Table 1. Incidence of snakebite and envenoming by province.
| Climatic Zone | Province | Bites | Envenomings | ||||
|---|---|---|---|---|---|---|---|
| Reported (sample) | Estimated number | Risk per 100000 (95% CI) | Reported (sample) | Estimated number | Risk per 100000 (95% CI) | ||
| Wet | Western | 61 | 18910 | 325 (217–432) | 12 | 3720 | 64(027–101) |
| Wet | Central | 45 | 7065 | 277(182–371) | 15 | 2355 | 92 (042–142) |
| Wet | Sabaragamuwa | 102 | 10506 | 548 (438–658) | 35 | 3605 | 188 (127–249) |
| Wet/Intermediate | Northwestern | 92 | 11776 | 499(392–605) | 34 | 4352 | 184(118–251) |
| Wet/Intermediate | Southern | 87 | 11310 | 461 (338–584) | 18 | 2340 | 95 (047–144) |
| Dry/Intermediate | Uva | 63 | 4095 | 328 (242–414) | 39 | 2535 | 203 (137–270) |
| Dry | Northern | 59 | 3422 | 324 (219–428) | 42 | 2436 | 230 (145–316) |
| Dry | Eastern | 67 | 5695 | 368 (227–509) | 44 | 3740 | 242 (119–365) |
| Dry | Northcentral | 119 | 7735 | 623 (487–760) | 84 | 5460 | 440 (325–555) |
| Total | 695 | 80514 | 398 (356–441) | 323 | 30543 | 151 (130–173) | |