Yong Zhao

Chongqing Medical University · School of public health

Objectives Personal health literacy is the degree to which individuals have the ability to find, understand and use information and services to inform health-related decisions and actions for themselves and others. Health literacy levels remain low, despite the many measures that have been taken to improve it. In addition, the number of patients wi...

Background Food safety is of global importance and has been of concern in university settings in recent years. However, effective methods to conduct food safety education are limited. This study aims to evaluate the effects of an intervention on food safety knowledge, attitudes and practices (KAP) by social media, WeChat, among university students....

Objectives To conduct a qualitative phenomenological study exploring factors for using serving chopsticks and separate dining. Methods Qualitative phenomenological research was conducted via face-to-face, semi-structured interviews. All interview transcripts were analyzed using the seven steps of Colaizzi phenomenological data analysis and were inp...

Objective This study aims to reveal the use and management status of continuous glucose monitoring (CGM) in tertiary hospitals in China and to determine the potential factors affecting the application of CGM, based on which more effective solutions would be produced and implemented. Design An online, cross-sectional study was conducted from Octobe...

Objectives: This study aimed to compare the awareness of Chinese dietary guidelines (CDGs, 2016) between rural and urban areas in Southwest China and identify the factors that affect CDGs (2016) awareness. Methods: This cross-sectional survey included 8,320 individuals aged 18–75 years from Chongqing, Sichuan, Guizhou, and Yunnan, China. Convenienc...

Objectives To construct a valid and reliable Nutritional Literacy Scale for patients with end-stage kidney disease (ESKD) receiving dialysis and evaluate associations between nutrition literacy and quality of life. Methods A total of 208 ESKD patients receiving dialysis were selected for this study. Nutrition literacy evaluation items were drafted...

Inconsistent findings have been discovered in studies examining the link between dietary selenium (Se) and sleep. Data were obtained from 17,176 people aged 20 and over who participated in the China Health and Nutrition Survey (CHNS) from 2004 to 2011. Face-to-face interviews were used to measure sleep duration in 2004, 2006, 2009, and 2011. To tra...

Objective Puerperae’ dietary patterns (DPs) during the puerperium may be influenced by the mode of delivery, but population studies on this topic are scarce. This study aims to explore the relationship between DPs and different modes of delivery among puerperae. Methods A cross-sectional study was conducted on 3,345 parturients in Lanzhou, China....

Object: The correct use of nutrition labels for prepackaged food helps university students develop healthy eating habits and prevent the occurrence of chronic non-communicable diseases. This study evaluates the understanding and use of nutrition labels of prepackaged food by university students in four different fields of study in Chongqing, China...

Purpose: To examine how research was conducted on non-pharmacological management in children with vaccine-related pain in the healthcare setting, so as to provide reference for the relief of vaccine-related pain in children. Methods: This study conducted a scoping review guided by the methodological framework of Arksey and O'Malley. MEDLINE, Coc...

Studies on the relation between selenium intake and cognitive function are inconclusive. This study aimed to examine the associations between dietary selenium intake and cognitive function among Chinese adults and tested the interaction effect of selenium intake and iron intake on cognition. Data from 4852 adults aged 55 years and above who attende...

Background: The association between selenium and chronic kidney disease (CKD) remains controversial. Population studies with large samples facilitate the reliability of conclusions. Objective: In this study, we aimed to describe the prevalence of a CKD association with selenium intake in middle-aged and older Chinese. Methods: Data for this st...

Background: The rising prevalence of infertility rates worldwide has had a significant impact on individuals, couples, and families. This study examines how infertility affects family functions in China under the newly implemented two-child policy. We compared family function in first-child infertile (FI) and second-child infertile (SI) women. Meth...

Objective The burden of overweight and obesity in adolescents is increasing rapidly. This study aimed to assess the association between nutrition literacy and overweight/obesity among adolescents in China. Methods This cross–sectional online study involving adolescents aged 10–18 years was conducted in September 2020 in 239 schools in Chongqing Ch...

