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1.
Front Public Health ; 11: 1049836, 2023.
Article in English | MEDLINE | ID: mdl-36969645

ABSTRACT

Background: Among Taiwanese adolescents, how the clustering of unhealthy behaviors, including insufficient physical activity, screen-based sedentary behavior and frequent sugar-sweetened beverage consumption affecting depressive symptom remains unclear. This study aims to examine the cross-sectional association between clustering of unhealthy behaviors and depressive symptom. Methods: We analyzed 18,509 participants from the baseline survey of the Taiwan Adolescent to Adult Longitudinal Survey in 2015. The outcome was depressive symptoms, and the main exposures were insufficient physical activity, screen-based sedentary behaviors and frequent sugar-sweetened beverage consumption. Generalized linear mixed models were performed to find key factor associated with depressive symptom. Results: Depressive symptoms were common among participants (31.4%), particularly in female and older adolescents. After adjustments for covariates including sex, school type, other lifestyle factors and social determinants, individuals exhibiting clustering of unhealthy behaviors were more likely (aOR = 1.53, 95% CI: 1.48-1.58) to exhibit depressive symptoms than those who have no or only one unhealthy behavior. Conclusions: Clustering of unhealthy behaviors is positively associated with depressive symptom among Taiwanese adolescents. The findings highlight the importance of strengthening public health interventions to improve physical activity and decrease sedentary behaviors.


Subject(s)
Depression , Exercise , Adult , Humans , Adolescent , Female , Cross-Sectional Studies , Depression/epidemiology , Taiwan/epidemiology , Cluster Analysis
2.
Article in English | MEDLINE | ID: mdl-36981853

ABSTRACT

International students face many impediments under the COVID-19 pandemic. The objectives of this study are to assess the association between the perceptions of international students and the lockdown policy for COVID-19. In 2021, three different levels of lockdown policy were enforced, including level I from January to April, level III from May to July, and level II from August to December. We conducted three surveys for international graduate students using a validated questionnaire during the different lockdown levels. We collected 185, 119, and 83 valid questionnaires in level I, II, and III, respectively. There were linear trends in the correlations of lockdown policy with the knowledge (p = 0.052), attitudes (p = 0.002), and practices (p < 0.001) of COVID-19. In brief, the stricter the lockdown policy, the better the students adhered to sufficient knowledge, positive attitudes, and healthy practices. Furthermore, there were significant linear correlations of lockdown policy with the transportation, school study, leisure, family life, and diet behavior. In conclusion, lockdown policy had important impacts on the knowledge, attitudes, practices, and daily lives of international students. The findings indicated that the lockdown system and its corresponding measures appear to affect perceptions in a positive way.


Subject(s)
COVID-19 , Humans , COVID-19/epidemiology , Pandemics , Taiwan/epidemiology , Communicable Disease Control , Students , Surveys and Questionnaires , Health Knowledge, Attitudes, Practice
3.
Front Public Health ; 11: 1321045, 2023.
Article in English | MEDLINE | ID: mdl-38259792

ABSTRACT

Introduction: The COVID-19 pandemic occurred in several waves with different levels of seriousness. Healthcare personnel (HCP) constituted a high-risk population for COVID-19, necessitating monitoring of their knowledge, attitudes, and practices (KAP) status and level of psychological distress. This study investigated differences in the impacts of COVID-19 during and after the Omicron outbreak among HCP in Indonesia. Methods: An online structured questionnaire survey was distributed twice in selected hospitals of Indonesia: the first survey was between December 2021 and February 2022 (Omicron era) and the second between August and October 2022 (post-Omicron era). A multiple logistic regression model was used to determine the differences in KAP and psychological distress among HCP toward COVID-19 with demographic characteristics adjusted for. Results: This study included 402 (Omicron era) and 584 (post-Omicron era) HCP members. Positive attitudes were more common in the Omicron era than in the post-Omicron era (p = 0.001). The availability of face shields and protective eyewear significantly decreased from 62.7 to 55.6% (p = 0.028). However, psychological distress among HCP significantly increased after the Omicron outbreak (p = 0.024). Multiple logistic regression analyses revealed a decrease of positive attitudes (OR = 0.626; 95% CI = 0.476-0.823) in the post-Omicron era. Conclusion: Our data indicated a significant increase in psychological distress among HCP in the post-Omicron era. These findings suggest a need for greater focus on psychological distress among HCP in Indonesia.


