| Value |
Category |
| 1 |
right upper abdomen |
| 2 |
left upper abdomen |
| 3 |
lower abdomen |
| 4 |
all over abdomen |
| 8 |
don't know |
| 9 |
|
| 11 |
.Z |
Warning: these figures indicate the number of cases found in the data file. They cannot be interpreted as summary statistics of the population of interest.