Table 2 Epidemiologic characterization of the cohorts
Characteristics | Exposed (N = 33) | Non-exposed (N = 33) | Significance |
|---|---|---|---|
Ages (mean ± SD) | 46,18 ± 14.59 | 46,18 ± 14.68 | 1,000 |
Time of exposure in months (mean ± SD) | 234,33 ± 141,38 (median = 212,00) | ||
Smokers | 5 (15,2 %) | 7 (21,2 %) | 0,687 (e) |
Alcohol intake | 32 (97,0 %) | 28 (84,8 %) | 0,219 (e) |