Background Information on nutrition literacy of middle schoolers is limited and tools for measuring nutrition literacy of middle schoolers are inadequate. Nutrition literacy has a positive effect on health. Improving children's nutrition literacy can help them to master the necessary nutritional knowledge, develop a healthy lifestyle, and learn to...

Nutrition literacy plays an important role in children's dietary habits and nutrition. This study aimed to analyse the status of nutrition literacy and its influencing factors amongst middle school students in Chongqing, China. “Nutrition literacy scale for middle school students in Chongqing” was used in 29 districts of Chongqing in September 2020...

A modern diet with high energy density is harmful to health and negatively affects the environment. Eating out is particularly prevalent among young adults and has steadily increased in many countries over the last few decades. This study aims to assess the impact of nutrition education interventions on social media on cognitive and behavioral chan...

Purpose Few studies have yet examined sleep quality among puerperal women during the coronavirus disease 2019 (COVID-19) pandemic. This cross-sectional study aimed to compare the sleep quality of puerperal women before and during the COVID-19 pandemic in Lanzhou, China. The study exploreed the factors that affect sleep quality among puerperal women...

Objectives This study aims to assess the independent and combined associations between multiple lifestyle behaviours and academic grades of inner urban high school students (IUHSSs) and peri-urban high school students (PUHSSs). Design A cross-sectional study was conducted. Participants There are 1481 high school students (49.9% boys) in this stud...

Objective: Tuberculosis (TB) and diabetes mellitus (DM) are both significant public health problems in China. Results of previous studies on the prevalence of DM among TB patients in China are inconsistent. We conducted this systematic review and meta-analysis to estimate the overall prevalence of DM among TB patients in China. Methods: We syste...

Plain language summary With the formulation of China's two-child policy and the increase in the incidence of infertility, anxiety is one of the most common anxiety disorders among infertility patients. This study mainly discussed the prevalence of anxiety among infertile women in China and its potential risk factors after the implementation of the...

Objective Hepatitis B and hepatitis C cause a heavy disease burden in China. This paper aims to investigate the public’s knowledge on hepatitis B and hepatitis C in Chongqing municipality and Chengdu City, China. Design A cross-sectional study was conducted from December 2016 to April 2017. Setting Two communities from Chongqing and Chengdu were...

Background: The association between dietary selenium (Se) intake and osteoporosis-related fractures remains inconsistent. We aimed to examine the dose relationship between Se intake and incident fracture among Chinese adults. Methods: The dietary data were retrieved from the China Health and Nutrition Survey conducted between 1991 and 2011, and 17,...

Background: Nutrition literacy has a positive effect on health and its measurement has no consensus.This study was performed to develop the Chongqing Middle school student Nutrition Literacy Scale(CM-NLS)and measure its reliability and validity. Methods: Three experiments were conducted. Firstly, a theoretical framework and an initial item pool of...

Background This study aims to examine the effects of the request and purchase of Television (TV) advertised foods on children’s dietary intake, overweight and obesity in China. Methods Data from 1417 children (aged 6–17 years) in the 2011 China Health and Nutrition Survey were analysed. The request and purchase of TV advertised foods were assessed...

Background: Since the outbreak of the coronavirus disease 2019 (COVID-19) world pandemic, it has had a significant negative impact on the economy and employment. The orderly resumption of work and production is an important factor in reducing the impact of the COVID-19 and an important guarantee of social and economic stability. The study aimed to...

The effect of selenium on hypertension is inconclusive. We aimed to study the relationship between selenium intake and incident hypertension. Adults (age ≥20 years) in the China Health and Nutrition Survey were followed up from 1991 to 2011 (N = 13,668). The latent class modeling method was used to identify trajectory groups of selenium intake. A t...

Background After the implementation of the universal two-child policy in China, the increase in parity has led to an increase in adverse pregnancy outcomes. The impact of one and two fetuses on the incidence of fetal macrosomia has not been fully confirmed in China. This study aimed to explore the differences in the incidence of fetal macrosomia in...

Purpose: The present study investigated the pain management of wound dressing change in outpatient children in western China, and the results may provide a reference to improve the pain management of wound dressing change. Methods: A cross-sectional survey was performed to investigate the pain management of wound dressing change in outpatient ch...

