Table 4 Correlates of surgery among cases with intussusception
| Â | Total | Surgery, n (%) | Pv |
|---|---|---|---|
Age | Â | Â | Â |
 < 1 year | 134 | 36 (26.9) | 0.11 |
 1-4 years | 56 | 9 (16.1) |  |
Sex | Â | Â | Â |
 Males | 119 | 33 (27.7) | 0.089 |
 Females | 71 | 12 (16.9) |  |
Ethnic group | Â | Â | Â |
 Arabs | 76 | 25 (32.9) | 0.015 |
 Jews | 114 | 20 (17.5) |  |
Socioeconomic rank of residence place | Â | Â | Â |
 Low | 66 | 21 (31.8) | 0.006 |
 Intermediate | 60 | 11 (18.3) |  |
 High | 28 | 2 (7.1) |  |
Hospital | Â | Â | Â |
 Hillel Yaffe Medical Center | 100 | 33 (33.0) | 0.001 |
 Carmel Medical Center | 90 | 12 (13.3) |  |
Breastfeeding | Â | Â | Â |
 Breastfed | 59 | 17 (28.8) | 0.26 |
 Not breasted | 131 | 28 (21.4) |  |
Blood in the stool | Â | Â | Â |
 No | 117 | 22 (18.8) | 0.045 |
 Yes | 73 | 23 (31.5) |  |
Vomiting | Â | Â | Â |
 No | 44 | 6 (13.6) | 0.074 |
 Yes | 146 | 39 (26.7) |  |
Diarrhea | Â | Â | Â |
 No | 154 | 41 (26.6) | 0.052 |
 Yes | 36 | 4 (11.1) |  |
Irritability | Â | Â | Â |
 No | 59 | 17 (28.8) | 0.26 |
 Yes | 131 | 28 (21.4) |  |