{"title":"From Rich to Poor: A Decomposition Analysis of Socioeconomic Inequality in Health-related Quality of Life in Iran.","authors":"Satar Rezaei","doi":"10.3961/jpmph.25.383","DOIUrl":"10.3961/jpmph.25.383","url":null,"abstract":"<p><strong>Objectives: </strong>Socioeconomic status (SES) is a well-established predictor of health outcomes across an individual's lifespan. People from lower socioeconomic backgrounds generally have shorter life expectancies and lower levels of health-related quality of life (HRQoL) compared with those from higher-income groups. This study aimed to quantify income-related inequalities in HRQoL among adults in Iran.</p><p><strong>Methods: </strong>A total of 3518 adults aged 18 years and older were selected using a convenience sampling method across 9 provinces in Iran. HRQoL was assessed with the EuroQoL 5-Dimension 5-Level (EQ-5D-5L) instrument, which evaluates 5 dimensions: mobility, self-care, usual activities, pain/discomfort, and anxiety/depression. The concentration index (CI) approach was used to measure income-related inequality in worse HRQoL (disutility=1-utility value) and to identify the socioeconomic factors contributing to the observed inequality.</p><p><strong>Results: </strong>The CI for worse HRQoL was -0.116, while the CI for the EuroQol visual analogue scale (EQ-VAS) score was 0.027. The CIs for reporting any problems in the EQ-5D-5L dimensions were: mobility (-0.122), self-care (-0.070), usual activities (-0.074), pain/discomfort (-0.139), and anxiety/depression (-0.139). Decomposition analysis showed that income (38.00%), educational level (31.53%), age (8.05%), and physical activity (7.30%) were the main factors contributing to socioeconomic inequality in poorer HRQoL in Iran.</p><p><strong>Conclusions: </strong>This study identified a pro-poor distribution of poorer HRQoL and reported problems across all dimensions of the EQ-5D-5L in Iran. Targeted interventions should focus on reducing disparities in income, education, and physical activity levels.</p>","PeriodicalId":520687,"journal":{"name":"Journal of preventive medicine and public health = Yebang Uihakhoe chi","volume":" ","pages":"538-547"},"PeriodicalIF":2.1,"publicationDate":"2025-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12530997/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144986494","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Prince, Urvashi, Rajat Sharma, Jubair Shamsi, Satya Vir Singh
{"title":"Prevalence and Severity of Depression Among Anemic Patients Attending a Rural Outpatient in Faridabad, India: A Cross-Sectional Study.","authors":"Prince, Urvashi, Rajat Sharma, Jubair Shamsi, Satya Vir Singh","doi":"10.3961/jpmph.25.363","DOIUrl":"https://doi.org/10.3961/jpmph.25.363","url":null,"abstract":"<p><strong>Objectives: </strong>This study was performed to determine the prevalence and severity of depression among patients previously diagnosed with anemia and to explore associated clinical and sociodemographic factors.</p><p><strong>Methods: </strong>This cross-sectional study was conducted from October 2024 to February 2025 among 300 patients with anemia attending the outpatient clinic at the Rural Health Training Centre, Amrita School of Medicine, Faridabad, Haryana. Data on sociodemographic and clinical variables were collected using a structured questionnaire. Depression was evaluated using the Patient Health Questionnaire-9 (PHQ-9). Associations of anemia severity with depression presence and severity were analyzed using the chi-square test, logistic regression, and ordinal logistic regression, with adjustment for potential confounders.</p><p><strong>Results: </strong>The prevalence of depression (PHQ-9 score exceeding 9) among patients with anemia was 31.3%. Severe anemia was significantly associated with higher odds of depression (adjusted odds ratio [OR], 3.02; 95% confidence interval [CI], 1.13 to 8.07; p=0.027) and more severe depression (adjusted OR, 2.87; 95% CI, 1.14 to 7.27; p=0.026). Symptoms such as weakness (adjusted OR, 3.57) and shortness of breath (adjusted OR, 2.71) were also significantly associated with depression. Moderate anemia displayed a non-significant trend.</p><p><strong>Conclusions: </strong>Severe anemia is independently associated with both the presence and severity of depression. Routine mental health screening should be integrated into anemia management protocols, especially in rural healthcare settings.</p>","PeriodicalId":520687,"journal":{"name":"Journal of preventive medicine and public health = Yebang Uihakhoe chi","volume":" ","pages":""},"PeriodicalIF":2.1,"publicationDate":"2025-08-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144985309","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Tinh Ho Huu, Nguyen Do Phuc Nhu, Nhan Ho The, Hang Tran Thi Thuy, Chinh Dang Van
