The Impact of Economic Income on BMI Trajectory Groups in Chinese Elderly Individuals: A Population-Based Longitudinal Study.

Objective: The objective of this study is to gain insights into the influence of income on the body mass index (BMI) locus in the elderly population.

Methods: The Chinese Longitudinal Healthy Longevity and Happy Family Study (CLHLS-HF) was included at baseline (2008) for participants aged 65 years and older. The total number of participants analyzed in this study was 7555.

[Building a food image dataset based on intelligent recognition and weight estimation].

Objective: To improve the accuracy of food intelligent recognition and weight estimation technology, establish a large-scale food image dataset.

Methods: Building large-scale food image and ingredient datasets based on web crawler technology, professional manual collection, and regular user uploads.

Results: A big dataset was constructed containing over 1.

The Nutrition Knowledge Level and Influencing Factors among Chinese Women Aged 18-49 Years in 2021: Data from a Nationally Representative Survey.

Women aged 18-49 years are women of childbearing age. Their nutrition knowledge (NK) is not only related to their physical health but also affects the diet quality of the entire family and the health status of the next generation. Studies that assess the NK level of women of childbearing age using representative data in China are lacking.

[Access channels on nutrition and health knowledge of Chinese adults in 2021].

Objective: To analyze the access channels on nutritional health knowledge of Chinese residents aged 18-64 years in 2021.

Methods: A multi-stage cluster random sampling was used to select 302 survey sites across the country, there were 102 398 people surveyed, with 98 424 valid questionnaires, 49.4% male and 42.

[Geographical distribution differences of nutrition and health knowledge among Chinese adults in 2021].

Objective: To explore the geographical distribution of nutrition and health knowledge among 18-64 years old adults in China.

Methods: A total of 102 398 residents aged 18-64 from 302 survey sites were selected by multi-stage cluster random sampling method, a total of 98 567 respondents were included in the study. Both mean and rate were calculated by complex sampling weighting.

[Age distribution of nutrition and health knowledge among Chinese adults in 2021].

Objective: To analyze the age distribution of nutrition and health knowledge level of Chinese residents aged 18-64.

Methods: A total of 102 398 residents aged 18-64 were selected from 302 survey sites in China by multi-stage cluster random sampling method, a total of 98 567 respondents were included in the study. Both mean and rate were calculated by complex sampling weighting.

[Dietary recommendation-related knowledge level of Chinese adults in 2021].

Objective: To analyze the knowledge level and related factors related to dietary recommendations for Chinese residents aged 18-64 years in 2021.

Methods: A multi-stage cluster random sampling was used to select 302 survey sites across the country, there were 102 398 people surveyed, with 98 567 valid questionnaires, 49.4% male and 41.

[Expert consistency evaluation on nutrition and health knowledge questionnaire items for Chinese adults].

Objective: To establish nutrition knowledge questionnaire items for Chinese adults by Delphi consensus study.

Methods: The framework system and preliminary items of nutrition knowledge questionnaire were established through literature review and experts consultation, considering the nutrition status and problems of Chinese people. Delphi method was used to conduct consensus analysis with 11 experts in related field involved to determine the nutrition knowledge questionnaire items.

The Association of Sleep Duration with Breakfast Patterns and Snack Behaviors among Chinese Children Aged 6 to 17 Years: Chinese National Nutrition and Health Surveillance 2010-2012.

A significant increase in the prevalence of short sleep among children has been observed. Short sleep may be associated with unhealthy breakfast and snacking behaviors. The purpose of the current study was to explore the associations of short sleep with breakfast and snacking behaviors among children.

Gene-Environment Interaction on Type 2 Diabetes Risk among Chinese Adults Born in Early 1960s.

Background: Gene-environment interactions on type 2 diabetes (T2D) risk are studied little among Chinese adults.

Aim: This study aimed to explore the interactions among Chinese adults born in early 1960s.

Methods: The interaction of single nucleotide polymorphisms (SNPs) and environmental factors on T2D risk were analyzed by multiple linear or logistic regression models, and in total 2216 subjects were included with the age of 49.

Association between Physical Activity, Sedentary Behaviors, Sleep, Diet, and Adiposity among Children and Adolescents in China.

Introduction: Physical activity (PA), sedentary behaviors (SB), sleep, and diet are related to adiposity among children and adolescents. However, there may be interactions between PA, SB, sleep, and diet, and these lifestyle behaviors may work together to affect body weight. The purpose of this study was to explore the impact of multiple lifestyle behaviors of PA, SB, sleep, and diet on childhood adiposity (body mass index z-score and overweight/obesity), and to investigate the effect of meeting multiple guidelines on adiposity among children and adolescents in China.

The association between frequency of eating out with overweight and obesity among children aged 6-17 in China: a National Cross-sectional Study.

Background: In parallel with the increased prevalence of childhood overweight and obesity, the proportion of eating out in China has increased dramatically in recent years. The purpose of the study was to explore the association between frequency of eating out with overweight and obesity among Chinese children.

Methods: The representative sample was recruited from Chinese National Nutrition and Health Survey (CNNHS) in 2010-2012, which included Chinese children aged 6-17 years (7685 boys and 7576 girls).

Association of Physical Activity and Sitting Time with Overweight/Obesity in Chinese Occupational Populations.

Unlabelled: The aim of this study was to explore association of physical activity and sitting time with overweight/obesity in Chinese occupational populations for the development of intervention and prevention strategies for obesity.

Methods: A total of 23,112 participants were selected from the 2010-2012 China National Nutrition and Health Survey (CNNHS). A logistics regression model was used to examine the associations of physical activity and sitting time with overweight/obesity by gender after adjusting for age, educational level, marital status, and family economic level.

