From: Factors associated with chemical burns in Zhejiang province, China: An epidemiological study
Variable a | All (N = 492) | Group 1b (N = 263) | Group 2 b (N = 229) | P-value |
---|---|---|---|---|
Cause of chemical burns | Â | Â | Â | < 0.001* |
   Facility problem | 88(17.89%) | 74(28.14%) | 14(6.11%) |  |
   Inappropriate operation/handling | 351(71.34%) | 161(61.22%) | 190(82.97%) |  |
   Other | 53(10.77%) | 28(10.64%) | 25(10.92%) |  |
First aid treatment | Â | Â | Â | < 0.001* |
   Without any treatment | 241(48.98%) | 13(4.94%) | 228(99.56%) |  |
   Flush with running water | 231(46.95%) | 230(87.45%) | 1(0.44%) |  |
   Using counteractive agent | 17(3.46%) | 17(6.47%) | 0(0%) |  |
   Other | 3(0.61%) | 3(1.14%) | 0(0%) |  |
Total body surface area burned (%) | 4(1.5,8) | 5(3,10) | 2(1,7) | < 0.001* |
Inhalation | Â | Â | Â | 0.007* |
   No | 450(91.65%) | 230(87.78%) | 220(96.07%) |  |
   Slight | 22(4.48%) | 18(6.87%) | 4(1.75%) |  |
   Moderate | 14(2.85%) | 10(3.82%) | 4(1.75%) |  |
   Severe | 5(1.02%) | 4(1.53%) | 1(0.43%) |  |
Chemical poisoning | Â | Â | Â | 0.032* |
   No | 482(97.97%) | 254(96.58%) | 228(99.56%) |  |
   Slight | 4(0.81%) | 4(1.52%) | 0(0%) |  |
   Moderate | 4(0.81%) | 4(1.52%) | 0(0%) |  |
   Severe | 2(0.41%) | 1(0.38%) | 1(0.44%) |  |
Pre-job training†|  |  |  | < 0.001* |
   Yes | 137(31.64%) | 115(49.78%) | 22(10.89%) |  |
   No | 296(68.36%) | 116(50.22%) | 180(89.11%) |  |
Prognoses | Â | Â | Â | 0.078 |
   Cured | 401(81.51%) | 207(78.71%) | 194(84.72%) |  |
   Improvement | 84(17.07%) | 54(20.53%) | 30(13.10%) |  |
   Hospital transfer | 3(0.61%) | 1(0.38%) | 2(0.87%) |  |
   Discharged against advice | 1(0.20%) | 0(0%) | 1(0.44%) |  |
   Death | 3(0.61%) | 1(0.38%) | 2(0.87%) |  |