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Table 2 Descriptive statistics of BMI, income, and other variables in China, 1989 - 2011 (n = 80,230 observations)

From: Family income and body mass index – what have we learned from China

Variables

Mean

Standard deviation

Min

Max

Body Mass Index (BMI)

 Whole Sample

22.725

3.293

8.954

39.792

 All Men

22.622

3.175

8.954

39.792

 All Women

22.817

3.393

9.033

39.751

Cofactors

 HH Income (1000 2011CNY)

10.642

17.398

0

658.472

 Highest Years of Education

7.002

4.310

0

18

 Age

45.828

15.896

18

100.8

 Marital Status (0 = not married, 1 = married)

0.887

0.317

0

1

 Gender (0 = male, 1 = female)

0.527

0.499

0

1

 Family size

3.942

1.575

1

14

 Urban (0 = urban, 1 = rural)

0.653

0.476

0

1