Table 1 Descriptive Characteristics of Participants With ≥5 Years of Follow-up by Total Physical Activity, NHANES, 2003–2006

Age (years)

56.1 (11.4)

65.3 (13.6)

56.9 (10.9)

54.4 (9.4)

50.6 (7.7)

Sex (% female)

54

65

60

57

37

BMI kg/m²)

28.7 (6.0)

29.9 (7.5)

29.5 (6.7)

28.7 (5.3)

27.2 (4.5)

Overweight (%)

38

38

34

38

41

Obese (%)

34

40

39

34

25

  < High School

15

21

14

12

15

 High School (including GED)

26

29

26

26

25

  > High School

59

50

60

62

61

 Mexican-American

5

3

4

6

7

 Non-Hispanic White

78

81

78

78

78

 Non-Hispanic Black

9

10

10

10

8

 Other

7

7

8

7

7

 Never

49

46

50

52

47

 Former

32

36

30

29

33

 Current

19

18

20

20

20

 Never

10

16

12

11

5

 Former

20

28

19

19

15

 Current

65

53

64

65

75

 Missing

5

4

6

6

4

 Married/living with partner (% yes)

73

63

71

75

79

 Mobility limitations (% yes)

11

22

13

8

4

 No. of medical conditions

0.38 (0.79)

0.78 (1.21)

0.39 (0.79)

0.31 (0.62)

0.17 (0.49)

 Total physical activity (CPM)

297 (140)

134 (39)

222 (22)

302 (26)

473 (106)

 Light physical activity (min/day)^a

333 (89)

236 (64)

308 (55)

353 (61)

401 (79)

 Moderate-to-vigorous physical activity (min/day)^a

21.6 (21.3)

3.7 (4.0)

10.9 (6.8)

20.0 (9.4)

45.0 (22.7)

 Sedentary time (hrs/day)^a

8.2 (1.6)

10.1 (1.5)

8.8 (0.9)

7.9 (0.9)

6.7 (1.3)