Table 1.
Demographic information and clinical characteristics of the cases during an outbreak, C County, Shandong, August 2021
| Classification | Number of cases (N = 13) | Percentage (%) |
|---|---|---|
| Sex | ||
| Male | 12 | 92.3 |
| Female | 1 | 7.7 |
| Age | ||
| 25~ | 1 | 7.7 |
| 35~ | 3 | 23.1 |
| 45~ | 7 | 53.8 |
| 55~ | 1 | 7.7 |
| 65~ | 1 | 7.7 |
| Signs and symptoms | ||
| Skin reddening/erythema/papule | 13 | 100 |
| Skin vesicles/edema | 13 | 100 |
| Skin ulceration/eschar | 7 | 53.8 |
| Skin itching/pruritis | 4 | 30.8 |
| Fever | 2 | 15.4 |
| Skin vesicles/edema and Fever | 2 | 15.4 |
| Cough | 0 | 0 |
| Headache | 0 | 0 |
| Diarrhea | 0 | 0 |
| Anthrax carbuncle site | ||
| Upper limbs | 11 | 84.6 |
| Finger | 2 | 15.4 |
| Back of the hand | 1 | 7.7 |
| Lower limbs | 1 | 7.7 |
| Number of anthrax carbuncle | ||
| 4 | 1 | 7.7 |
| 3 | 3 | 23.1 |
| 2 | 2 | 15.4 |
| 1 | 7 | 53.8 |