| Covariate | 95% confidence interval | |||
|---|---|---|---|---|
| P value | Odds ratio | Lower | Upper | |
| Age | 0.18 | 1.04 | 0.98 | 1.11 |
| Sex | ||||
| Male | Baseline | |||
| Female | 0.34 | 1.41 | 0.70 | 2.87 |
| Ethnic group (n, %) | ||||
| Chinese | Baseline | |||
| Malay | 0.89 | 0.83 | 0.07 | 9.91 |
| Indian | 0.81 | 0.84 | 0.20 | 3.56 |
| Eurasian | – | – | – | – |
| Other | 0.52 | 2.07 | 0.22 | 19.21 |
| Marital status | ||||
| Married | Baseline | |||
| Never married | 0.30 | 1.59 | 0.67 | 3.78 |
| Type of employment | ||||
| Full time | Baseline | |||
| Part time | 0.46 | 0.58 | 0.14 | 2.47 |
| Locum and other | 0.68 | 0.77 | 0.22 | 2.65 |
| Workplace setting | ||||
| Private clinic (PHPC) | Baseline | |||
| Private clinic (Non-PHPC) | 0.52 | 0.69 | 0.23 | 2.12 |
| Public (polyclinic) | 0.003 | 3.42 | 1.50 | 7.77 |
| Number of outbreaks clinically involved in | 0.40 | 0.88 | 0.65 | 1.19 |
PHPC = Public Health Preparedness Clinic.