Subject(s)
COVID-19 , Humans , COVID-19/epidemiology , Indonesia/epidemiology , Pandemics , Disease Outbreaks , Delivery of Health Care
4.
J Cell Commun Signal ; 16(4): 567-578, 2022 Dec.
Article in English | MEDLINE | ID: mdl-35247157

ABSTRACT

Head and neck squamous cell carcinoma (HNSCC) is a malignancy with a worldwide distribution. Although intensive studies have been made, the underlying oncogenic mechanism of HNSCC requires further investigation. In this study, we examined the oncogenic role of activated Cdc42-associated kinase 1 (ACK1), an oncogenic tyrosine kinase, in regulating the proliferation of HNSCC cells and its underlying molecular mechanism. Results from immunohistochemical studies revealed that ACK1 was highly expressed in HNSCC tumors, with 77% (77/100) of tumors showing a high ACK1 immunoreactivity compared to 40% (8/20) of normal mucosa. Knockdown of ACK1 expression in HNSCC cells resulted in elevated p27 expression, reduced cell proliferation, and G1-phase cell cycle arrest. Rescue of ACK1 expression in the ACK1-knockdown cells suppressed p27 expression and restored cell proliferation. Compared to ACK1-knockdown cells, ACK1-rescued cells exhibited a restored p27 expression after MG132 treatment and showed an elevated level of ubiquitinated p27. Our data further showed that knockdown of ubiquitin ligase Skp2 resulted in elevated p27 expression. Importantly, the expression of p27(WT), p27(Y74F), or p27(Y89F) in ACK1-overexpressed 293T cells or ACK1-rescued SAS cells showed higher levels of tyrosyl-phosphorylated p27 and interaction with ACK1 or Skp2. However, the expression of p27(Y88F) mutant exhibited a relatively low phosphorylation level and barely bound with ACK1 or Skp2, showing a basal interaction as the control cells. These results suggested that ACK1 is highly expressed in HNSCC tumors and functions to promote cell proliferation by the phosphorylation and degradation of p27 in the Skp2-mediated mechanism.

5.
J Toxicol Environ Health A ; 85(10): 431-438, 2022 05 19.
Article in English | MEDLINE | ID: mdl-35216542

ABSTRACT

Airborne fine particulate matter (PM2.5) has been classified as a Group I carcinogen leading to lung cancer in humans by the International Agency for Research on Cancer (IARC). In Taiwan, where there is a growing incidence of this disease, lung cancer is currently the leading cause of cancer-associated deaths in women and second leading cause of deaths in men. Because tobacco use is rare in Taiwan, especially amongst women, the high incidence of this type of cancer was suggested to be attributed to the other external contaminants, including airborne PM2 pollution. In this ecologic study, a possible association between ambient air PM2.5 exposure and likelihood of death attributed to lung cancer was examined in Taiwan in 66 municipalities. Annual PM2.5 levels and age-standardized lung cancer mortality rates for male and female residents were calculated for years 2010 to 2019. Weighted-multiple regression was applied to analyze our data, adjusting for level of urbanization and physician density. For males, the adjusted risk ratios (RRs) for lung cancer mortality were 1.01 for municipalities with PM2.5 levels 21.85-28.21 ug/m3 and 1.07 for municipalities with 28.22-31.23 ug/m3, compared to those with the lowest PM2.5 levels. For females, these adjusted RRs were 0.99 and 1.06, respectively. Data demonstrated an association between chronic exposure to high levels of PM2.5 and increased likelihood of death attributed to lung cancer for both men and women in Taiwan. Further studies are needed to explore the relationship between PM2.5 air pollution exposure and risk of lung cancer histologic subtype.


