Depressive symptoms and all-cause mortality among middle-aged and older people in China and associations with chronic diseases.

Introduction: It remains unclear whether depressive symptoms are associated with increased all-cause mortality and to what extent depressive symptoms are associated with chronic disease and all-cause mortality. The study aims to explore the relationship between depressive symptoms and all-cause mortality, and how depressive symptoms may, in turn, affect all-cause mortality among Chinese middle-aged and older people through chronic diseases.

Methods: Data were collected from the China Health and Retirement Longitudinal Study (CHARLS).

Longitudinal associations between the frequency of playing Mahjong and cognitive functioning among older people in China: evidence from CLHLS, 2008-2018.

Background: Cognitive decline is prevalent among older adults, often resulting in decreased capabilities for self-care and a diminished quality of life. Mahjong, a culturally cherished and extensively played intellectual game in China, demands considerable cognitive function. While the cognitive benefits of playing Mahjong have been widely accepted, this study investigates an under explored aspect and aimed to ascertain the game's potential contributions toward bolstering self-care abilities, enhancing overall quality of life, and mitigating against rising societal healthcare costs.

Multi-Level Social Capital and Subjective Wellbeing Among the Elderly: Understanding the Effect of Family, Workplace, Community, and Society Social Capital.

Background: Maintaining the subjective wellbeing of the elderly people is one of the major concerns in promoting health aging. This study concerned the influence of multi-level social capital on subjective welling and explored the affecting path among the elderly.

Methods: A total of 1,078 elderly individuals anonymously and effectively surveyed in 2018, data was collected including their family, workplace, community, society social capital and subjective wellbeing, we used the structural equation modeling to test the hypothesis relationships among the variables.

Assessing the causal effects of long-term exposure to PM during pregnancy on cognitive function in the adolescence: Evidence from a nationwide cohort in China.

The effects of air pollution on adolescents need further consideration. Although there is evidence that maternal exposure to air pollution may affect the cognitive function of offspring, relevant studies remain limited and inconsistent, with a lack of studies assessing the causal effects and evidence from developing countries. Using data from Chinese Family Panel Studies, a representative Chinese nationwide cohort study, OLS combined with instrumental variable + two-stage least square (IV+2SLS) was used to explore the causal effects of exposure to PM concentrations during pregnancy on the cognitive function of offspring when they become adolescents.

Prevalence of HBsAg among reproductive age couples in Chongqing: A population-based, cross-sectional study.

Hepatitis B is a leading cause of death worldwide. Here, we performed a large, population-based, cross-sectional study in Chongqing, China from 2011 to 2016 to assess the prevalence of HBsAg among couples of reproductive age, to predict subsequent trends, and to provide evidence for the WHO goal of "the elimination of viral hepatitis as a public health threat by 2030". A total of 386,286 couples aged 20 to 49 years were enrolled in the study.

Serum uric acid and risk of incident chronic kidney disease: a national cohort study and updated meta-analysis.

Background: We prospectively examined the association between serum uric acid (SUA) levels and chronic kidney disease (CKD) in China and updated the evidence through a comprehensive meta-analysis of prospective studies worldwide.

Methods: Our original analyses were based on data from the China Health and Retirement Longitudinal Study. The primary exposure of interest was SUA at baseline, and the main outcome was incident CKD.

[Influence of Social Capital on the Life Quality of Patients with Chronic Diseases-A Study Based on EQ-5D-5L Scale].

Objective: To explore the influence of social capital on the quality of life of patients with chronic non-communicable diseases.

Methods: A multi-phase stratified cluster sampling method was adopted to select the survey respondents. Professionally trained surveyors made home visits in order to conduct face-to-face questionnaire surveys in person.

[Analysis of the Status of Depression and the Influencing Factors in Middle-Aged and Older Adults in China].

Objective: To understand the status of depression and its influencing factors in the middle-aged and older adult populations aged 45 and above in China on the basis of data from the 2018 China Family Panel Studies (CFPS), and to provide empirical evidence for the improvement of the mental health of the middle-aged and older adults and the alleviation of their depressive symptoms.

Methods: The source of the research data was the 2018 CFPS. The Center for Epidemiologic Studies Depression Scale (CES-D) was used to assess the prevalence of depression.

The relationship between urban and rural health insurance and the self-rated health of migrant workers in Southwest China.

Background: Following health insurance reforms, China's health care system has made great progress. However, there are still huge differences between the urban and rural health insurance systems. For rural-to-urban migrant workers, there may be differences in the use of urban and rural health insurance to improve their health status.

Association between baseline and changes in serum uric acid and incident metabolic syndrome: a nation-wide cohort study and updated meta-analysis.

Background: To prospectively examine the associations of baseline serum uric acid (SUA) and SUA changes with incident metabolic syndrome (MetS) and update the evidence through a meta-analysis.

Methods: Our analyses were based on the China Health and Retirement Longitudinal Study from 2011-2012 to 2015-2016. The exposures were baseline SUA and SUA changes, and the outcome was incident MetS assessed in 2015-2016.

Association between metabolic syndrome and incident chronic kidney disease among Chinese: A nation-wide cohort study and updated meta-analysis.

Aims: We prospectively examined the relationship between metabolic syndrome (MetS) and incident chronic kidney disease (CKD) among middle-aged and elderly Chinese, and conducted a systematic review and meta-analysis of all cohort studies on this topic.

Materials And Methods: Our research data were derived from the China Health and Retirement Longitudinal Study. Participants (n=5752, age ≥45 years) without CKD (defined as estimated glomerular filtration rate <60 ml/min/1.

Mediating effect of social support on the association between life events and depression: A cross-sectional study of adolescents in Chongqing China.

