Table 1. Demographic and social characteristics of WISDOM cohort members.
| Characteristic | CA | DT | MD | NS | OT | OH | PH | PT | Total | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| n | % | n | % | n | % | n | % | n | % | n | % | n | % | n | % | n | % | |
| Age (median/mean) | 21.3 | 21.9 | 24.4 | 25.4 | 24.5 | 25.2 | 22.6 | 23.0 | 22.4 | 22.6 | 21.1 | 21.3 | 22.2 | 22.7 | 22.6 | 22.9 | 24.0 | 24.1 |
| <25 | 41 | 93.2 | 9 | 52.9 | 175 | 62.3 | 20 | 95.2 | 35 | 100.0 | 7 | 100.0 | 52 | 91.2 | 42 | 91.3 | 381 | 75.0 |
| 25–29 | 3 | 6.8 | 7 | 41.2 | 94 | 33.5 | 1 | 4.8 | 0.0 | 0 | 0.0 | 4 | 7.0 | 4 | 8.7 | 113 | 22.2 | |
| 30–39 | 0 | 0 | 1 | 5.9 | 12 | 4.3 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 1 | 1.8 | 0 | 0.0 | 14 | 2.8 |
| Gender | ||||||||||||||||||
| Female | 38 | 86.4 | 13 | 76.5 | 181 | 64.2 | 17 | 81.0 | 36 | 100.0 | 7 | 100.0 | 36 | 62.1 | 39 | 84.8 | 367 | 71.8 |
| Male | 6 | 13.6 | 4 | 23.5 | 101 | 35.8 | 4 | 19.0 | 0 | 0.0 | 0 | 0.0 | 22 | 37.9 | 7 | 15.2 | 144 | 28.2 |
| Self-identified Race | ||||||||||||||||||
| Black African | 40 | 93.0 | 2 | 11.8 | 115 | 42.1 | 17 | 81.0 | 2 | 6.1 | 5 | 71.4 | 39 | 68.4 | 8 | 18.2 | 228 | 46.1 |
| Coloured | 0 | 0.0 | 1 | 5.9 | 7 | 2.6 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 1 | 1.8 | 6 | 13.6 | 15 | 3.0 |
| Indian | 1 | 2.3 | 10 | 58.8 | 45 | 16.5 | 0 | 0.0 | 7 | 21.2 | 1 | 14.3 | 15 | 26.3 | 7 | 15.9 | 86 | 17.4 |
| White | 2 | 4.7 | 3 | 17.z | 104 | 38.1 | 4 | 19.0 | 24 | 72.7 | 1 | 14.3 | 2 | 3.5 | 23 | 52.3 | 163 | 32.9 |
| Asian | 0 | 0.0 | 1 | 5.9 | 2 | 1.7 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 3 | 0.6 |
| Married | ||||||||||||||||||
| Yes | 0 | 0.0 | 3 | 17.6 | 24 | 8.5 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 1 | 1.7 | 3 | 6.5 | 31 | 6.1 |
| No | 44 | 100.0 | 14 | 82.4 | 258 | 91.5 | 21 | 100.0 | 36 | 100.0 | 7 | 100.0 | 57 | 98.3 | 43 | 93.5 | 480 | 93.9 |
| Children | ||||||||||||||||||
| Yes | 5 | 11.4 | 1 | 5.9 | 9 | 3.2 | 1 | 4.8 | 0 | 0.0 | 0 | 0.0 | 2 | 3.5 | 0 | 0.0 | 18 | 3.5 |
| No | 39 | 88.6 | 16 | 94.1 | 273 | 96.8 | 20 | 95.2 | 36 | 100.0 | 7 | 100.0 | 56 | 96.5 | 46 | 100.0 | 493 | 96.5 |
| Born in South Africa | ||||||||||||||||||
