Associations Between Polybrominated Diphenyl Ethers Concentrations in Human Placenta and Small for Gestational Age in Southwest China.

Background: Prenatal exposures to polybrominated diphenyl ethers (PBDEs) may affect fetal growth. Small for gestational age (SGA) is a measure based on birth weight and gestational age at birth and represents a good indicator of fetal growth but it has been used only in a small number of studies. The present study aimed to examine the associations between PBDEs exposure and the risk of SGA among participants from a birth cohort in Southwest China.

Effective control of SARS-CoV-2 transmission in Wanzhou, China.

The effectiveness of control measures to contain coronavirus disease 2019 (COVID-19) in Wanzhou, China was assessed. Epidemiological data were analyzed for 183 confirmed COVID-19 cases and their close contacts from five generations of transmission of severe acute respiratory syndrome coronavirus 2 throughout the entire COVID-19 outbreak in Wanzhou. Approximately 67.

Comparison of depression and anxiety between HIV-negative men who have sex with men and women (MSMW) and men who have sex with men only (MSMO): a cross-sectional study in Western China.

Objective: To compare the prevalence of depression, anxiety and comorbidity between HIV-negative men who have sex with men and women (MSMW) and men who have sex with men only (MSMO) and examine the associated factors with depression and anxiety separately.

Design: A cross-sectional study.

Setting: The study was conducted in Western China.

Characteristics influencing high-risk sexual behaviours in elderly men.

With the objective of investigating the characteristics influencing high-risk sexual behaviours in elderly men (60-74 years of age) in Chongqing, China, a total of 1433 healthy elderly men with sexual intercourse frequencies of one to six times/month who were willing to participate in the questionnaires were studied at four hospitals. We measured serum testosterone levels and performed follow-ups every six months, with a total of 1128 elderly men followed up after two years. We also investigated socio-economic and demographic characteristics (age, education, income, location, marital status and number of marriages), types of sexual partners, age differences with fixed sexual partners, frequency of sexual intercourse, combined basic age-related diseases, sexually transmitted infections (STIs) education, elderly self-care ability and high-risk sexual behaviours (frequency of sexual intercourse and number of sexual partners) using questionnaires.

Associations between perceived barriers and benefits of using HIV pre-exposure prophylaxis and medication adherence among men who have sex with men in Western China.

Background: To investigate the associations between the perceived barriers and benefits of using HIV pre-exposure prophylaxis medication, including worries about the side effects, disliking taking drugs, perceived burden of taking medication, positive expectations as to the efficacy of the drugs, favourable doctor-patient relationships, and medication adherence among men who have sex with men (MSM) to provide a target for improving medication adherence and reducing HIV infection among MSM.

Methods: MSM were recruited in western China from April 2013 to October 2014, administered oral tenofovir (TDF) daily and followed up every 12 weeks for 2 years. At each follow-up, the medication rate was calculated based on the self-reported number of missed doses over 2 weeks, and then, the medication adherence was evaluated.

Health-related quality of life of the rural-China left-behind children or adolescents and influential factors: a cross-sectional study.

Background: Due to sustained export of labor service, the left-behind children/ adolescents in rural areas of China have become a group that can no longer be neglected. However, even up to this day, little is known about the health-related quality of life (HRQoL) of the left-behind children/adolescents, particularly in Midwest China. This study aims at investigating their living condition and analyzing the influential factors of their HRQoL.

Knowledge, perceptions and acceptability of HPV vaccination among medical students in Chongqing, China.

Objectives: To evaluate medical students' knowledge of HPV and HPV related diseases and assess their attitudes towards HPV vaccination.

Methods: A total of 605 medical undergraduates from Chongqing Medical University in China were surveyed using a structured and pretested questionnaire on HPV related knowledge.

Results: Some 68.

Lifestyle of Chinese centenarians and their key beneficial factors in Chongqing, China.

Objective: This study aims to describe the lifestyle of Chinese centenarians and to identify the beneficial factors that are correlated to their longevity.

Methods: A census-based survey was conducted among centenarians in Chongqing, Southwest China, to identify the lifestyle factors affecting their health. From screening identification cards, 878 centenarians (age range 100-117, mean 102) were identified and interviewed.

Pharmacokinetics of single- and multiple-dose emtricitabine in healthy male Chinese volunteers.

Emtricitabine (FTC) is used for the treatment of HIV infection and pre-exposure chemoprophylaxis. It is often used in combination with tenofovir disoproxil fumarate (TDF). This study was designed to evaluate FTC pharmacokinetics in healthy male Chinese volunteers.

[Ornithine aspartate and naloxone combined therapy for hepatic encephalopathy affects cognitive function, prognosis, and neuropeptide levels].

Objective: To investigate the potential effects on cognitive function, prognosis, and neuropeptide levels of patients in response to combination therapy with ornithine aspartate plus naloxone for hepatic encephalopathy.

Methods: Eighty-four consecutive patients diagnosed with hepatic encephalopathy were randomly divided into two equal groups. The control group (n = 42) received traditional medical treatment, and the research group (n = 42) received the traditional medical treatment as well as the combination therapy with ornithine aspartate plus naloxone.

