Table 2 BMI by individual explanatory variables

Gender

0.87

 Male

27.3 (27.1, 27.5)

15.7

47.4

 Female

27.3 (27.2, 27.5)

15.1

49.7

Car availability

0.23

 Yes

27.4 (27.2, 27.5)

15.6

49.0

 No

27.2 (26.9, 27.5)

15.1

49.7

Limiting longstanding

Illness

<0.001

 Limiting

28.5 (28.3, 28.7)

15.1

49.7

 Non-limiting

28.1 (27.8, 28.4)

15.7

48.8

 None

26.6 (26.4, 26.7)

15.2

48.3

Social class

<0.001

 Managerial

27.1 (26.9, 27.4)

17.3

49.0

 Intermediate

27.6 (27.3, 27.8)

15.6

48.3

 Routine

27.5 (27.3, 27.7)

15.1

49.7

 Other

25.4 (24.8, 26.1)

15.7

46.7

DQI quintile

<0.02

 1 (worst diet)

26.9 (26.7, 27.2)

15.1

49.7

 2

27.5 (27.2, 27.7)

15.6

48.9

 3 (middling)

27.6 (27.3, 27.9)

16.4

46.0

 4

27.4 (27.1, 27.6)

15.2

45.6

 5 (best diet)

27.3 (27.0, 27.6)

16.4

48.4

Number of days of 20 mins or more moderate/vigorous activity in 4 weeks

<0.001

 None

28.14 (27.4,28.9)

15.07

49.67

 1–11

27.63 (27.0,28.3)

15.64

48.95

 12 or more

26.58 (26.0,27.2)

15.17

47.42

Occasions of sport activity of 15 mins or more in 4 weeks

<0.001

 None

27.81 (27.1, 28.5)

15.07

49.67

 1–11

26.89 (26.1, 27.6)

15.36

48.28

 12 or more

26.49 (25.6, 27.4)

15.90

47.42

Overall

27.3 (27.2, 27.5)

15.1

49.7

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