Table 3 Weighted prevalence and adjusted odds ratios (95 % CI) of smoking by self-reported stress

 Prevalence, %

6.27

9.61

12.57

21.23

<0.001

 AOR (95 % CI)

1.00 (reference)

1.49 (0.93–2.38)

1.93 (1.17–3.17)

3.56 (1.84–6.89)

0.001

 Prevalence, %

1.42

4.19

6.73

22.06

<0.001

 AOR (95 % CI)

1.00 (reference)

2.67 (0.76–9.35)

4.13 (1.21–14.15)

15.99 (4.17–61.30)

<0.001

 Prevalence, %

9.57

14.13

18.87

19.96

0.013

 AOR (95 % CI)

1.00 (reference)

1.60 (0.95–2.69)

2.27 (1.26–4.10)

2.34 (1.07–5.11)

0.035