Table 1.
Characteristics of the control and the study group.
| Study group | Control group | p | |
|---|---|---|---|
| Number of patients | 107 | 234 | |
| Age (mean ±SD) | 11.77±3.49 | 12.43±3.32 | 0.1352 |
| Abdominal pain only | 100% | 100% | |
| Nodularity (positive) | 98/107 | 21/234 |
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