Objectives This work aimed to investigate WG (WG)–related knowledge, attitudes, practices (KAPs) and factors affecting WG consumption among college students in Chongqing, China. Study design A cross-sectional study was performed among 2500 students from six universities using a self-administered questionnaire. Methods The chi-squared test and bin...

Background: Social media is a powerful tool for the dissemination of health messages. However, few studies have focused on the factors that improve the influence of health messages on social media. Objective: To explore the influence of goal-framing effects, information organizing, and the use of pictures or videos in health-promoting messages,...

Background: This study aims to examine the effects of Television (TV) food advertisements (ads) related purchasing behaviours on children’s dietary intake, overweight and obesity in China. Methods: Data from 1,417 children (aged 6–17.99 years) in the 2011 China Health and Nutrition Survey were analysed. TV food ads related purchasing behaviours wer...

Objective: China launched its health reform in 2009. This study aimed to assess changes in preventive care utilisation (PCU) and its relationship with the healthcare reform. Design: A cross-sectional study using demographic characteristics, socioeconomic status, environmental factors, and lifestyle and health status data of adults from five wave...

Introduction The help of healthcare professionals for smokers to quit is critically important to increase quit rates. In the future, internship nursing students will potentially become the largest population of medical professionals. This study explored the impact of the use and awareness of universal tobacco control auxiliary resources on nursing...

Background and purpose: Exploring the differences of children's dietary behaviours from different nationalities could provide a reference for targeted nutritional interventions. This study aims to assess the dietary behaviours among Han, Tujia and Miao primary school students and the differences among the ethnic groups. Materials and methods: Th...

Objective The purpose of this study was sought to assess the association between food preferences and Psychological well-being (PWB) in Chinese women undergoing perimenopause and whether the association is different between rural and urban areas.Methods This is a longitudinal study of 929 women in perimenopausal period participating in the China He...

BACKGROUND Social media represents a powerful tool for the dissemination of health messages. However, few studies have focused on how to improve the influence of health messages on social media. OBJECTIVE To explore the influence of goal-framing effects, information organizing and the use of pictures or videos in health-promoting messages, we cond...

Background: A high intake of salt is a major risk factor for cardiovascular diseases. Despite decades of effort to reduce salt consumption, the salt intake in China is still considerably above the recommended level. Thus, this study aims to design and implement an intelligent household added salt monitoring system (SALTCHECKER) to monitor and cont...

Background: Mahjong is a four-player gambling game that originated in China. It is a very popular recreational hobby among land-lost Chinese peasants who have moved to the city due to urbanization. This study aims to identify the influencing factors of Mahjong playing behaviors and their effects on the health of land-lost peasants. Method: A cross-...

Background: Lifestyle behaviours of students from schools in different socioeconomic areas may be different. Few studies have investigated such topics in China. This study aimed to explore the differences in lifestyle behaviours between inner urban high school students (IUHSSs) and peri-urban high school students (PUHSSs). Methods: A cross-secti...

While studies on human immunodeficiency virus self-testing (HIVST) continue to accumulate after the World Health Organization’s recommendation of HIVST as an additional approach to HIV testing services in 2016, few studies have focused on men who have sex with men (MSM) in Chinese cities. A cross-sectional study was conducted to describe the HIVST...

(1) Background: Fracture causes a substantial burden to society globally. Some studies have found that soft drinks consumption was associated with the risk of fractures. We aimed to assess the association in the Chinese population; (2) Methods: Data from 17,383 adults aged 20 to 75 years old attending the China Health and Nutrition Survey (CHNS) be...

Background: Total antioxidant capacity (TAC) reflects an individual's overall antioxidant intake. We sought to clarify whether higher TAC is associated with lower risks of pancreatic cancer incidence and mortality in the US general population. Methods: A total of 96018 American adults were identified from the Prostate, Lung, Colorectal and Ovari...

