Table 1.
Demographic characteristics of the participants (n = 470).
| Characteristics | No. (%) |
|---|---|
| Sex | |
| Male | 180 (38%) |
| Female | 290 (62%) |
| Ethnicity | |
| Chinese | 391 (83%) |
| Malay | 28 (6%) |
| Indian | 38 (8%) |
| Other* | 13 (3%) |
| Age, y | |
| 18–34 | 366 (78%) |
| 35–54 | 68 (14%) |
| ≥55 | 36 (8%) |
| Citizenship | |
| Singapore citizen | 420 (89%) |
| Not a Singapore citizen | 50 (11%) |
| Housing type† | |
| 1–3 room public housing | 44 (9%) |
| 4–5 room and executive public housing‡ | 234 (50%) |
| Private housing | 156 (33%) |
| Prefer not to say | 28 (6%) |
| Smoking status | |
| Current smoker | 15 (3%) |
| Former smoker | 21 (4%) |
| Never smoker | 434 (92%) |
| Frequency of alcohol use | |
| Several times a week or more | 13 (3%) |
| Once a week or less | 279 (59%) |
| Nondrinkers | 178 (38%) |
| Type of participants | |
| Dental student | 95 (20%) |
| Medical student | 61 (13%) |
| Nonmedical/nondental student | 165 (35%) |
| General public | 149 (32%) |
⁎
Includes Indonesian (eg, Batak), Burmese, Filipino, Japanese, Arab, Nepalese, Caucasian, and “prefer not to say.”
†
n = 8 participants coded missing as responses including school dormitory, hostel, rentals.
‡
Includes 4–5 room Housing Development Board flat/Housing and Urban Development Corporation/executive flat (including maisonette)/executive condo/government landed; private housing includes private condominiums and landed housing.