care conceptual frameworks with purposively selected GI cancer providers and survivors in Alabama and Mississippi were conducted. Survivors were within 3 years of diagnosis of stage I to III esophageal, pancreatic, or colorectal cancer. Transcripts were analyzed using inductive thematic and content analysis techniques. Intercoder agreement was reached at 90 %. RESULTS: The 27 providers included surgeons (n = 11), medical oncologists (n = 2), radiation oncologists (n = 2), a primary care physician (n = 1), nurses (n = 8), and patient navigators (n = 3). This study included 36 survivors with ages ranging from 44 to 87 years. Of the 36 survivors, 21 (58.3 %) were male, and 11 (30.6 %) identified as Black. Responses were grouped into 3 broad categories: (i) transportation/geographic location, (ii) specialized care/testing, and (iii) patient-/provider-related factors. The barriers included lack and cost of transportation, reluctance to travel because of uneasiness with urban centers, low availability of specialized care, overburdened referral centers, provider-related referral biases, and low health literacy. Facilitators included availability of charitable aid, centralizing multidisciplinary care, and efficient appointment scheduling. CONCLUSION: In the Deep South, barriers and facilitators to the availability and accessibility of GI surgical cancer care were identified at the health system, provider, and patient levels, especially for rural residents. Our data suggest targets for improving the use of surgery in GI cancer care.


Assuntos
Sobreviventes de Câncer , Neoplasias Gastrointestinais , Acessibilidade aos Serviços de Saúde , Humanos , Acessibilidade aos Serviços de Saúde/estatística & dados numéricos , Masculino , Pessoa de Meia-Idade , Feminino , Idoso , Sobreviventes de Câncer/psicologia , Sobreviventes de Câncer/estatística & dados numéricos , Adulto , Idoso de 80 Anos ou mais , Alabama , Neoplasias Gastrointestinais/cirurgia , Neoplasias Gastrointestinais/psicologia , Atitude do Pessoal de Saúde , Mississippi , Disparidades em Assistência à Saúde/estatística & dados numéricos , Cirurgiões/psicologia , Cirurgiões/estatística & dados numéricos , Neoplasias Pancreáticas/cirurgia , Navegação de Pacientes/organização & administração , Médicos de Atenção Primária/psicologia , Médicos de Atenção Primária/estatística & dados numéricos
10.
Ann Plast Surg ; 92(6S Suppl 4): S387-S390, 2024 Jun 01.
Artigo em Inglês | MEDLINE | ID: mdl-38857000

RESUMO

ABSTRACT: Accessing treatment at ACPA (American Cleft Palate-Craniofacial Association)-approved centers is challenging for individuals in rural communities. This study aims to assess how pediatric plastic surgery outreach clinics impact access for patients with orofacial cleft and craniosynostosis in Mississippi. An isochrone map was used to determine mean travel times from Mississippi counties to the sole pediatric hospital and the only ACPA-approved team in the state. This analysis was done before and after the establishment of two outreach clinics to assess differences in travel times and cost of travel to specialized plastic surgery care. Two sample t-tests were used for analysis.The addition of outreach clinics in North and South Mississippi led to a significant reduction in mean travel times for patients with cleft and craniofacial diagnoses across the state's counties (1.81 hours vs 1.46 hours, P < 0.001). Noteworthy travel cost savings were observed after the introduction of outreach clinics when considering both the pandemic gas prices ($15.27 vs $9.80, P < 0.001) and post-pandemic prices ($36.52 vs $23.43, P < 0.001).The addition of outreach clinics in Mississippi has expanded access to specialized healthcare for patients with cleft and craniofacial differences resulting in reduced travel time and cost savings for these patients. Establishing specialty outreach clinics in other rural states across the United States may contribute significantly to reducing burden of care for patients with clefts and craniofacial differences. Future studies can further investigate whether the inclusion of outreach clinics improves follow-up rates and surgical outcomes for these patients.