Purpose: The Healthy Cities Project is an important strategy for global health. This study aimed to develop a scientific and appropriate indicator system for the evaluation of a Healthy City in Chongqing, China. Methods: Data were collected via a review of government documents, focus group discussions, and in-depth interviews. A total of 34 gove...

Background: Improving health literacy is the key to chronic disease prevention and improved interventions. However, little is known about the status of health literacy and its influencing factors in patients with chronic diseases. Accordingly, this study aimed to explore the different aspects and factors influencing health literacy among patients w...

Physical inactivity is a worldwide public health problem, and it is a risk factor for several chronic diseases. Square dancing nightly may be an efficient way to promote physical activity among Chinese residents. This study aims to explore factors that affect resident participation in square dancing on the basis of social cognitive theory construct...

Background The epidemiological transition of non-communicable diseases replacing infectious diseases as the main contributors to disease burden has been well documented in global health literature. Less focus, however, has been given to the relationship between sociodemographic changes and injury. The aim of this study was to examine the associatio...

Many studies on food safety cognition and practice intervention among university students exist, but only few conduct needs assessment surveys. In recent years, We-media has been applied in the field of health education and promotion, but its application in food safety intervention is limited at home and abroad. This study aimed to explore the curr...

BACKGROUND Many studies on food safety cognition and practice intervention among university students exist, but only few conduct needs assessment surveys. In recent years, We-media has been applied in the field of health education and promotion, but its application in food safety intervention is limited at home and abroad. OBJECTIVE This study aim...

Mental health problem among university students is an emerging public health issue, and mental health education has always been the focus of attention for universities. However, limited attention has been paid to the effect of students' acceptance of health messages. Previous studies have found that message framing plays a key role in the process o...

Background: Smoking is among the most preventable causes of death globally. Tobacco cessation can lessen the number of potential deaths. The China Tobacco Cessation Guidelines encourage medical staff to perform the 5As (Ask, Advise, Assess, Assist, Arrange) when delivering tobacco dependence treatments to patients. Nursing students will develop to...

After the implementation of the universal two-child policy in 2015 in China, the increase in parity has led to an increase in adverse pregnancy outcomes. The impact of parity on the incidence of fetal macrosomia has not been fully confirmed in China.This study aimed to explore the differences in the incidence of fetal macrosomia between first and s...

Background: Low back pain (LBP) is a major health problem around the world. Two previous meta-analyses showed that the spa therapy has a positive effect on reducing pain among patients with LBP based on studies published before 2006 and studies published between 2006 and 2013. In recent years, more studies reported the effect of spa therapy on tre...

Background This study aimed to assess the awareness of dentists and non-dental doctors regarding the benefits and risks of using fluoridated toothpaste. Material/Methods A self-administered questionnaire was used to collect information in this study. Multistage cluster sampling method was used to enroll doctors in 5 districts or counties in Chongq...

Background: The volume of alcohol intake and type of alcohol affect Chinese men’s health. This study investigated changes of alcohol type between 2004 and 2011, explored the trend of change in alcohol type with age and determined the social demographic factors influencing the alcohol intake of Chinese men. Methods: Research data originated from the...

Objective viral hepatitis is a big challenge in China. However, few studies have focused on mapping the difficulties from a broader view. This study aimed to identify the barriers to the prevention and control of hepatitis B and hepatitis C in communities from the perspectives of hepatitis patients, residents, and healthcare providers. A total of 2...

Background: Smoking and alcohol consumption have become major public health problems among Chinese women. In this study we explore the behavioral trends in smoking and alcohol consumption of Chinese women. We also explored the changes in the sociodemographic factors that affect the smoking and alcohol consumption behaviors of Chinese women at diffe...

Background The consumption of edible oils in China has increased rapidly in recent years, and the total amount of edible-oil intake in the country has ranked first in the world. The choice and intake of edible oils, as a source of fats, are important factors that affect people’s health. Many chronic diseases are closely associated with high-calorie...

Objective: This study explored whether the efficacy of food safety education interventions can be increased by message framing among medical university students, and demonstrated the role of personal involvement within the message recipient in moderating framed effects. Methods: A cross-sectional study of food safety message framing was conducte...