| Co-morbidity | N | % |
| Nil | 43 | 74.1 |
| Diabetes mellitus | 2 | 3.5 |
| Hypertension | 2 | 3.5 |
| Osteoporosis | 8 | 13.8 |
| Villi-nodular Synovitis of the elbow | 1 | 1.7 |
| HIV | 1 | 1.7 |
| Psychiatric patient | 1 | 1.7 |
| Total | 58 | 100 |