Assuntos
Fenda Labial , Fissura Palatina , Acessibilidade aos Serviços de Saúde , Humanos , Mississippi , Fissura Palatina/cirurgia , Fissura Palatina/economia , Acessibilidade aos Serviços de Saúde/estatística & dados numéricos , Acessibilidade aos Serviços de Saúde/economia , Fenda Labial/cirurgia , Fenda Labial/economia , Craniossinostoses/cirurgia , Craniossinostoses/economia , Procedimentos de Cirurgia Plástica/estatística & dados numéricos , Procedimentos de Cirurgia Plástica/economia , Relações Comunidade-Instituição , Masculino , Criança , Viagem/estatística & dados numéricos
11.
PLoS One ; 19(6): e0290858, 2024.
Artigo em Inglês | MEDLINE | ID: mdl-38833488

RESUMO

The tarnished plant bug, (TPB) Lygus lineolaris Palisot de Beauvois (Hemiptera: Miridae) is a key pest of cotton in the midsouth region and some areas of the eastern United States. Its control methods have been solely based on chemical insecticides which has contributed to insecticidal resistance and shortened residual periods for control of this insect pest. This study was conducted over a two-year period and examined the efficacy and residual effect of four commercial insecticides including lambda-cyhalothrin (pyrethroid), acephate (organophosphate), imidacloprid (neonicotinoid), and sulfoxaflor (sulfoxamine). The effectiveness and residual effects of these insecticides were determined by application on cotton field plots on four different dates during each season using three different concentrations (high: highest labeled commercial dose (CD), medium: 1/10 of the CD, low: 1/100 of the CD) on field cotton plots. Four groups of cotton leaves were randomly pulled from each treated plot and control 0-, 2-, 4-, 7-, and 9-days post treatment (DPT) and exposed to a lab colony of TPB adults. One extra leaf sample/ plot/ spray /DPT interval (0-2-4-7-9-11) during 2016 was randomly collected from the high concentration plots and sent to Mississippi State Chemical Laboratory for residual analysis. Mortality of TPB adults was greatest for those placed on leaves sprayed with the organophosphate insecticide with mortalities (%) of 81.7±23.4 and 63.3±28.8 (SE) 1-day after exposure (DAE) on leaves 0-DPT with the high concentration for 2016 and 2017, respectively, reaching 94.5±9.5 and 95.4±7.6 6-DAE each year. Mortality to all insecticides continued until 9 and 4-DPT for high and medium concentrations, respectively. However, organophosphate (39.4±28.6) and pyrethroid (24.4±9.9) exhibited higher mortality than sulfoxamine (10.6±6.6) and the neonicotinoid (4.0±1.5) 7-DAE on 9-DPT leaves with the high concentration. Based on our results using the current assay procedure, TPB adults were significantly more susceptible to contact than systemic insecticides and due to its residual effect, organophosphate could kill over 80% of the TPB population 7-DPT.


Assuntos
Gossypium , Inseticidas , Neonicotinoides , Nitrilas , Nitrocompostos , Fosforamidas , Piretrinas , Inseticidas/farmacologia , Gossypium/parasitologia , Animais , Piretrinas/farmacologia , Neonicotinoides/farmacologia , Mississippi , Nitrilas/farmacologia , Nitrocompostos/farmacologia , Controle de Insetos/métodos , Heterópteros/efeitos dos fármacos , Imidazóis/farmacologia , Hemípteros/efeitos dos fármacos , Compostos Organotiofosforados , Piridinas , Compostos de Enxofre
12.
South Med J ; 117(6): 316-322, 2024 Jun.
Artigo em Inglês | MEDLINE | ID: mdl-38830585

