| Variable | Frequency n = 27 (%) |
| Sex |
|
| Male | 12 (44.4) |
| Female | 15 (55.6) |
| Age group |
|
| 30 - 39 | 1 (3.7) |
| 40 - 49 | 6 (22.2) |
| 50 - 59 | 14 (51.9) |
| 60 - 69 | 5 (18.5) |
| 70 - 79 | 1 (3.7) |
| Mean ± SD (years) | 54.6 ± 8.6 |