{"title":"Impact of COVID-19 Control Measures on Birth Outcomes in Ho Chi Minh City, Vietnam.","authors":"Tinh Ho Huu, Nguyen Do Phuc Nhu, Nhan Ho The, Hang Tran Thi Thuy, Chinh Dang Van","doi":"10.3961/jpmph.25.177","DOIUrl":"https://doi.org/10.3961/jpmph.25.177","url":null,"abstract":"<p><strong>Objectives: </strong>Studies of the associations between coronavirus disease 2019 (COVID-19) control measures and infant health in Vietnam are limited. This study investigated differences in birth outcomes between pregnancies during the COVID-19 pandemic and those before the pandemic.</p><p><strong>Methods: </strong>Data on infants born alive between 2016 and 2023 in Ho Chi Minh City (HCMC) were collected. For each infant, the estimated first day of pregnancy was calculated based on birth date and gestational age. Linear and logistic regression analyses were conducted to identify significant associations. The birth outcomes examined included decreased birth weight (BW), low BW (LBW), term LBW, and preterm birth (PTB). The models were adjusted for infant sex, birth order, gestational age, and maternal age. The COVID-19 pandemic period in HCMC was defined as April 2020 to December 2022.</p><p><strong>Results: </strong>Among 172,017 infants, 31% had at least 1 trimester of gestation during the COVID-19 pandemic, 44.2% were first births, and 52% were male. Infants with full gestation during the pandemic had significantly lower BW (by 20.7 grams) compared to those born pre-pandemic. Pregnancy during the COVID-19 pandemic was associated with higher rates of LBW, term LBW, and PTB compared to the pre-pandemic period. The odds ratios (95% confidence intervals) were 1.21 (1.15 to 1.27), 1.28 (1.18 to 1.39), and 1.10 (1.06 to 1.15), respectively.</p><p><strong>Conclusions: </strong>The COVID-19 pandemic was associated with elevated risk of adverse birth outcomes. Lessons learned from the COVID-19 response should be applied to prepare for future outbreaks.</p>","PeriodicalId":520687,"journal":{"name":"Journal of preventive medicine and public health = Yebang Uihakhoe chi","volume":" ","pages":""},"PeriodicalIF":2.1,"publicationDate":"2025-08-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144986458","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Lifestyle and Psychological Factors Associated With Depression in College Students in Hokkaido, Japan During the COVID-19 Pandemic: A Cross-sectional Study.","authors":"Atsushi Mizumoto, Reiya Tsuji, Kotomi Echizen, Yuichi Takata","doi":"10.3961/jpmph.25.186","DOIUrl":"https://doi.org/10.3961/jpmph.25.186","url":null,"abstract":"<p><strong>Objectives: </strong>Although studies have demonstrated a decline in mental health during the early stages of the COVID-19 pandemic, the long-term psychological effects remain insufficiently understood. This study conducted a web-based questionnaire survey to identify factors associated with depression among college students in Hokkaido, Japan, during the COVID-19 pandemic.</p><p><strong>Methods: </strong>A total of 187 participants who responded to a questionnaire administered in April 2022 were included in this study. The survey evaluated depressive symptoms using the Center for Epidemiologic Studies Depression Scale (CES-D) and included items on exercise habits, sleep duration, food frequency score (FFS), World Health Organization-Five Well-Being Index (WHO-5), Fear of COVID-19 Scale (FCV-19S), daily step count, part-time job participation, and involvement in club activities.</p><p><strong>Results: </strong>The mean CES-D score was 18.2 (±9.9), with 95 participants (49.7%) exhibiting symptoms of depression. Compared to those in the depression group, participants in the non-depression group were significantly more likely to engage in regular exercise and part-time jobs, as well as higher FFS, WHO-5, and FCV-19S scores. Logistic regression analysis showed that, even after adjusting for confounding variables, the WHO-5 score, FCV-19S score, and participation in part-time jobs remained significantly associated with depression scores.</p><p><strong>Conclusions: </strong>Almost half of the participants showed symptoms of depression. These symptoms were associated with poor exercise habits and lack of part-time employment, among other factors. Among college students who had experienced more than 2 years of the pandemic, engaging in part-time work may have reduced social isolation and helped lower the risk of depression.</p>","PeriodicalId":520687,"journal":{"name":"Journal of preventive medicine and public health = Yebang Uihakhoe chi","volume":" ","pages":""},"PeriodicalIF":2.1,"publicationDate":"2025-07-22","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144986422","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Jaeyong Lee, Mun-Joo Bae, Mi-Ji Kim, Sung Soo Oh, Ki Soo Park, Chan Joo Lee, Sungha Park, Seung-Koo Lee, Sang-Baek Koh, Hyeon Chang Kim, Changsoo Kim, Jaelim Cho