Prevalence and risk factors of fatty liver disease in young and middle-aged population: one center study in Southwestern China.

Background And Aim: Fatty liver disease has become common hepatic disease not only in western countries but also in developing countries in Asia-Pacific area. Our aim was to determine the prevalence and risk factors of fatty liver disease as well as its correlation with metabolic syndrome in young and middle-aged population.

Methods: Data were collected from check-up center at the 1st Affiliated Hospital of Chongqing Medical University in 2011.

[Relationship between pre-exposure prophylaxis and HIV infection: a meta-analysis].

Objective: To evaluate the effect on pre-exposure prophylaxis (PrEP) to prevent HIV infection in high risk populations.

Methods: A computerized literature searching had been carried out in PubMed, EMbase, Ovid, Web of Science, Science Direct, Wanfang, Tsinghua Tongfang database and related websites to collect relevant papers (from establishment to June 2012) with the key words of pre-exposure prophylaxis, HIV, AIDS, high risk populations, relative risk, reduction. All randomized controlled trials (RCT) papers about using single or compound antiretroviral drugs (ARVs) orally or topically before HIV exposure or during HIV exposure in high risk populations were enrolled.

Attitudes toward HIV pre-exposure prophylaxis among men who have sex with men in western China.

Pre-exposure prophylaxis (PrEP), as demonstrated in recently published clinical trials, is one promising approach for controlling the emerging epidemic among men who have sex with men (MSM). We evaluated the attitudes towards use of PrEP among MSM in western China. A total of 1402 participants completed a self-administered questionnaire.

[Plasma lipid level and incidence of dyslipidemia in workers of Chongqing enterprises and institutions].

Objective: To examine the plasma lipid level and distribution of dyslipidemia in workers of Chongqing enterprises and institutions.

Methods: By using cluster sampling method, 20 000 workers of Chongqing enterprises and institutions aged 18 to 60 were selected as target population from January to October, 2009. We conducted questionnaire survey, physical and laboratory examinations including total cholesterol (TC), triglyceride (TG), high-density lipoprotein cholesterol (HDL-C) and low-density lipoprotein cholesterol (LDL-C).

[Influencing factors on behavior related to HIV testing among female commercial sex workers based on the Structural Equation Model].

Objective: To investigate the influencing factors on behavior related to HIV testing among female commercial sex workers under Structural Equation Model (SEM).

Methods: In Chongqing, Sichuan, Guangxi, Xinjiang provinces, 1613 female commercial sex workers were participated in a questionnaire survey. Factors on behaviors related to HIV testing among female commercial sex workers were analyzed based on SEM.

[Acceptability and influencing factors on pre-exposure prophylaxis programs among female sex workers in Guangxi, China].

Objective: To study the acceptability of pre-exposure prophylaxis (PrEP) program on prevention of human immunodeficiency virus (HIV) infection among female sex workers (FSWs) in Guangxi of China.

Methods: A cross-sectional survey using convenience sampling was administered among 405 FSWs in Nanning, Liuzhou and Beihai cities of Guangxi, China. Self-designed questionnaire, face to face interviews were used to collect HIV-related risk behaviors, knowledge and acceptability of PrEP.

[Acceptability and influencing factors of pre-exposure prophylaxis among men who have sex with men in Guangxi].

Objective: To study the acceptability of pre-exposure prophylaxis (PrEP) to prevent the transmission of HIV among men who have sex with men (MSM) in Guangxi, China.

Methods: Snow-balling methods were used to recruit 650 MSM in Guangxi. Questionnaires and interview were administrated to these 650 men, using a self-designed questionnaire and face to face interviews to collect information on HIV-related risk behaviors, knowledge and acceptability of PrEP.

[Utility of waist-to-height ratio in detecting central obesity and related adverse cardiovascular risk among normal weight adults].

Objective: To detect central obesity and related adverse cardiovascular disease risk factors by waist-to-height ratio (WHR) among normal weight adults in Chongqing area.

Methods: A total of 20 000 participants aged 18 - 59 from one hour economic cycle of Chongqing area were selected by group sampling method. We measured the height, waist circumference (WC), body weight, blood pressure, blood lipid and blood sugar.

[A single factor analysis of the prognosis of 301 hepatitis failure cases and a study of a scoring system on their prognostic assessment].

Objectives: To analyze the factors related to prognosis of hepatitis failure and to determine the factors which significantly affect it, and to build a scoring system for assessment of the prognosis of hepatitis failure and also to examine its efficacy for clinical use.

Methods: Clinical data from 301 patients were analyzed retrospectively. The correlated degree between those single factors and prognosis of hepatitis failure was explored by logistic regression analysis.

The analysis of injured and poisoned patients during the construction of urbanization and industrialization from 1998 to 2002.

Objective: To analyze the causes of injury and poisoning during construction of urbanization and industrialization and to explore proper measures.

Methods: The data of the patients with injury and poisoning during construction of urbanization and industrialization treated in out hospital from 1998 to 2002 were retrospectively analyzed.

Results: The number of discharged patients of injury and poisoning accounted for 29.