Subject(s)
Air Pollutants , Air Pollution , Lung Neoplasms , Air Pollutants/analysis , Air Pollutants/toxicity , Air Pollution/adverse effects , Air Pollution/analysis , Dust , Environmental Exposure/adverse effects , Female , Humans , Lung Neoplasms/chemically induced , Male , Particulate Matter/analysis , Particulate Matter/toxicity , Risk Factors , Taiwan/epidemiology
6.
Nutrients ; 13(8)2021 Aug 10.
Article in English | MEDLINE | ID: mdl-34444899

ABSTRACT

Emotional eating is one factor that increases the consumption of unhealthy food. This study aimed to investigate the association between emotional eating and frequencies of consuming fast food, high-fat snacks, processed meat products, dessert foods, and sugar-sweetened beverages (SSBs) in adolescents. The baseline survey data (2015) from the Taiwan Adolescent to Adult Longitudinal Study (TAALS) were fitted into multivariate logistic regression models adjusted for sex, school type, Body Mass Index (BMI), eating while doing something, nutrition label reading, skipping breakfast, smoking, binge drinking, sedentary lifestyle, physical activity, peer and school support, and parental education level. Among the 18,461 participants (48.5% male and 51.5% female), those exhibiting emotional eating were more likely to consume fast food (Odds ratio (OR) = 2.40, 95% Confidence interval (CI): 2.18-2.64), high-fat snacks (OR = 2.30, 95% CI: 2.12-2.49), processed meat products (OR = 1.92, 95% CI: 1.78-2.08), dessert foods (OR = 2.49, 95% CI: 2.31-2.69), and sugar-sweetened beverages (OR = 1.83, 95% CI: 1.70-1.98). Factors that were positively associated with unhealthy food consumption included eating while doing other activities, binge drinking, smoking, and sedentary lifestyle. Among all the covariates, nutrition label reading was the only factor that was inversely associated with frequent unhealthy food consumption. Sex and school type may moderate the effect of emotional eating on the frequent consumption of specific unhealthy food groups. In conclusion, adolescents with high emotional eating were more likely to report frequent consumption of unhealthy foods in Taiwan. Our findings showed that male participants appeared to consume fast foods, high-fat snacks, processed meat, and SSBs more often and dessert foods less often than females. Future longitudinal studies are recommended for understanding the causal relationship between emotional eating and unhealthy food consumption.


Subject(s)
Adolescent Behavior/psychology , Affective Symptoms/psychology , Diet, Healthy/psychology , Diet, Healthy/statistics & numerical data , Feeding Behavior/psychology , Adolescent , Body Mass Index , Fast Foods/statistics & numerical data , Feeding and Eating Disorders/psychology , Female , Health Behavior , Humans , Logistic Models , Longitudinal Studies , Male , Odds Ratio , Sedentary Behavior , Snacks/psychology , Sugar-Sweetened Beverages/statistics & numerical data , Taiwan
7.
J Toxicol Environ Health A ; 84(17): 702-709, 2021 09 02.
Article in English | MEDLINE | ID: mdl-34058967

ABSTRACT

There are few apparent studies regarding the association between fine particulate matter (PM2.5) air pollution and development of depression. Data obtained from epidemiological studies are inconsistent and controversial. The aim of this case-crossover study was to examine the association between short-term exposure to PM2.5 alone and in combination with other pollutants and frequency of hospitalizations for depression from 2009 to 2013 in Taipei, Taiwan. In the single pollutant model without adjustment for other pollutants, 17% and 4% increase in admissions attributed to depression correlated with interquartile range (IQR) rise in PM2.5 levels was noted on warm and cool days, respectively. Data were also analyzed using two-pollutant models and it was found that on warm days, the association continued to be significant after including one of the following pollutants: sulfur dioxide (SO2), nitrogen dioxide (NO2), ozone (O3) or carbon monoxide (CO). On cool days, the significance was lost. In conclusion, the relationship between ambient outdoor PM2.5 exposure and rates of hospitalization for depression appeared to be temperature dependent in Taipei. Further research is needed to verify these observations as well as to distinguish the relative contributions of PM2.5 and temperature to development for hospital admissions for depression.


