Table 2 Comparison between urban and rural children as regarding history data
| Â | Group | p | |
|---|---|---|---|
Urban | Rural | Â | |
Visits to the field | Â | Â | Â |
 No | 45 (100.0%) | 16 (35.6%) | < 0.001 |
 Yes | 0 (0.0%) | 29 (64.4%) |  |
Eating vegetables without washing | Â | Â | Â |
 No | 41 (91.1%) | 19 (42.2%) | < 0.001 |
 Yes | 4 (8.9%) | 26 (57.8%) |  |
Insecticides at home | Â | Â | Â |
 No | 38 (84.4%) | 25 (55.6%) | 0.003 |
 Yes | 7 (15.6%) | 20 (44.4%) |  |
Previous OP toxicity of the patients | Â | Â | Â |
 No | 45 (100.0%) | 38 (84.4%) | 0.006 |
 Yes | 0 (0.0%) | 7 (15.6%) |  |
FH of OPP | Â | Â | Â |
 No | 45 (100.0%) | 31 (68.9%) | < 0.001 |
 Yes | 0 (0.0%) | 14 (31.1%) |  |