RESUMO

OBJECTIVES: Children's of Mississippi at the University of Mississippi Medical Center serves as the state's only American Cleft Palate-Craniofacial Association-approved cleft team at the only pediatric hospital in the state. The goal of this study is to report geographic and demographic patterns of patients with orofacial cleft (OFC) treated at Children's of Mississippi, which are lacking. METHODS: Patients with OFC treated at Children's of Mississippi from 2015 to 2020 were included. Demographic data were collected, including birth county and total live births from state data. Significant differences between incidence of OFC among public health regions of Mississippi were examined using analysis of variance (P < 0.05). Cases were compared with historical data from 1980 to 1989. RESULTS: There were 184 patients who presented with OFC, with a statewide incidence of 0.83 per 1000 live births among 222,819 live births in the state across 6 years. The incidence of OFC was 0.83/1000 for Whites and 0.82/1000 for non-Whites versus a historical rate of 1.36 and 0.54, respectively. Significantly fewer children in the northern region (0.25/1000) were born with OFC than in central (1.21; P < 0.001) and southern (0.86; P < 0.001) regions. CONCLUSIONS: Results from this study suggest changing regional patterns of OFC in Mississippi. Although rates increased among non-White infants, the overall incidence of OFC has decreased compared with historical data. The findings may reflect actual incidence patterns in the state or the proximity of certain regions to Children's of Mississippi. Further study may reveal regional differences in risk factors underlying OFC incidence, and/or issues with access to cleft care for different regions in the state.


Assuntos
Fenda Labial , Fissura Palatina , Humanos , Fissura Palatina/epidemiologia , Fenda Labial/epidemiologia , Mississippi/epidemiologia , Incidência , Feminino , Masculino , Seguimentos , Recém-Nascido , Lactente , Estudos Retrospectivos
14.
J Environ Manage ; 363: 121297, 2024 Jul.
Artigo em Inglês | MEDLINE | ID: mdl-38852406

RESUMO

In the southeastern USA, lack of historical fire regimes often leads to hardwood encroachment into early successional plant communities and managed pine stands, reducing wildlife value and timber yields. Land managers lack information on how firing technique interacts with fire season to influence plant communities. We designed an experiment to quantify these interactions in east-central Mississippi with pairs of 4 m × 8 m plots randomly assigned a backing and heading fire in each of three seasons: February (Feb), May-June (May/Jun), and September-October (Sep/Oct). We used thermocouples to monitor fire temperature and tagged midstory trees to monitor response. We lit heading fires with an 18-25 kph wind generated by a backpack blower and backing fires into the ambient wind. Despite backing fires producing longer residence times than heading fires and raising temperature above the lethal threshold of 60 °C an average of 54 s longer, firing technique did not influence midstory response one growing season post-fire. Backing and heading fires produced similar maximum temperatures. For both firing techniques, May/Jun resulted in the highest midstory mortality rates which were 3-fold greater than Sep/Oct and 4-fold greater than Feb. Among all three fire seasons, trees with a 2.5 cm diameter at breast height (DBH) had approximately a 75% chance of top-kill which decreased to <20% as trees approached 6.5 cm DBH. We found no effects of fire season on fire temperature, rate of spread, flame height, or percent crown scorch. We found no significant interactions between fire season and firing technique. Understory analysis revealed Sep/Oct produced the greatest increase in forb coverage, May/Jun resulted in the most grass coverage, and Feb produced the most brambles (Rubus spp.). On sites with similar species, weather, and fuel conditions to ours, land managers should emphasize fire season over firing technique for midstory control and understory manipulation. Where midstory hardwood control with fire is a priority, fire return intervals should be frequent enough to prevent trees from exceeding 2.5 cm DBH to avoid trees escaping fire's reach. These data can help managers reduce midstory competition with crop trees and promote understory development for wildlife.