Subject(s)
Air Pollutants/analysis , Air Pollution/analysis , Depression/epidemiology , Hospitalization/statistics & numerical data , Hot Temperature , Particulate Matter/analysis , Cities/epidemiology , Depression/chemically induced , Humans , Taiwan/epidemiology
8.
Breastfeed Med ; 16(4): 292-299, 2021 04.
Article in English | MEDLINE | ID: mdl-33666511

ABSTRACT

Background: Parents may consider interrupting breastfeeding to manage neonatal jaundice (NJ). Our aims were to determine correlations of breastfeeding with NJ by examining infants' manifestations in the first week after birth and to understand parents' perceptions toward NJ in relation to breastfeeding. Materials and Methods: This prospective cross-sectional study was conducted in a tertiary medical center by examining infants and administering a questionnaire survey to their parents. All healthy infants admitted to the well-baby nursery were eligible for enrollment. A 16-item questionnaire was distributed to parents of enrolled infants from October 2017 to February 2019. Items of the questionnaire included perceptions and knowledge of NJ. In addition, clinical information of enrolled infants was obtained from medical records. Hyperbilirubinemia was defined as a peak transcutaneous bilirubinometer value ≥15 mg/dL. Results: In total, 449 parents completed the consent form and participated in the study. Results showed that exclusive breastfeeding was more common in infants with a vaginal delivery (p < 0.001), who were nonprimiparous (p = 0.004) and who had weight loss of >7% (p < 0.001). There was no significant correlation of exclusive breastfeeding with hyperbilirubinemia (p = 0.414). Approximately two-thirds of parents were worried about NJ occurring in their child. Most parents were aware of phototherapy as management of NJ. However, their knowledge of risk factors, complications, and assessments of NJ was relatively deficient. Overall, 29.6% of parents rated breastfeeding as a risk factor for NJ, and 24% of parents indicated that cessation of breastfeeding was a management option for NJ. Conclusions: The results indicated that NJ in the first few days after birth poses a significant barrier to breastfeeding. Our findings provide critical information for plotting strategies to enhance parents' willingness to continue breastfeeding.


Subject(s)
Breast Feeding , Jaundice, Neonatal , Child , Cross-Sectional Studies , Female , Humans , Infant , Infant, Newborn , Parents , Perception , Pregnancy , Prospective Studies
9.
J Toxicol Environ Health A ; 83(17-18): 596-603, 2020 09 16.
Article in English | MEDLINE | ID: mdl-32757744

ABSTRACT

Epidemiologic studies reported an association between exposure to ambient air pollutants and increased mortality rate attributed to suicide and suicide attempts. The investigation sought to determine whether there is an association between short-term ambient ozone (O3) level exposure and daily hospital admissions for depression in Taipei from 2009 to 2013 using a time-stratified case-crossover design. In our single-pollutant model (with no adjustment for other pollutants), the % increase in daily hospital admissions for depression was 12% on warm days and 30% on cool days, per interquartile range (IQR) rise in O3 levels, respectively. Ozone levels were significantly correlated with daily number of depression admissions both on warm and cool days. In our two-pollutant models, O3 levels remained significant after adjusting for other air pollutants, including particulate matter (PM10, PM2.5), sulfur dioxide (SO2), nitrogen dioxide (NO2), and carbon monoxide (CO) both on warm and cool days. Although O3 levels tended to be higher on warm days, admissions for depression were higher on cool days, suggesting that the relationship between O3 concentrations and depression may be affected by temperature. Further study is needed to better understand these findings.


Subject(s)
Air Pollutants/toxicity , Depression/chemically induced , Hospitalization/statistics & numerical data , Ozone/toxicity , Air Pollutants/chemistry , Air Pollution , Cross-Over Studies , Depression/epidemiology , Humans , Retrospective Studies , Taiwan/epidemiology
10.
ACS Appl Mater Interfaces ; 12(31): 35273-35281, 2020 Aug 05.
Article in English | MEDLINE | ID: mdl-32664729

ABSTRACT

Porous redox-active polyamide hybrid films have been successfully prepared to enhance the electrochromic (EC) properties in this report comparing with salt-caused porous films and hybrid films obtained via in situ sol-gel reaction of hydroxyl groups and zirconium dioxide (ZrO2). With the assistance of porous and hybrid structures, the diffusion rate of counterions between electrolyte and EC species could be effectively increased, and the charges could be delivered and stored between the donor-acceptor system constructed by the organic-inorganic hybrid during the electrochemical process. Furthermore, there would be a synergistic effect while combining the porous structure and hybrid system together, which can improve the EC behaviors much more obviously; that is, the enhancement of porous hybrid films is more than that of porous films and hybrid films individually. For further application, the porous hybrid films were fabricated into devices, which exhibit a lower oxidation potential (from 1.07 to 0.94 V) and shorter switching response time (from 81.3 to 9.7 s for coloring time and from 44.7 to 20.8 s for bleaching time) with good electrochemical stability. Consequently, these results indicate that the EC properties could be enhanced and improved dramatically by the facile approach of merging the porous structure and hybrid system.

