Table 1 Demographic characteristics of the study subjects
Characteristic | n (%) |
|---|---|
Mean age | 33.3 ± 12.1 |
Gender (n = 407) | |
Male | 357 (87.7) |
Female | 50 (12.3) |
Ethnicity (n = 407) | |
Indian Sub-continent | 295 (72.5) |
Philippines | 29 (7.1) |
Middle east | 35 (8.6) |
African | 36 (8.8) |
Othersa | 12 (3) |
Occupation (n = 325) | |
Unskilled | 197 (48) |
Semiskilled | 76 (19) |
Skilled | 31 (8) |
Othersb | 21 (5) |