Variables | Crude OR (95% CI) | p value | Adjusted OR (95% CI) | p value |
---|---|---|---|---|
Sex | ||||
 Female | 1.59 (1.29–1.97) |  < 0.001 | 1.57 (1.25–1.96) |  < 0.001 |
 Male | Ref | – | Ref | – |
Age group (years) | ||||
 18–34 | 1.87 (1.43–2.44) |  < 0.001 | 1.64 (1.15–2.33) | 0.007 |
 35–44 | 1.77 (1.34–2.35) |  | 1.42 (0.98–2.07) | 0.064 |
 45–59 | 1.79 (1.39–2.32) |  | 1.44 (1.03–2.00) | 0.031 |
 60 +  | Ref | – | Ref | – |
Ethnicity | ||||
 Malay* | 1.15 (0.85–1.57) | 0.313 |  | – |
 Indian | 1.26 (0.81–1.94) |  |  | – |
 Other Bumiputera | 1.11 (0.73–1.67) |  |  | – |
 Others | 0.49 (0.19–1.24) |  |  | – |
 Chinese | Ref | – |  | – |
Citizenship | ||||
 Malaysian | 1.98 (0.91–4.33) |  < 0.001 | 1.30 (0.59–2.88) | 0.513 |
 Non–Malaysian | Ref | – | Ref | – |
Marital status | ||||
 Single | 1.89 (1.41–2.53) |  < 0.001 | 1.33 (0.88–2.02) | 0.175 |
 Married | 2.05 (1.56–2.70) |  | 1.65 (1.23–2.22) | 0.001 |
 Widow(er)/Divorcee | Ref | – | Ref | – |
Education level | ||||
 No formal education | Ref | – | Ref | – |
 Primary education | 0.87 (0.53–1.40) |  < 0.001 | 0.83 (0.51–1.38) | 0.477 |
 Secondary education | 1.76 (1.10–2.80) |  | 1.42 (0.78–2.58) | 0.246 |
 Tertiary education | 3.24 (2.04–5.14) |  | 2.21 (1.23–3.99) | 0.008 |
Occupation | ||||
 Government employee | 2.57 (1.83–3.60) |  < 0.001 | 1.06 (0.72–1.56) | 0.774 |
 Private employee | 1.37 (0.98–1.90) |  | 0.96 (0.68–1.34) | 0.796 |
 Self–employed | 1.06 (0.77–1.48) |  | 0.87 (0.60–1.24) | 0.439 |
 Unpaid worker/Housewife | 1.54 (1.14–2.10) |  | 0.98 (0.70–1.38) | 0.922 |
 Retiree | 1.38 (0.90–2.10) |  | 1.14 (0.69–1.86) | 0.611 |
 Student | 2.47 (1.51–4.05) |  | 1.52 (0.88–2.60) | 0.130 |
 Not economically active†| Ref | – | Ref | – |
Working status | ||||
 Working | 0.98 (0.82–1.17) | 0.826 |  | – |
 Not working | Ref | – |  | – |
Medical check–up | ||||
 Yes | 1.75 (1.46–2.11) |  < 0.001 | 1.86 (1.53–2.25) |  < 0.001 |
 No | Ref | – | Ref | – |
Household income quintile | ||||
 Q1 (20% poorest) | Ref | – | Ref | – |
 Q2 | 1.05 (0.74–1.49) |  < 0.001 | 1.01 (0.72–1.41) | 0.963 |
 Q3 | 1.02 (0.78–1.33) |  | 0.86 (0.65–1.16) | 0.330 |
 Q4 | 1.42 (1.11–1.81) |  | 1.12 (0.85–1.46) | 0.420 |
 Q5 (20% richest) | 2.20 (1.67–2.91) |  | 1.43 (1.04–1.96) | 0.026 |
Urbanity | ||||
 Urban | 1.18 (0.94–1.48) | 0.159 | 0.96 (0.77–1.20) | 0.728 |
 Rural | Ref | – | Ref | – |
Self-rated health status | ||||
 Good to excellent health | 1.15 (0.65–2.03) | 0.708 |  | – |
 Fair health | 1.22 (0.69–2.16) |  |  | – |
 Poor to very poor health | Ref | – |  | – |