Table 4 Secondhand smoking exposure settings of NHANES 2013–18 adults aged 18–35 by depressive symptom.

From: Recent tobacco smoking, restaurant and in-car secondhand smoke exposure are associated with depressive symptoms among young adults: a population-based cross-sectional analysis

Predictors

Sample capacity

Depression

Non-depression

Exp(B)

95% CI

P

N = 4129

n = 966

n = 3163

   

At job

1.001

0.779–1.285

0.997

Yes

376

(9.11)

88

(9.11)

288

(9.11)

   

No

3752

(90.87)

878

(90.89)

2875

(90.89)

   

In restaurant

1.800

1.223–2.651

0.003

 Yes

117

(2.83)

41

(4.24)

76

(2.40)

   

 No

4012

(97.17)

925

(95.76)

3087

(97.60)

   

In bar

1.447

1.803–1.934

0.013

 Yes

232

(5.62)

70

(7.25)

162

(5.12)

   

 No

3897

(94.38)

896

(92.75)

3001

(94.88)

   

In car

2.001

1.704–2.349

 < 0.001

 Yes

941

(22.79)

318

(32.92)

623

(19.70)

   

 No

3188

(77.21)

648

(67.08)

2540

(80.30)

   

In another home

1.780

1.462–2.168

 < 0.001

 Yes

531

(12.86)

177

(18.32)

354

(11.19)

   

 No

3598

(87.14)

789

(81.68)

2809

(88.81)

   

In other indoors

1.629

1.266–2.097

 < 0.001

 Yes

303

(7.34)

98

(10.14)

205

(6.48)

   

 No

3826

(92.66)

868

(89.86)

2958

(93.52)