11.
Macromol Rapid Commun ; 41(12): e2000186, 2020 Jun.
Article in English | MEDLINE | ID: mdl-32400908

ABSTRACT

Enhancing switching response capability of electrochromic (EC) polymers has been a topical issue. Herein, the H-shaped nonplanar pentiptycene scaffold is successfully introduced into the polyamide film derived from N,N'-bis(4-aminophenyl)-N,N'-di(methoxyphenyl)-1,4-phenylenediamine (TPPA), and the resulting copolymer shows enhanced EC behaviors, including lower oxidation potential and shorter switching response time, as compared to the corresponding TPPA-derived homopolymer.


Subject(s)
Anthracenes/chemistry , Nylons/chemistry , Molecular Structure , Nylons/chemical synthesis , Particle Size , Porosity , Surface Properties
12.
Asia Pac J Public Health ; 32(4): 209-214, 2020 05.
Article in English | MEDLINE | ID: mdl-32449364

ABSTRACT

Using current best evidence to make decisions can improve outcomes of public health. Thus, establishing the capacities of evidence-based public health (EBPH) has become one of the core competences. To better scale up EBPH movement, efforts should focus on introduction of EBPH into school curriculum. However, data indicating the extent to which EBPH is used in universities are scant. In the current study, we conducted a nationwide questionnaire survey to investigate the perceptions toward EBPH among full-time teachers and senior undergraduates at all universities with a Department of Public Health in Taiwan. A structured questionnaire was distributed by post to all potential participants of nine universities in 2017. Questions included items related to awareness, knowledge, skills, behaviors, and barriers of EBPH. Results showed teachers were more aware of EBPH than students. In addition, teachers more often had sufficient knowledge and skills of EBPH, and more often applied the findings to decision-making after critical appraisal than students. Furthermore, personal barriers toward EBPH were more common in students than teachers. In conclusion, there are differences in awareness, knowledge, skills, behaviors, and barriers of EBPH between teachers and students. The data suggest that an initiative of systematically teaching EBPH to undergraduates is important.


Subject(s)
Evidence-Based Practice/organization & administration , Faculty/psychology , Public Health/education , Students, Public Health/psychology , Curriculum , Faculty/statistics & numerical data , Female , Humans , Male , Middle Aged , Students, Public Health/statistics & numerical data , Surveys and Questionnaires , Taiwan , Universities , Young Adult
13.
Tob Control ; 29(1): 36-42, 2020 01.
Article in English | MEDLINE | ID: mdl-30397030

ABSTRACT

INTRODUCTION: Adult smoking prevalence in Taiwan rapidly declined from 26.5% in 2005 to 20.0% in 2015. Nevertheless, future projections on smoking-attributable deaths and current per capita consumption do not paint an equally bright picture. METHODS: We used SimSmoke, a tobacco control simulation model to assess the impact of tax increases and other policies by predicting past and projecting over future decades smoking rates and smoking-attributable mortality. RESULTS: The model accurately depicts the decline in smoking prevalence observed in Taiwan from 2000 to 2015. Nonetheless, under the 'status quo' scenario, smoking-attributable mortality is projected to continue growing, peaking at 26 602 annual deaths in 2039 and cumulative deaths >1 million by 2044. By comparing projections with current policies with a counterfactual scenario based on the 2000 policy levels, SimSmoke estimates that tobacco control in Taiwan has been able to reduce smoking prevalence by 30% in 2015 with 450 000 fewer smoking-attributable deaths by 2060. Modified scenarios show that doubling the retail price of cigarettes and fully implementing the remaining MPOWER measures would avert approximately 45 000 lives by 2040 and 130 000 by 2060. CONCLUSIONS: Tobacco will be a leading cause of death in Taiwan for the coming decades, showing yet again the long-term consequences of smoking on public health. The MPOWER package, even if adopted at the highest level with a large tax increase, is unlikely to reduce smoking prevalence to the endgame goal of 5% in the next five decades.


