Cases consists of three groups and their duration after surgery
| Group | Case No. | Age | Sex | Duration after surgery |
|---|---|---|---|---|
| A | 1 | 23 | M | 2 weeks |
| 2 | 25 | M | 2 weeks | |
| 3 | 55 | F | 9 years | |
| B | 4 | 29 | M | 2 weeks |
| 5 | 30 | F | 3 weeks | |
| 6 | 42 | M | 3 weeks | |
| 7 | 29 | F | 3 weeks | |
| 8 | 12 | M | 3 months | |
| 9 | 44 | M | 1 year | |
| C | 10 | 22 | F | 3 weeks |
| 11 | 49 | M | 5 weeks | |
| 12 | 31 | M | 2 months | |
| 13 | 30 | F | 3 months | |
| 14 | 26 | F | 1 year |