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Table 1 Baseline demographic and socioeconomic characteristics and BMI of the study population by participant status at the 10-year follow-up survey

From: Self-rated health does not predict 10-year weight change among middle-aged adults in a longitudinal population study

Baseline characteristic

Participants

Non-participants

 

n = 30,168

n = 9555

Sex (%)

  

   Male

46.6

50.4

   Female

53.4

49.6%

Age (%)

  

   30 years old

17.3

23.8

   40 years old

40.6

40.3

   50 years old

41.6

35.8

Education (%)

  

   Basic

22.2

22.5

   Mid-level

53.6

52.0

   High

24.2

25.5

BMI (kg/m2), mean ± SD

25.0 ± 3.7

25.5 ± 4.2

Self-rated health (%)

  

   Very good

29.8

27.8

   Pretty good

48.2

47.7

   Somewhat good

17.1

18.9

   Pretty bad

3.9

4.5

   Bad

0.9

1.2

Physical activity (%)

  

   Sedentary

18.4

19.2

   Moderately active

67.9

66.3

   Physically active

13.6

14.5

  1. Data are from the baseline visit and presented as percentage or mean ± standard deviation.
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BMC Public Health

ISSN: 1471-2458

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