Subject(s)
Computer Simulation , Policy , Smoking/mortality , Smoking/trends , Tobacco Use/legislation & jurisprudence , Tobacco Use/prevention & control , Tobacco Use/trends , Adult , Female , Humans , Male , Taiwan/epidemiology , Taxes/economics , Tobacco Products/economics
14.
J Contin Educ Nurs ; 50(12): 557-562, 2019 Dec 01.
Article in English | MEDLINE | ID: mdl-31774927

ABSTRACT

BACKGROUND: We developed a training course of fetal monitoring using high-fidelity simulation for obstetric nurses. METHOD: All participants were assessed by two standardized written tests for knowledge and interpretation of fetal heart rate tracing before and after the training. In addition, a self-estimated questionnaire survey was performed twice-after the training and 6 months later. RESULTS: The knowledge and interpretation of fetal heart rate tracing significantly improved in the simulation group. Compared with the lecture group, the perceived improvements of knowledge and interpretation of fetal heart rate tracing in the simulation group were significantly better following the training and 6 months later. CONCLUSION: High-fidelity simulation courses are useful in improving the knowledge and interpretation of fetal heart rate tracings for obstetric nurses. They are more effective to improve both short- and long-term management in fetal heart rate monitoring. [J Contin Educ Nurs. 2019;50(12):557-562.].


Subject(s)
Curriculum , Education, Nursing, Continuing/organization & administration , Heart Rate, Fetal , High Fidelity Simulation Training/methods , Monitoring, Physiologic/methods , Nursing Staff, Hospital/education , Obstetric Nursing/education , Adult , Female , Humans , Male , Middle Aged
15.
Complement Ther Med ; 46: 1-8, 2019 Oct.
Article in English | MEDLINE | ID: mdl-31519264

ABSTRACT

OBJECTIVE: To identify empirical evidence on the effectiveness of Tai Chi in treating fibromyalgia (FM). METHOD: We conducted a systematic review and meta-analysis of randomized controlled trials (RCTs) to compare the effectiveness of Tai Chi and standard care or conventional therapeutic exercise in patients with FM. PubMed, Medline, and Physiotherapy Evidence Database were searched for relevant studies published before May 2019. Treatment effectiveness was evaluated using the fibromyalgia impact questionnaire (FIQ), and the total score, pain score, sleep quality index, fatigue, depression, and quality of life were assessing among the patients. RESULTS: Six RCTs with 657 patients were included. Results of our meta-analysis indicated that Tai Chi exerts significant positive effects on reducing the total FIQ score at 12-16 weeks (standard mean difference [SMD]: -0.61; 95% confidence interval [CI]: -0.90 to -0.31) and pain score (SMD: -0.88; 95% CI: -1.58 to -0.18), improving sleep quality (SMD: -0.57; 95% CI: -0.86 to -0.28), relieving fatigue (SMD: -0.92; 95% CI: -1.81 to -0.04), alleviating depression (SMD: -0.49; 95% CI: -0.97 to -0.01), and enhancing quality of life physically (SMD: 6.21; 95% CI: 3.18-9.24) and psychologically (SMD: 5.15; 95% CI: 1.50-8.81). CONCLUSION: Tai Chi exerts significantly greater effects on patients with FM than standard care; therefore, we suggest that Tai Chi can be used as an alternative treatment. However, more large-scale, high-quality, and multicenter trials are required to provide stronger evidence on the effectiveness of Tai Chi, as an alternative to aerobic exercise, compared with conventional therapeutic exercise.


