| Characteristics | Group A (n = 50) | Group B (n = 50) | P value | ||
| No. | % | No. | % | ||
| Age in years |
| ||||
| 10 - 20 | 2 | 4 | 4 | 8 | 0.593 |
| 21 - 30 | 11 | 22 | 12 | 24 | |
| 31 - 40 | 7 | 14 | 9 | 18 | |
| 41 - 50 | 6 | 12 | 5 | 10 | |
| 51 - 60 | 15 | 30 | 13 | 26 | |
| 61 - 70 | 9 | 18 | 7 | 14 | |
| Mean ± SD | 45.24 ± 16.65 | 43.24 ± 17.76 | |||
| Sex |
| ||||
| Male | 22 | 44 | 24 | 48 | 0.688 |
| Female | 28 | 56 | 26 | 52 | |