| Yes | 42 | 95.5 | 17 | 100.0 | 250 | 88.7 | 19 | 90.5 | 35 | 97.2 | 7 | 100.0 | 54 | 93.1 | 43 | 93.5 | 467 | 91.4 |
| No | 2 | 4.5 | 0 | 0.0 | 32 | 11.3 | 2 | 9.5 | 1 | 2.8 | 0 | 0.0 | 4 | 6.9 | 3 | 6.5 | 44 | 8.6 |
| Area of birth | ||||||||||||||||||
| Urban | 38 | 86.4 | 17 | 100.0 | 247 | 87.6 | 17 | 81.0 | 35 | 97.2 | 6 | 85.7 | 41 | 70.7 | 43 | 93.5 | 444 | 86.9 |
| Rural | 6 | 13.6 | 0 | 0.0 | 35 | 12.4 | 4 | 19.0 | 1 | 2.8 | 1 | 14.3 | 17 | 29.3 | 3 | 6.5 | 67 | 13.1 |
| Area of primary schooling | ||||||||||||||||||
| Urban | 35 | 79.6 | 17 | 100.0 | 249 | 88.3 | 20 | 95.2 | 35 | 97.2 | 6 | 85.7 | 44 | 75.9 | 44 | 95.6 | 450 | 88.1 |
| Rural | 9 | 20.5 | 0 | 0.0 | 33 | 11.7 | 1 | 4.8 | 1 | 2. 8 | 1 | 14.3 | 14 | 24.1 | 2 | 4.4 | 61 | 11.9 |
| Area of secondary schooling | ||||||||||||||||||
| Urban | 38 | 86.4 | 17 | 100.0 | 260 | 92.2 | 21 | 100.0 | 35 | 97.2 | 6 | 85.7 | 49 | 84.5 | 44 | 95.6 | 470 | 92.0 |
| Rural | 6 | 13.6 | 0 | 0.0 | 22 | 7.8 | 0 | 0.0 | 1 | 2.8 | 1 | 14.3 | 9 | 15.5 | 2 | 4.4 | 41 | 8.0 |
| Type of schooling | ||||||||||||||||||
| Public/ Government | 34 | 77.3 | 10 | 58.8 | 140 | 49.6 | 16 | 76.2 | 13 | 36.1 | 5 | 71.4 | 41 | 70.7 | 22 | 47.8 | 281 | 55.0 |
| Private | 10 | 22.7 | 7 | 41.2 | 142 | 50.4 | 5 | 23.8 | 23 | 63.9 | 2 | 28.6 | 17 | 29.3 | 24 | 52.2 | 230 | 45.0 |
| Mother’s tertiary education | ||||||||||||||||||
| Yes | 21 | 53.8 | 11 | 64.7 | 198 | 74.7 | 12 | 57.1 | 23 | 63.9 | 3 | 50.0 | 40 | 71.4 | 28 | 60.9 | 336 | 69.1 |
| No | 18 | 46.2 | 6 | 35.3 | 67 | 25.3 | 9 | 42.9 | 13 | 36.1 | 3 | 50.0 | 16 | 28.6 | 18 | 39.1 | 150 | 30.9 |
| Father’s tertiary education | ||||||||||||||||||
| Yes | 17 | 77.3 | 11 | 73.3 | 195 | 81.6 | 11 | 68.8 | 27 | 79.4 | 1 | 33.3 | 27 | 69.2 | 27 | 64.3 | 316 | 77.1 |
| No | 5 | 22.7 | 4 | 26.7 | 44 | 18.4 | 5 | 31.2 | 7 | 20.6 | 2 | 66.7 | 12 | 30.8 | 15 | 35.7 | 94 | 22.9 |
| Completed other degree | ||||||||||||||||||
| Yes | 3 | 6.8 | 6 | 35.3 | 60 | 21.3 | 0 | 0.0 | 2 | 5.6 | 0 | 0.0 | 3 | 5.2 | 5 | 10.9 | 79 | 15.5 |
| No | 41 | 93.2 | 11 | 64.7 | 222 | 78.7 | 21 | 100.0 | 34 | 94.4 | 7 | 100.0 | 55 | 94.8 | 41 | 89.1 | 432 | 84.5 |
CA = clinical associate; DT = dentist; MD = medical doctor; NS = nurse; OH = oral hygienist; OT = occupational therapist; PH = pharmacist; PT = physiotherapist