Depression is one of the most common mental health problems in adolescents. The link between negative life events and depression has been well established. However, our understanding about the role of social support in the link, which is likely culture-dependent, is quite limited.

Global prevalence of congenital heart disease in school-age children: a meta-analysis and systematic review.

Background: Congenital heart disease (CHD) is the commonest birth defect. Studies estimating the prevalence of CHD in school-age children could therefore contribute to quantifying unmet health needs for diagnosis and treatment, particularly in lower-income countries. Data at school age are considerably sparser, and individual studies have generally been of small size.

[Evaluation of Reliability and Validity of EQ-5D-5L Based on Residents in Southwest China].

Objective: To explore the reliability and validity of the EQ-5D-5L scale in the population of southwest China.

Methods: The internal consistency reliability is measured by Cronbach's α coefficient and the structural validity is measured by factor analysis. The difference in health utility value of different characteristic populations is compared by test and analysis of variance.

Association between obesity status and successful aging among older people in China: evidence from CHARLS.

Background: The paper aimed to examine the association between obesity status and successful aging among elderly adults in China and further find gender differences in the effect of components of successful aging on obesity status.

Methods: The data came from the follow-up survey(2015) of China Health and Retirement Longitudinal Study (CHARLS) and 4019 dwellers age 60 and over are included. Obesity status were defined by the body mass index (BMI) according to Chinese criteria.

The influence of job satisfaction, resilience and work engagement on turnover intention among village doctors in China: a cross-sectional study.

Background: As the gatekeepers of rural residents' health, teams of village doctors play a vital role in improving rural residents' health. However, the high turnover of village doctors, both individually and collectively, threaten the stability of village medical teams. This research evaluated the influence of job satisfaction, resilience, and work engagement on the village doctors' turnover intention, and explored the mediating role of work engagement and resilience between job satisfaction and the turnover intention of village doctors in China.

[The Study of the Relationship Between Community Social Capital and Quality of Life among the Middle-aged and Elderly Rural-to-Urban Residents].

Objective: To analyze the relationship between community social capital and quality of life among the middle-aged and elderly rural-to-urban residents, and to provide the policy reference for improving the health status.

Methods: A multi-stage random sampling method was used to select the research objects. Univariate analysis and logistic regression model were used to explore the effect of social capital on quality of life among the middle-aged and elderly rural-to-urban urbanized residents.

[The Effects of Social Capital on Depressive Symptoms of Elderly Patients with Chronic Diseases in Urbanized Communities].

Objective: To understand the effects of social capital on depressive symptoms of elderly patients with chronic diseases in urbanized communities, and to explore preventive measures to promote their mental health.

Methods: A multi-stage stratified cluster sampling method was used to extract 740 elderly patients with chronic diseases in the urbanized communities in Chengdu and Kunming. The questionnaire survey was conducted by using the center of depression rating scale (CES-D) and the self-made social capital scale.

[Multilevel Modelling on the Prevalence and Determinants of Depressive Symptoms in Middle and Old-aged Rural-to-urban Immigrants in Chengdu].

Objective: To determine the prevalence and determinants of depressive symptoms in middle and old-aged rural-to-urban immigrants in Chengdu.

Methods: A total of 1 645 middle and old-aged rural-to-urban immigrants aged over 45 yr. were selected to participate in a questionnaire survey through a multi-stage random sampling method in Chengdu.

Comparison of the psychometric properties of the EQ-5D-3L and SF-6D in the general population of Chengdu city in China.

The EQ-5D-3L and SF-6D are the most commonly used economic evaluation instruments. Data comparing the psychometric properties of the instruments are scarce in the Chinese population. This study compared the psychometric properties of these measures in the Chinese general population in Chengdu.

Empirical Analysis of the Status and Influencing Factors of Catastrophic Health Expenditure of Migrant Workers in Western China.

To understand the current situation and influencing factors of catastrophic health expenditure (CHE) of migrant workers in Western China. Sample data were obtained by cluster random sampling. Data were entered and sorted using Epidata 3.

Global birth prevalence of congenital heart defects 1970-2017: updated systematic review and meta-analysis of 260 studies.

Background: Globally, access to healthcare and diagnostic technologies are known to substantially impact the reported birth prevalence of congenital heart disease (CHD). Previous studies have shown marked heterogeneity between different regions, with a suggestion that CHD prevalence is rising globally, but the degree to which this reflects differences due to environmental or genetic risk factors, as opposed to improved detection, is uncertain. We performed an updated systematic review to address these issues.

[Overweight and Obesity among New Urban Migrants in Chengdu and Kunming].

Objective: To determine the prevalence of overweight and obesity in new urban migrants.

Methods: A questionnaire survey was conducted on 21 651 urban residents in the downtown and surrounding urban areas of Kunming and Chengdu selected through a multi-stage stratified cluster sampling method. Factors associated with overweight and obesity were identified using Chi-square tests and multivariate logistic regression models.

[Health Determinants of Rural Elderly Populations with Different Living Arrangements: a Multilevel Model].

Objective: To determine the health and its determinants of rural elderly populations in a city in Sichuan province.

Methods: Data were extracted from a 2015 household survey, containing 7 280 rural participants aged over 60 years. The prevalence of two-week morbidity and chronic conditions were compared among those with different living arrangements.

[Equivalence of SF-12v2 and SF-36v2 in Assessing Health Related Quality of Life in a General Population in Chengdu].

Objective: To determine the equivalence of SF-12v2 and SF-36v2 for assessing health related quality of life in a general population in Chengdu.

Methods: The equivalence between SF-12v2 and SF-36v2 was assessed using reliability,validity and responsiveness.

Results: The eight sub-scales of SF-36v2 had a score ranging from 64.