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| Demographic | Control | POAG | ||
|---|---|---|---|---|
| Age at recruitment |
70.5 ± 8.7 |
|
59.6 ± 12.7 |
|
|
Sex | ||||
| Male |
57 |
44% |
55 |
49% |
| Female |
74 |
56% |
58 |
51% |
|
Tribal affiliation | ||||
| IsiXhosa |
40 |
31% |
23 |
20% |
| IsiZulu |
37 |
28% |
41 |
36% |
| Setswana |
19 |
15% |
15 |
13% |
| Sesotho |
13 |
10% |
12 |
11% |
| Sepedi |
6 |
5% |
14 |
12% |
| Xitsonga |
6 |
5% |
3 |
3% |
| Tshivenda |
3 |
2% |
3 |
3% |
| Siswati |
3 |
2% |
1 |
1% |
| Isindebele |
2 |
2% |
0 |
0% |
| Other | 2 | 2% | 1 | 1% |
