TABLE 1.
Antigen and toxin(s) | Presence of diarrhea | No. of samples (%) with antigen status |
Unadjusted odds ratio |
Age-adjusted odds ratio |
|||
---|---|---|---|---|---|---|---|
Negative | Positive | Odds ratio (95% CI) | P value | Odds ratio (95% CI) | P value | ||
EtpA | |||||||
All | − | 110 (40.6) | 161 (59.4) | 2.10 (1.28, 3.45) | 0.003 | 1.98 (1.21, 3.29) | 0.007 |
+ | 27 (24.5) | 83 (75.5) | |||||
ST or ST/LT | − | 55 (34.4) | 105 (65.6) | 1.57 (0.89, 2.77) | 0.116 | 1.51 (0.86, 2.68) | 0.156 |
+ | 24 (25) | 72 (75) | |||||
LT only | − | 55 (49.5) | 56 (50.5) | 3.60 (0.95, 13.61) | 0.047 | 2.59 (0.78, 10.79) | 0.144 |
+ | 3 (21.4) | 11 (78.6) | |||||
EatA | |||||||
All | − | 152 (56.1) | 119 (43.9) | 3.11 (1.93, 5.01) | <0.001 | 2.91 (1.81, 4.75) | <0.001 |
+ | 32 (29.1) | 78 (70.9) | |||||
ST or ST/LT | − | 67 (41.9) | 93 (58.1) | 2.05 (1.18, 3.56) | 0.011 | 1.91 (1.1, 3.38) | 0.024 |
+ | 25 (26) | 71 (74) | |||||
LT only | − | 85 (76.6) | 26 (23.4) | 3.27 (1.05, 10.18) | 0.051 | 2.36 (0.74, 7.46) | 0.142 |
+ | 7 (50) | 7 (50) |
P values for unadjusted odds ratios were obtained from simple chi-square or Fisher’s exact tests, and P values for age-adjusted odds ratios were obtained from logistic regressions that included age as a covariate.