Subject(s)
Fibromyalgia/therapy , Exercise Therapy/methods , Humans , Quality of Life , Randomized Controlled Trials as Topic , Surveys and Questionnaires , Tai Ji/methods
16.
BMC Pulm Med ; 19(1): 145, 2019 Aug 13.
Article in English | MEDLINE | ID: mdl-31409326

ABSTRACT

BACKGROUND: Aerosol administration is increasingly being used as a therapeutic intervention for mechanically ventilated preterm infants. However, the effects of inhalation therapy on retinopathy of prematurity (ROP) have not yet been explored. METHODS: A retrospective cohort study was conducted in a tertiary level neonatal intensive care unit (NICU) from 2011 to 2013. All preterm infants with a gestational age (GA) of 24~29 weeks receiving invasive intubation for more than 1 week in the NICU were included. Infants with severe congenital anomalies were excluded. ROP was defined as stage II or greater according to medical records by ophthalmologists. A multivariate logistic regression model was used to estimate the risk of ROP in relation to inhalation therapy after adjusting for confounders. RESULTS: In total, 205 infants were enrolled in this study, including 154 with inhalation therapy and 51 without inhalation therapy. Univariate analyses showed an association of inhalation with the following characteristics: sex (p = 0.047), GA (p = 0.029), sepsis (p = 0.047), bronchopulmonary dysplasia (BPD) (p < 0.001), and ROP (p = 0.001). Furthermore, logistic regression analysis indicated that inhalation therapy was an independent risk factor for ROP (odds ratio (OR) = 2.639; 95% confidence interval (CI) = 1.050~6.615). In addition, infants with a GA of 24~25 weeks (OR = 6.063; 95% CI = 2.482~14.81) and 26~27 weeks (OR = 3.825; 95% CI = 1.694~8.638) were at higher risk of ROP than those with a GA of 28~29 weeks. Other factors - including sex, sepsis, BPD, and delivery mode - did not carry significant risk. CONCLUSION: Aerosol therapy with pure oxygen delivery is associated with ROP. Clinicians should exercise great caution when conducting aerosol therapy with excess oxygen in mechanically ventilated preterm infants.


Subject(s)
Bronchopulmonary Dysplasia/chemically induced , Infant, Premature , Oxygen Inhalation Therapy/adverse effects , Oxygen Inhalation Therapy/methods , Retinopathy of Prematurity/chemically induced , Birth Weight , Female , Gestational Age , Humans , Infant, Newborn , Intensive Care Units, Neonatal , Logistic Models , Male , Multivariate Analysis , Respiration, Artificial , Retrospective Studies , Risk Factors , Taiwan
17.
Nanoscale ; 11(17): 8597-8603, 2019 Apr 25.
Article in English | MEDLINE | ID: mdl-30994150

ABSTRACT

Four aggregation-induced emission (AIE)- and electro-active cyanostilbene-based triphenylamine-containing derivatives with different substituents were synthesized to investigate their effects on the photoluminescence properties and electrochromic (EC) and electrofluorochromic (EFC) behavior of gel-type electrochromic devices (ECDs). The optical and photoluminescence properties of the obtained materials were influenced by the substituents, and revealed AIE-active characteristics, exhibiting stronger fluorescence intensity in the aggregated state than in solution. Consequently, the EFC devices could be fabricated by combining these AIE- and electro-active materials with cathodic EC heptyl viologen HV into the gel-type electrolyte system to enhance the emission intensity, on/off contrast ratio, and response capability.

18.
J Toxicol Environ Health A ; 82(4): 261-267, 2019.
Article in English | MEDLINE | ID: mdl-30870114

ABSTRACT

Several studies suggested short-term exposure to air pollution might be associated with suicide mortality, although results have been inconsistent and vary depending upon the type of air contaminants. While seasonal variation associated with suicide was reported to occur and that in the spring and early summer there are peaks in ozone (O3) distribution, the relationship between these two parameters is not known. The aim of this study was to examine the potential association between O3 levels and daily mortality rate related to suicide in Taipei for the period 2004-2008 using a time-stratified case-crossover analysis. In our single pollutant model without adjustment for other pollutants, the risk of suicide increased by 11% on warm days and 15% on cool days for each interquartile range (IQR) rise in O3 concentration, respectively. The relationship was positive but did not reach significance. In our two-pollutant models, O3 remained non-significant on warm days after inclusion of one of any other ambient air contaminants into the model. However, on cool days, a significant association was found between O3 levels and enhanced risk of mortality due to suicide after nitrogen dioxide (NO2) or carbon monoxide (CO) were included. The overall positive but not significant findings of elevated risk of mortality frequently attributed to suicide on days with higher O3 levels suggest that outdoor exposures to this gaseous contaminant may contribute to increases in daily mortality rate related to suicide.