{"title":"Associations Between Urinary Metabolites of Polycyclic Aromatic Hydrocarbons and Liver Enzyme Levels among Korean Firefighters.","authors":"Jaeyong Lee, Mun-Joo Bae, Mi-Ji Kim, Sung Soo Oh, Ki Soo Park, Chan Joo Lee, Sungha Park, Seung-Koo Lee, Sang-Baek Koh, Hyeon Chang Kim, Changsoo Kim, Jaelim Cho","doi":"10.3961/jpmph.25.271","DOIUrl":"https://doi.org/10.3961/jpmph.25.271","url":null,"abstract":"<p><strong>Objectives: </strong>Polycyclic aromatic hydrocarbons (PAHs), byproducts of incomplete combustion of organic compounds, have been linked to various adverse health outcomes; however, evidence associating PAHs with liver damage remains inconsistent. This study aimed to investigate the relationship between PAH exposure and liver enzyme levels among firefighters, who have an increased risk of PAH exposure.</p><p><strong>Methods: </strong>A total of 961 firefighters were included in the study. Urinary concentrations of 4 PAH metabolites (2-naphthol, 2-hydroxyfluorene, 1-hydroxyphenanthrene, and 1-hydroxypyrene) were measured and categorized into quartiles. Serum levels of liver enzymes, aspartate aminotransferase (AST), and alanine aminotransferase (ALT) were evaluated. Age, smoking status, alcohol consumption, body mass index (BMI), job position, and self-reported disease history were adjusted as covariates. Multivariable linear regression analyses were conducted to assess the association between PAH metabolites and serum AST and ALT levels. Logistic regression analyses evaluated associations between PAH metabolites and abnormal AST and ALT levels, defined as 40 IU/L or higher.</p><p><strong>Results: </strong>Participants in the highest quartile of urinary 2-naphthol had an increased risk of abnormal ALT levels compared to those in the lowest quartile (odds ratio, 2.00; 95% confidence interval, 1.09-3.65). No significant associations were observed for the other PAH metabolites. The association between urinary 2-naphthol and abnormal ALT levels did not differ significantly by smoking status, alcohol consumption, or BMI.</p><p><strong>Conclusions: </strong>Elevated urinary 2-naphthol levels were associated with abnormal liver enzyme levels among firefighters, suggesting that monitoring and managing PAH exposure may help protect liver health in this occupational group.</p>","PeriodicalId":520687,"journal":{"name":"Journal of preventive medicine and public health = Yebang Uihakhoe chi","volume":" ","pages":""},"PeriodicalIF":2.1,"publicationDate":"2025-07-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144986452","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Association Between Disability and Participation in Sports or Physical Activities: Evidence From a Chilean Population-based Survey.","authors":"Renzo Gianmarco Avila-Terrones, Leslie Paulina Quiroga-Morales, J Jhonnel Alarco","doi":"10.3961/jpmph.25.249","DOIUrl":"https://doi.org/10.3961/jpmph.25.249","url":null,"abstract":"<p><strong>Objectives: </strong>This study aimed to estimate the association between disability and participation in sports or physical activity during the past month among individuals in Chile.</p><p><strong>Methods: </strong>A cross-sectional analysis was conducted using data from the Second National Disability Study (ENDISC II) of Chile. The dependent variable was defined as participation in sports or physical activity in the last month, while the independent variable was disability status, as determined by the ENDISC II methodology. Crude and adjusted ordinal logistic regression models were employed to calculate odds ratios (OR) with 95% confidence intervals (95% CI).</p><p><strong>Results: </strong>The analysis included data from 12,236 Chilean participants. Individuals with mild or moderate disability were 54% more likely to participate in lower levels of sports or physical activity (odds ratio [OR], 1.54; 95% CI, 1.27-1.87). Those with severe disability exhibited a 73% increased likelihood (OR, 1.73; 95% CI, 1.19-2.52) compared to individuals without disabilities, after adjusting for multiple confounding factors.</p><p><strong>Conclusions: </strong>In Chile, individuals with disabilities participated less frequently in sports or physical activity during the past month than those without disabilities.