| Value | Category | Cases | |
|---|---|---|---|
| 1 | Right upper abdomen | 53 |
17%
|
| 2 | Left upper abdomen | 28 |
9%
|
| 3 | Lower abdomen | 106 |
34.1%
|
| 4 | All over abdomen | 70 |
22.5%
|
| 8 | Don't know | 54 |
17.4%
|
| 9 | 13 | ||
| Sysmiss | 3879 |