Subject(s)
Air Pollutants/analysis , Air Pollution/analysis , Cause of Death , Environmental Monitoring/methods , Ozone/adverse effects , Ozone/analysis , Suicide/statistics & numerical data , Adult , Aged , Aged, 80 and over , Air Pollutants/adverse effects , Air Pollution/adverse effects , Cross-Over Studies , Female , Humans , Male , Middle Aged , Seasons , Taiwan
19.
Sci Rep ; 8(1): 14824, 2018 10 04.
Article in English | MEDLINE | ID: mdl-30287871

ABSTRACT

Prolonged jaundice is a commonly evaluated condition. The aim of this study was to assess the risk factors of jaundice in healthy infants at one month of age. This prospective cohort study enrolled 509 healthy infants from 2013 to 2018. Those with gestational age (GA) less than 35 weeks, birth weight less than 2000 grams, and illness were not enrolled. Jaundice was defined as a transcutaneous bilirubin value ≥5 mg/dL at 25-45 days of age. Umbilical cord blood samples were obtained to examine seven common gene variants. The incidence of prolonged jaundice was 32.2%. Prolonged jaundice was more common in infants with exclusive breastfeeding (p < 0.001), GA 35~37 w (p = 0.001), stool passage >4 times/d (p < 0.001), previous phototherapy (p < 0.001), and gene variant of G to A at nt 211 of UGT1A1 (p = 0.004). A multivariate logistic regression analysis demonstrated the greatest risk for prolonged jaundice was exclusive breastfeeding (OR = 2.818, 95% CI = 1.851-4.292), followed by previous phototherapy (OR = 2.593, 95% CI = 1.716-3.919), GA 35~37 w (OR = 2.468, 95% CI = 1.350-4.512), and G to A at nt 211 of UGT1A1 (OR = 1.645, 95% CI = 1.070-2.528). In conclusion, infants with exclusive breastfeeding, GA 35~37 w, previous phototherapy, or G to A at nt 211 of UGT1A1 are at greater risk of prolonged jaundice. Healthcare professionals should consider these risk factors in their assessment of prolonged jaundice.


Subject(s)
Jaundice, Neonatal/epidemiology , Jaundice, Neonatal/pathology , Bilirubin/blood , Breast Feeding , Female , Humans , Incidence , Infant , Infant, Newborn , Jaundice, Neonatal/therapy , Male , Phototherapy , Prospective Studies , Risk Assessment , Risk Factors
20.
Asia Pac J Public Health ; 30(4): 328-331, 2018 05.
Article in English | MEDLINE | ID: mdl-29719972

ABSTRACT

The increasing popularity of e-cigarettes, especially among adolescents, has alarmed health advocates and government officials, dominating the tobacco control narrative in the past few years. According to the Global Youth Tobacco Survey, the percentage of Taiwanese teenagers reporting use of e-cigarettes in the past 30 days rose from 2.01% (95% confidence interval [CI] = 1.82% to 2.23%) in 2014 to 3.54% (95% CI = 3.30% to 3.80%) in 2017. However, during the same period, prevalence of cigarettes declined from 11.51% (95% CI = 9.84% to 13.42%) to 8.26% (95% CI = 7.80% to 8.76%) among senior high school students, and from 5.00% (95% CI = 4.36% to 5.74%) to 2.66% (95% CI = 2.38% to 2.96%) among junior high school students, with figures for both groups reaching historical lows. This trend is similar to population-level trends observed in both the United Kingdom and the United States, but only future long-term studies will be able to clarify if it is consistent or not with the fears that e-cigarette may act as a "gateway" to cigarette smoking renormalization.


Subject(s)
Electronic Nicotine Delivery Systems , Harm Reduction , Smoking/psychology , Social Norms , Adolescent , Health Knowledge, Attitudes, Practice , Humans , Smoking/adverse effects , Smoking/epidemiology , Taiwan/epidemiology
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