Table 5 Number of outbreaks, cases and deaths by different ways of poisoning, Guangxi, South China, 2010–2016
Contributing factors | No.(%) of outbreaks (n = 98) | No.(%) of cases (n = 2446) | No.(%) of deaths (n = 35) | Case fatality rate (%) |
|---|---|---|---|---|
Material contamination and deterioration | 14 (10.14) | 317 (9.47) | 6 (13.04) | 1.89 |
Equipment contamination | 2 (1.45) | 99 (2.96) | 0 (0.00) | 0.00 |
Handlers contaminating | 2 (1.45) | 118 (3.52) | 0 (0.00) | 0.00 |
Improper cooking | 27 (19.57) | 849 (25.36) | 2 (4.35) | 0.24 |
Cross contamination | 20 (14.49) | 747 (22.31) | 0 (0.00) | 0.00 |
Long preparation time | 9 (6.52) | 232 (6.93) | 1 (2.17) | 0.43 |
Ingesting poisonous food by mistake | 45 (32.61) | 573 (17.11) | 35 (76.09) | 6.11 |
Deliberate poisoning | 1 (0.72) | 2 (0.06) | 1 (2.17) | 50.00 |
Others a | 18 (13.04) | 411 (13.04) | 1 (2.17) | 0.24 |