Table 2 Lifestyle and health characteristics of the study population (N = 1372 twenty to fifty year old nonsmokers)

Home ownership

Self-reported health status

 Owned or being bought

807

68.1 (2.5)

 Excellent

309

24.0 (1.5)

 Rented

531

30.1 (2.4)

 Very good

442

35.9 (1.4)

 Other arrangement

34

1.8 (0.4)

 Good

434

30.9 (1.7)

Watch TV 3+ hours/day

 Fair

166

8.1 (0.8)

 No

948

72.5 (1.4)

 Poor

21

1.2 (0.3)

 Yes

424

27.5 (1.4)

High blood pressure^d

Worried would run out of food^a

 No

1238

88.8 (1.1)

 Often true

88

4.4 (0.8)

 Yes

134

11.2 (1.1)

 Sometimes true

198

9.1 (1.0)

Diabetes^e

 Never true

845

62.4 (2.4)

 No

1306

95.3 (0.5)

 Screened out

219

22.5 (1.6)

 Yes

64

4.5 (0.5)

 Missing

22

1.6 (0.4)

 Missing

2

<0.3^c

Ever had asthma^e

 Often true

44

2.6 (0.5)

 No

1203

86.6 (1.0)

 Sometimes true

146

6.4 (0.9)

 Yes

169

13.4 (1.0)

 Never true

939

66.8 (2.1)

Current asthma^e

 Screened out

219

22.5 (1.6)

 No

1268

92.1 (0.9)

 Don’t know/ Missing

24

1.7 (0.4)

 Yes

102

7.8 (0.9)

Health insurance

 Missing

2

<0.3^c

 No

350

20.0 (1.7)

Asthma attack past year^e

 Yes

1022

80.0 (1.7)

 No

1319

95.7 (0.5)

Number of prescription medications^b

 Yes

51

4.1 (0.5)

 0

833

54.3 (1.5)

 Missing

2

<0.3^c

 1

245

19.6 (1.3)

Ever had thyroid problem^e

 2

125

10.4 (1.0)

 No

1289

92.6 (0.9)

 3 to 4

121

11.3 (1.1)

 Yes

82

7.3 (0.9)

 >4

48

4.4 (0.8)

 Missing

1

<0.3^c

Body Mass Index

Ever had cancer/malignancy^e

 Underweight (<18.5)

19

1.4 (0.4)

 No

1348

97.3 (0.5)

 Normal weight (18.5–< 25)

414

32.2 (1.5)

 Yes

23

2.7 (0.5)

 Overweight (25–< 30)

461

31.8 (1.5)

 Missing

1

<0.3^c

 Obese (≥30)

478

34.6 (1.6)

Stomach illness^a

HDL <60 mg/dL

 No

1165

85.2 (1.1)

 No

477

30.7 (1.4)

 Yes

115

9.0 (1.0)

 Yes

895

69.3 (1.4)

 Missing

92

5.8 (0.7)

Glucose ≥88 mg/dL

Physical health poor^a

 No

698

46.6 (1.8)

 0 days

874

64.5 (1.3)

 Yes

674

53.4 (1.8)

 1 to 3 days

178

13.2 (0.9)

CRP ≥ 1 mg/dL

 4 to 6 days

78

5.8 (0.8)

 No

1202

90.8 (0.7)

 7 or more days

150

10.8 (1.0)

 Yes

170

9.2 (0.7)

 Missing

92

5.8 (0.7)

Anyone smoke in home?^a

Mental health poor^a

 No

1302

95.8 (0.7)

 0 days

776

56.8 (1.8)

 Yes

67

4.1 (0.7)

 1 to 7 days

361

27.3 (1.4)

 Missing

3

<0.3^c

 7 to 14 days

46

3.6 (0.7)

 15 to 30 days

97

6.4 (0.8)

 Missing

92

5.8 (0.7)