Table 2.
Risk-factor analysis of a cutaneous anthrax outbreak associated with an imported sick cow in Jiangsu Province, eastern China, July–August 2012
| Exposed | Non-exposed | ||||
|---|---|---|---|---|---|
| Type of exposure | Case | Control | Case | Control | RR (95% CI) |
| Slaughtering | 7 | 3 | 1 | 6 | 4·9 (0·76–31) |
| Deboning | 5 | 2 | 3 | 7 | 2·4 (0·83–6·8) |
| Bloodletting, peeling, eviscerating, or washing | 2 | 1 | 6 | 8 | 1·6 (0·57–4·2) |
| Eating meat | 1 | 1 | 7 | 8 | 1·1 (0·24–4·7) |
| Contact with | |||||
| Blood | 2 | 0 | 6 | 9 | 2·5 (1·3–4·6) |
| Organs | 4 | 1 | 4 | 8 | 2·4 (0·96–6·0) |
| Skin | 3 | 1 | 5 | 8 | 2·0 (0·80–4·8) |
| Meat | 6 | 5 | 2 | 4 | 1·6 (0·47–5·7) |
| Skin cut, lesion or bite by mosquitos before exposure | 3 | 0 | 5 | 9 | 2·8 (1·4–5·7) |
RR, Relative risk; CI, confidence interval.