Ten SNPs May Affect Type 2 Diabetes Risk in Interaction with Prenatal Exposure to Chinese Famine.

Increasing studies have demonstrated that gene and famine may interact on type 2 diabetes risk. The data derived from the cross-sectional 2010-2012 China National Nutrition and Health Survey (CNNHS) was examined to explore whether gene and famine interacted to influence type 2 diabetes risk. In total, 2216 subjects were involved.

The Relationship between Leisure-Time Sedentary Behaviors and Metabolic Risks in Middle-Aged Chinese Women.

The prevalence of metabolic diseases has increased over the past few decades, and epidemiological studies suggest that metabolic diseases may be associated with lifestyle. The purpose of the present study was to investigate the relationship between leisure-time sedentary behaviors (LTSBs) and metabolic risks in middle-aged women in China. Data came from the China National Nutrition and Health Surveillance (CNNHS) in 2010-2012.

[Salt intake knowledge and behavior among school teachers in four Chinese cities in 2014].

Objective: To learn the knowledge level on "salt and health", and analyze the influence on related behavior among school teachers in four Chinese cities.

Methods: The data of 2014 salt KAP among urban residents in China was used, with stratified random cluster sampling, a total of 2518(male 708, female 1810) school teachers were selected from four cities of China, including Shenyang, Wuhan, Chengdu and Guangzhou city. Self-filled questionnaire was used to collect the information on the salt intake knowledge and behavior.

Association of Sleep Duration and Overweight/Obesity among Children in China.

To investigate the association of sleep duration with overweight and obesity among children aged 6 to 17 years in China, 2010-2012 data from the China National Nutrition and Health Surveillance (CNHHS) were analyzed. A total of 35,414 children were recruited in the survey. Body mass index (BMI) was converted into three categories: normal weight, overweight and obesity.

Trends in Transportation Modes and Time among Chinese Population from 2002 to 2012.

Giving the rising trends in obesity and chronic diseases in China, strategies to increase physical activity are important. Transport-related activity is a substantial source of physical activity and can be easily incorporated into the daily lives. It is a key social factor of health, which can help improve people's mental and physical health and decrease environmental pollution.

Temporal Trends and Recent Correlates in Sedentary Behaviors among Chinese Adults from 2002 to 2010-2012.

Evidence suggests that more time spent in sedentary behaviors (SB) increases health risk independent of physical activities. Trends in SB among adults have not been fully described in China, and the sociodemographic correlates of SB have not been systematically evaluated either. This study examined the temporal trends of SB among 184,257 adults (2002: n = 52,697, 2010-2012: n = 131,560) using data from the China National Nutrition and Health Survey in 2002 and 2010-2012, and analyzed the recent correlates of SB in Chinese adults.

Physical activity and sedentary behavior among Chinese children aged 6-17 years: a cross-sectional analysis of 2010-2012 China National Nutrition and health survey.

Background: Patterns of physical activity (PA) and sedentary behavior have important implications for child health. The purpose of the study was to describe the PA and sedentary behavior among Chinese children.

Methods: The study analyzed the PA and sedentary behavior status of 38,744 Chinese children aged 6-17 years, based on the data from China National Nutrition and Health Survey (CNNHS) in 2010-2012.

Effects of variants of 50 genes on diabetes risk among the Chinese population born in the early 1960s.

Background: Genome-wide association studies have identified loci that significantly increase diabetes risk. This study explored the genetic susceptibility in relation to diabetes risk in adulthood among a Chinese population born in the early 1960s.

Methods: In all, 2129 subjects (833 males, 1296 females) were selected from the cross-sectional 2010 to 2012 China National Nutrition and Health Survey.

Nutrient Supplement Use among the Chinese Population: A Cross-Sectional Study of the 2010⁻2012 China Nutrition and Health Surveillance.

Nutrient supplements play a key role in managing malnutrition/chronic diseases and are commonly used in the world, but few studies described the prevalence of nutrient supplement use at the national level in China. To our knowledge, this study provides the first detailed investigation of nutrient supplement use in a nationally representative sample of the Chinese population. This study aimed to describe the prevalence of the nutrient supplement use among the Chinese population aged 6 years or older in 2010⁻2012.

[Status of sedentary activities in the leisure time in Chinese pupils in 2010-2012].

Objective: To describe the status of sedentary activities of the Chinese pupils in the leisure time, and to provide basic information for developing intervention strategies.

Methods: Utilizing the data of 2010-2012 China National Nutrition and Health Surveillance, using the multi-stage stratified cluster randomization sampling method, a total of 39 242 pupils on sedentary activities including watching TV, using computer, playing computer games, reading and doing homework, was analyzed. Age and sex standardization was performed based on the China 2009 population published by National Statistics Bureau.

[Sedentary behavior during leisure time and social determinants among Chinese adults in 2010-2012].

Objective: To analyze the leisure time sedentary behavior and related sociodemographic factors among Chinese adults.

Methods: The data were collected by the physical activity questionnaire of 2012 Chinese Nutrition and Health Survey, a total of142 369 subjects aged 18 years and over( male 62 563, female 79 806) were investigated about their sedentary behavior in leisure time.

Results: The average hour of total sedentary activities was 2.

The Physical Activity Patterns among Rural Chinese Adults: Data from China National Nutrition and Health Survey in 2010⁻2012.

China has experienced a rapid increase in non-communicable diseases (NCDs), especially in rural China. In addition to a dramatic increase in energy intake, the decrease in physical activity (PA) may be a reason. The study described the patterns and factors of physical activity and sedentary behaviors of 70,038 adults in rural China, based on data from the Chinese Nutrition and Health Survey (CNNHS) in 2010⁻2012.