Assuntos
Incêndios , Estações do Ano , Árvores , Mississippi
15.
J Nutr ; 154(7): 2188-2196, 2024 Jul.
Artigo em Inglês | MEDLINE | ID: mdl-38795746

RESUMO

BACKGROUND: The relation between phosphorus (P) intake and obesity is equivocal, with hypotheses in both directions. OBJECTIVES: We investigated the relationship between P intake, assessed from a current database, and calculated bioavailable P intake and obesity among African-American adults. METHODS: We examined associations between original and bioavailable P (total, added, and natural) and BMI and waist circumference (WC) in a cross-sectional study of 5306 African-American adults (21-84 y) from the Jackson Heart Study. A total of 3300 participants had complete interviews, valid dietary data, and normal kidney function. Diet was assessed by food frequency questionnaire. A novel algorithm was used to estimate P bioavailability. BMI or WC was regressed on each P variable, adjusting for total energy intake and potential confounders. RESULTS: After adjusting for covariates, original P (total and added) and bioavailable P (total and added) intakes (expressed/100 mg) were associated with BMI (ß: 0.11, 0.67, 0.31, and 0.71, respectively; all P < 0.0001). Neither original nor bioavailable natural P was significantly associated (ß: -0.03 and 0.09, respectively; both P > 0.05). When added and natural P were included in the same model, added P (original and bioavailable) intakes remained strongly associated with BMI (0.70 and 0.73, respectively; both P < 0.0001). Similar results were seen for WC. Intake of original added P tended to be more strongly associated with BMI, in females (ß: 0.72; P < 0.0001) than in males (ß: 0.56; P = 0.003) (P-interaction = 0.06). CONCLUSIONS: We found that greater intake of added, not natural, which may be a proxy for intake of processed foods was associated with higher BMI and WC. These were somewhat stronger when bioavailability was considered and for women than for men. Further investigation is needed to fully understand the mechanisms driving these associations.


Assuntos
Negro ou Afro-Americano , Índice de Massa Corporal , Obesidade , Fósforo na Dieta , Circunferência da Cintura , Humanos , Masculino , Feminino , Pessoa de Meia-Idade , Adulto , Estudos Transversais , Idoso , Fósforo na Dieta/administração & dosagem , Idoso de 80 Anos ou mais , Dieta , Adulto Jovem , Disponibilidade Biológica , Mississippi
16.
J Natl Med Assoc ; 116(3): 302-308, 2024 Jun.
Artigo em Inglês | MEDLINE | ID: mdl-38772793

RESUMO

BACKGROUND: Social variables are correlates of mortality. A number of social variables were used by the Centers for Disease Control and Prevention (CDC) to create a Social Vulnerability Index (SVI). SVI has been used as a correlate of health status. Age-adjusted mortality rates have been higher in Mississippi than in other states. Within Mississippi, the Delta region has had higher mortality. To test the hypothesis that social vulnerability was associated with mortality rate within the state, we examined SVI of counties in Mississippi as related to mortality from all causes in 2016-2020. METHODS: The CDC/ATSDR SVI ranks each census tract on 16 social factors, including poverty, lack of vehicle access, and crowded housing, and groups them into four related themes. Using CDC Wonder, we gathered data analyzing age-adjusted rate of death from all causes (AAR) in Mississippi Counties from 2016 to 2020, combined (reporting the death rate per 100,000 persons). Descriptive statistics were computed for each variable. Pearson correlation analysis, bivariable and multivariable regression analysis was done using Microsoft Excel version 16.77. The dependent variable was AAR and independent variables were for themes from the SVI. RESULTS: AAR varied greatly amongst counties in Mississippi. Higher AAR was seen in northwestern areas of Mississippi. The county with the lowest AAR (730 per 100,000 persons) had only half the AAR of the county with the highest AAR (1313.3 per 100,000 persons). The association of SVI THEME 1 (socioeconomic status) with AAR in Mississippi was positive. Linear regression analysis showed a coefficient of 203.5, 95 % CI 111.9-295.0, p = 0. 0.0000305. R square was 0.20. The addition of the following themes added little to the variation in AAR explained: SVI THEME 2 (household characteristics), SVI THEME 3 (racial and ethnic minority status), and SVI THEME 4 (housing type/transportation). CONCLUSION: Socioeconomic status explained a fifth of the variation in AAR among Mississippi counties in 2016-2020.


