TABLE 1.
Characterization of the EPEC-positive population of children with and without diarrhea (cases and controls) from the Brazilian semiarid region regarding sex, age, and family monthly income
| Characteristic | No. (%) of subjects |
P valuea | OR (95% CI)b | ||
|---|---|---|---|---|---|
| Total (n = 337) | Case (n = 174) |
Control (n= 163) |
|||
| Sex | |||||
| Male | 170 (50.4) | 94 (54.1) | 76 (46.6) | 0.1916 | 1.34 (0.87–2.06) |
| Female | 167 (49.5) | 80 (45.9) | 87 (53.3) | ||
| Age (mo) | |||||
| 2–12 | 97 (28.7) | 62 (35.6) | 35 (21.4) | 0.0055 | 2.02 (1.24–3.29) |
| 12.1–24 | 126 (37.3) | 63 (36.2) | 63 (38.6) | 0.6540 | 0.90 (0.57–1.40) |
| 24.1–36 | 114 (33.8) | 49 (28.1) | 65 (39.8) | 0.0285 | 0.59 (0.37–0.93) |
| Family monthly income (times minimum wagec ) | |||||
| >0.5 and ≤2 | 287 (85.1) | 148 (85.1) | 139 (85.2) | 1.0000 | 0.98 (0.53–1.79) |
| >2 and ≤5 | 48 (14.2) | 25 (14.3) | 23 (14.1) | 1.0000 | 1.02 (0.55–1.88) |
| No answer | 2 (0.59) | 1 (0.57) | 1 (0.61) | ||
a
P values were obtained from Fisher’s exact tests (a P value of <0.05 was significant). Values with statistical significance are highlighted in bold.
b
CI, confidence interval; OR, odds ratio.
c
Minimum wage corresponds to the minimum wage in Brazil.