Table 1.
Demographic, clinical and epidemiological data of 191 CBM cases from Maranhão state, Brazil.
| Variables | N (%) |
|---|---|
| Male/Female | 168 (88%)/23 (12%) |
| Age strata (years) at diagnosis | |
| 10–19 | 1 |
| 20–29 | 6 |
| 30–39 | 13 |
| 40–49 | 28 |
| 50–59 | 70 |
| 60–69 | 48 |
| 70–79 | 22 |
| >80 | 3 |
| Mesoregions in Maranhão | |
| North | 150 (78.5%) |
| West | 19 (10%) |
| East | 10 (5.2%) |
| Central | 12 (6.3%) |
| Environmental exposition | |
| Living in rural areas | 181 (94.7%) |
| Farmers | 164 (85.8%) |
| Trauma | 179 (93.7%) |
| Mean time in years of evolution of the disease until diagnosis of CBM | 9.4 (3m-30y) |
| Patterns of dermatological lesion | |
| Verrucous | 105/191 (55%) |
| Plaque | 92/191 (48.2%) |
| Nodular | 45/191 (23.6%) |
| Tumorous | 5/191 (2.6%) |
| Cicatricial | 19/191 (10%) |
| Ulcer | 20 (10.5%) |
| Mixed form | 128/191 (67%) |