Assuntos
Mortalidade , Vulnerabilidade Social , Mississippi/epidemiologia , Humanos , Mortalidade/tendências , Causas de Morte , Masculino , Feminino , Fatores Socioeconômicos
18.
Telemed J E Health ; 30(7): e2096-e2102, 2024 Jun.
Artigo em Inglês | MEDLINE | ID: mdl-38563767

RESUMO

Background: Remote patient monitoring (RPM) has potential in hypertension management, but limited studies have focused on maternal hypertension, especially among vulnerable populations. The objective of this study was to integrate RPM into perinatal care for pregnant patients at elevated risk of hypertensive disorders to show feasibility, acceptability, and safety. Methods: A prospective pilot cohort study was conducted at the University of Mississippi Medical Center 2021-2023. Participants' blood pressure readings were remotely captured and monitored until 8-week postpartum, with timely assessment and intervention. Results: Out of 98 enrollees, 77 utilized RPM, and no maternal or neonatal deaths occurred within 60-day postpartum. High program satisfaction was reported at discharge. Conclusion: This study demonstrates the feasibility and acceptability of RPM for perinatal care in a vulnerable population. Positive outcomes were observed, including high patient satisfaction and no maternal or neonatal deaths. Further research should address patient engagement barriers and develop tailored protocols for improved clinical outcomes.


Assuntos
Negro ou Afro-Americano , Hipertensão Induzida pela Gravidez , População Rural , Adulto , Feminino , Humanos , Gravidez , Adulto Jovem , Negro ou Afro-Americano/estatística & dados numéricos , Determinação da Pressão Arterial/métodos , Monitorização Ambulatorial da Pressão Arterial/métodos , Estudos de Viabilidade , Hipertensão Induzida pela Gravidez/diagnóstico , Medicaid , Mississippi/epidemiologia , Satisfação do Paciente , Projetos Piloto , Estudos Prospectivos , População Rural/estatística & dados numéricos , Telemedicina , Estados Unidos
19.
Nat Commun ; 15(1): 3518, 2024 Apr 25.
Artigo em Inglês | MEDLINE | ID: mdl-38664477

RESUMO

Vegetation dieback and recovery may be dependent on the interplay between infrequent acute disturbances and underlying chronic stresses. Coastal wetlands are vulnerable to the chronic stress of sea-level rise, which may affect their susceptibility to acute disturbance events. Here, we show that a large-scale vegetation dieback in the Mississippi River Delta was precipitated by salt-water incursion during an extreme drought in the summer of 2012 and was most severe in areas exposed to greater flooding. Using 16 years of data (2007-2022) from a coastwide network of monitoring stations, we show that the impacts of the dieback lasted five years and that recovery was only partial in areas exposed to greater inundation. Dieback marshes experienced an increase in percent time flooded from 43% in 2007 to 75% in 2022 and a decline in vegetation cover and species richness over the same period. Thus, while drought-induced high salinities and soil saturation triggered a significant dieback event, the chronic increase in inundation is causing a longer-term decline in cover, more widespread losses, and reduced capacity to recover from acute stressors. Overall, our findings point to the importance of mitigating the underlying stresses to foster resilience to both acute and persistent causes of vegetation loss.


Assuntos
Secas , Rios , Elevação do Nível do Mar , Áreas Alagadas , Inundações , Mississippi , Plantas , Biodiversidade , Ecossistema , Salinidade
20.
Emerg Infect Dis ; 30(4): 821-823, 2024 Apr.
Artigo em Inglês | MEDLINE | ID: mdl-38526329

RESUMO

We describe a case of a 2-year-old child who expelled a single adult female Ascaris lumbricoides worm. The patient is from a rural county in Mississippi, USA, with no reported travel outside of the United States. The caregivers in the home practice good sanitation. Exposure to domestic pigs is the likely source of infection.


Assuntos
Ascaríase , Suínos , Adulto , Animais , Humanos , Feminino , Pré-Escolar , Mississippi/epidemiologia , Ascaríase/diagnóstico , Ascaríase/epidemiologia , Ascaris lumbricoides , Sus scrofa , Viagem
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