Table 3 Uni- and multivariate analyses of factors associated with poor/fair SRH

Univariate analysis

Odds Ratio

95% CI

p-value^§

 1–2

Reference

  ≥ 3

1.52

1.04–2.20

0.028

 Living with others

Reference

 Living alone

1.35

0.91–2.03

0.137

  ≥ 6 days/week

Reference

  < 6 days/week

1.77

1.22–2.88

0.003

 None

Reference

 Past smoker

5.79

1.81–18.52

0.003

 Current smoker

4.05

0.73–22.40

0.109

 None

Reference

 A few times/month

1.13

0.69–1.89

0.631

 A few times/week

1.37

0.73–2.56

0.326

 Daily

2.73

0.54–13.77

0.222

  ≥ 5 points

Reference

  < 5 points

1.98

1.20–3.26

0.007

 Non-insomnia group

Reference

 Insomnia group

5.70

3.86–8.40

< 0.0001

 Want to be normal weight

Reference

 Want to be overweight

2.78

0.45–17.21

0.271

 Want to be underweight

0.44

0.29–0.66

< 0.0001

  1–2

Reference

   ≥ 3

1.31

0.88–1.97

0.184

   ≥ 6 days/week

Reference

   < 6 days/week

1.32

0.87–2.00

0.191

  None

Reference

  Past smoker

2.33

0.63–8.64

0.206

  Current smoker

2.52

0.42–14.97

0.310

   ≥ 5 points

Reference

   < 5 points

1.87

1.11–3.16

0.019

  Non-insomnia group

Reference

  Insomnia group

5.38

3.59–8.06

< 0.0001

  Want to be normal weight

Reference

  Want to be overweight

3.15

0.47–21.14

0.238

  Want to be underweight

0.44

0.28–0.68

0.000