</p>","PeriodicalId":520687,"journal":{"name":"Journal of preventive medicine and public health = Yebang Uihakhoe chi","volume":" ","pages":""},"PeriodicalIF":2.1,"publicationDate":"2025-07-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144986509","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Lead Intoxication Related to Coriander Consumption: A Case Report From the United States.","authors":"Kelly Johnson-Arbor, Gloria Dike, Sammy Taha","doi":"10.3961/jpmph.25.273","DOIUrl":"https://doi.org/10.3961/jpmph.25.273","url":null,"abstract":"<p><p>Spices are associated with health risks, including heavy metal exposure. We present a case of lead intoxication likely related to spice consumption, specifically coriander powder. A 61-year-old woman was diagnosed with lead intoxication during a medical evaluation for symptomatic anemia. The patient had regularly consumed imported Malaysian spices prior to symptom onset. An initial public health assessment revealed only modest concentrations of lead in spices found in her home, raising concerns about additional sources of exposure. Several months later, a relative of the patient was also diagnosed with lead intoxication. Investigation revealed markedly elevated lead concentrations in coriander powder consumed by the relative, suggesting potential economic adulteration. The index patient reported also consuming coriander purchased from a Malaysian street market prior to her lead toxicity diagnosis. Spices are susceptible to heavy metal contamination from inadvertent environmental uptake or intentional economic adulteration. Medical professionals should remain vigilant for lead-contaminated spices and collaborate with public health officials to identify sources and patterns of lead exposure.</p>","PeriodicalId":520687,"journal":{"name":"Journal of preventive medicine and public health = Yebang Uihakhoe chi","volume":" ","pages":""},"PeriodicalIF":2.1,"publicationDate":"2025-07-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144986463","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Ji-Su Lee, Eun Sil Yoon, Yeongchae Song, Seowoo Park, Young Kyung Do
{"title":"Exploring the Role of Social Welfare Expenditures in Depressive Symptoms Among Older Adults in Korea.","authors":"Ji-Su Lee, Eun Sil Yoon, Yeongchae Song, Seowoo Park, Young Kyung Do","doi":"10.3961/jpmph.24.403","DOIUrl":"10.3961/jpmph.24.403","url":null,"abstract":"<p><strong>Objectives: </strong>This study aimed to explore the role of community-level social welfare expenditures in depressive symptoms among older adults in Korea, with a particular focus on living arrangements.</p><p><strong>Methods: </strong>Multi-level data-comprising individual-level data from the 2019 Community Health Survey and regional-level data from the Korean Statistical Information Service-were analyzed using multi-level ordered logistic regression. The dependent variable was the severity of depressive symptoms as measured by the Patient Health Questionnaire-9 score, and the primary independent variables were per capita social welfare expenditure, living arrangements, and their cross-level interaction term.</p><p><strong>Results: </strong>Older adults living alone exhibited more severe depressive symptoms compared to those living with others (odds ratio [OR], 1.22; p=0.006). Higher community social welfare expenditure was significantly associated with reduced depressive symptom severity (OR, 0.73; p=0.019). Moreover, the protective effect of social welfare expenditure was more pronounced among older adults living alone than among those not living alone (OR, 0.92; p=0.046). Social welfare expenditure was highly correlated with social cohesion, which weakened its independent association with depressive symptoms.</p><p><strong>Conclusions: </strong>This study highlights the potential of community-level social welfare expenditure to mitigate depressive symptoms among older adults, particularly those who live alone. In light of the rising number of older adults living alone, these findings suggest that non-medical interventions, such as enhanced social welfare programs, may help alleviate depression in this vulnerable population. The strong positive correlation between social welfare expenditure and social cohesion also raises further research questions regarding their interrelationship.</p>","PeriodicalId":520687,"journal":{"name":"Journal of preventive medicine and public health = Yebang Uihakhoe chi","volume":"58 4","pages":"370-378"},"PeriodicalIF":2.1,"publicationDate":"2025-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12332395/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144802458","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Ifael Yerosias Mauleti, Krishna Adi Wibisana, Djati Prasetio Syamsuridzal, Sri Mulyati, Vivi Lisdawati, Harimat Hendarwan, Ika Saptarini
