Table 3.

Measures of food environment, diet and body weight status in the studies included in the review

Study ID	First author (year)	Type of food environment measure	Detailed measure of food environment	Type of diet measure	Detailed measure of diet	Type of body weight status measure	Detailed measure of body weight status
1	Ho(2010)(21)	Self-report questionnaire	The perceived presence of McDonald’s, KFC, Hong Kong-style fast-food shops, Chinese, Western and Hong Kong-style restaurants and 24-h convenience stores near home	Self-report questionnaire	Food consumption: 1.high-fat foods 2.junk food/soft drinks 3.fruit 4.vegetables	Self-report	1.Height 2.Weight 3.BMI z-score
2	Li(2011)(25)	School doctors report questionnaire	Western fast food restaurants near school within 10-min walk			Objectively measurement	1.Height 2.Body weight 3.BMI
3	Zhang (2012)(33)	Community heads and community accountants report questionnaire	1.The number of food retailing businesses 2.The penetration of supermarkets in each community			Objectively measurement	1.Height 2.Body weight 3.BMI
4	Wang (2012)(17)	Self-report questionnaire	Neighbourhood densities of: 1.wet markets 2.supermarkets 3.fast food restaurant	Self-report questionnaires	Nutrition intake: 1.total caloric intake 2.total protein intake 3.total fat intake 4.total carbohydrate intake
5	Xu (2013)(29)	Local officials report questionnaire	The number of Western styles fast-food restaurants such as McDonald’s and Kentucky Fried Chicken in the community or within 1 km if outside the community			Objectively measurement	1.Weight 2.Height 3.Waist and hip circumferences 4.Body mass index 5.Waist-to-height ratio 6.Waist-to-hip ratio
6	Du (2014)(26)	Community leader report questionnaire	1.Fast-food restaurants 2.Indoor restaurants 3.Fixed outdoor food stalls			Objectively measurement	1.Height 2.Weight 3.Body mass index
7	Hua (2014)(27)	Objective measure	The existence and density of the food establishments			Objectively measurement	1.Height 2.Weight 3.Body mass index
8	Li (2014)(23)	Parent report questionnaire	Walking distance to a convenience store	Parent-report questionnaire	Food consumption: 1.snacks 2.fruit 3.vegetables	Objectively measurement	1.Height 2.Weight 3.Body mass index
9	Seto (2016)(22)	Objective measure	The number of food establishments	Self-record by phone	Food consumption: 1.meal 2.snack
10	Tian (2016)(20)	Community leader report questionnaire	1.Fast food restaurants 2.Indoor restaurants 3.Outdoor food stands	Self-report questionnaire	1.Food consumption: the types, amounts, types of meals (breakfast, lunch, dinner, snack), location 2.Eating away from home	Objectively measurement	1.Height 2.Weight 3.Body mass index
11	Zhang (2016)(32)	Objective measure: geographic information system	The proximities to four main kinds of food establishments: 1.Grocery store, 2.Free market 3.Restaurant 4.Food stall			Objectively measurement	1.Height 2.Weight 3.Body mass index
12	Jia (2017)(19)	School administrators report questionnaire	Food regulations in school vicinity food stalls	Self-report questionnaire	Food consumption: 1.sugary beverage 2.snack 3.fast food 3.street food consumption	Objective measurement	1.Weightv 2.Height 3.Body mass index 4.Waist circumference
13	Johar (2017)(31)	The community representative report questionnaire	The availability of Western fast-food restaurants			Objective measurement	1.Body mass index 2.Arm fat ratio 3.Waist-to-hip ratio
14	Li (2017)(30)	School administrators reported questionnaire	Restaurants close to school			Self-report	1.Body weight 2.Height 3.Body mass index
15	Wang (2017)(18)	Subjective measure	Access to food markets	Self-report questionnaire	Diet diversity: 1.food variety 2.food items 3.food group
16	Zhou (2017)(28)	Objective measure	1.Supermarket 2.Fresh food market 3.Fast food restaurant 4.Convenience store 5.Full service restaurants			Objective measurement	1.Weight 2.Height
17	Zhong (2018)(24)	Objective measure	Proximity to wet markets and supermarkets	Self-report questionnaire	Diet diversity: 1.food items 2.food groups