{"title":"Rapid Antiretroviral Therapy Initiation Reduces Mortality Among People Living With HIV in Indonesia: A Retrospective Observational Study.","authors":"Ifael Yerosias Mauleti, Krishna Adi Wibisana, Djati Prasetio Syamsuridzal, Sri Mulyati, Vivi Lisdawati, Harimat Hendarwan, Ika Saptarini","doi":"10.3961/jpmph.24.622","DOIUrl":"10.3961/jpmph.24.622","url":null,"abstract":"<p><strong>Objectives: </strong>Current recommendations for managing human immunodeficiency virus (HIV) propose that initiating antiretroviral therapy (ART) promptly after diagnosis, regardless of CD4 cell count, may decrease illness and mortality risk. This study aimed to investigate factors associated with reduced mortality, including the time to ART initiation after diagnosis with HIV.</p><p><strong>Methods: </strong>We conducted a retrospective cohort study using the medical records of 326 people living with human immunodeficiency virus (PLHIV) aged 18 years or older who initiated ART at a tertiary hospital between January 2018 and December 2022. We employed Cox regression models to estimate survival and identify mortality predictors, considering variables with p-values less than 0.05 as statistically significant.</p><p><strong>Results: </strong>From 2018 to 2022, 19.9% of PLHIV initiated ART within 7 days of diagnosis, and 57 participants died. The final multivariable Cox proportional hazards model indicated that earlier ART initiation significantly reduced mortality risk compared with starting ART more than 60 days after diagnosis, with adjusted hazard ratios of 0.36 for initiation within 7 days and 0.42 for initiation between 8 days and 60 days. Additional characteristics associated with reduced mortality risk included a CD4 count above 200 cells/mm 3 before ART initiation, a lower World Health Organization clinical stage, and tuberculosis post-exposure prophylaxis.</p><p><strong>Conclusions: </strong>Earlier ART initiation significantly lowered mortality rates. Furthermore, a pre-ART CD4 count above 200 cells/mm3, a lower clinical stage, and tuberculosis preventive therapy were associated with reduced mortality risk among PLHIV. Future studies should investigate additional predictors of mortality within a prospective cohort study framework.</p>","PeriodicalId":520687,"journal":{"name":"Journal of preventive medicine and public health = Yebang Uihakhoe chi","volume":"58 4","pages":"360-369"},"PeriodicalIF":2.1,"publicationDate":"2025-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12332387/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144802461","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Longitudinal Effects of Life Satisfaction on Smoking Status of Korean Adult Men.","authors":"Baksun Sung","doi":"10.3961/jpmph.24.664","DOIUrl":"10.3961/jpmph.24.664","url":null,"abstract":"<p><strong>Objectives: </strong>The prevalence of smoking among adult men remains high in Korea. Additionally, life satisfaction can influence health behaviors. Therefore, the objective of this study was to examine the longitudinal effects of life satisfaction on smoking status among Korean adult men.</p><p><strong>Methods: </strong>This study utilized panel data from wave 1 (2005) to wave 12 (2016) of the Korea Welfare Panel Study. Life satisfaction was measured using 8 variables, representing satisfaction with leisure, social relations, family relations, health, job, family income, residential environment, and overall life. A Cox proportional hazards model was employed to assess the causal relationship between life satisfaction and smoking status.</p><p><strong>Results: </strong>Over the 11-year follow-up period, improved leisure satisfaction was associated with a decreased hazard of smoking (hazard ratio [HR], 0.83; p<0.01). In contrast, greater satisfaction with social relations was linked to an increased hazard (HR, 1.23; p<0.05). Improved satisfaction with family relations was associated with a decreased hazard of smoking (HR, 0.84; p<0.05).</p><p><strong>Conclusions: </strong>Certain life satisfaction variables appear to influence the incidence of smoking among Korean adult men.</p>","PeriodicalId":520687,"journal":{"name":"Journal of preventive medicine and public health = Yebang Uihakhoe chi","volume":"58 4","pages":"388-395"},"PeriodicalIF":2.1,"publicationDate":"2025-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12332398/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144802460","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}