Table 2.
Rates of at Least One Infectious Disease Symptom for Each Household-Month by Group
| Symptom | Rate | Unadjusted Relative Risk (95% CI) | P Value | Adjusted Relative Risk (95% CI)* | P Value | |
|---|---|---|---|---|---|---|
| Antibacterial Group | Nonantibacterial Group | |||||
| % (n/n) | ||||||
| Vomiting | 2.2 (31/1396) | 3.0 (30/1341) | 0.75 (0.47-1.19) | >0.2 | 0.77 (0.47-1.27) | >0.2 |
| Diarrhea | 2.4 (33/1396) | 2.9 (36/1341) | 0.88 (0.55-1.41) | >0.2 | 0.90 (0.54-1.50) | >0.2 |
| Fever | 10.2 (142/1396) | 11.9 (159/1341) | 0.87 (0.70-1.08) | >0.2 | 0.84 (0.63-1.12) | >0.2 |
| Sore throat | 10.0 (140/1396) | 10.3 (138/1341) | 0.98 (0.78-1.22) | >0.2 | 0.95 (0.71-1.26) | >0.2 |
| Runny nose | 26.8 (374/1395) | 25.6 (343/1341) | 1.04 (0.91-1.18) | >0.2 | 1.03 (0.81-1.32) | >0.2 |
| Cough | 23.2 (324/1396) | 23.6 (316/1341) | 0.99 (0.86-1.14) | >0.2 | 0.97 (0.79-1.18) | >0.2 |
| Skin/conjunctivitis | 0.01 (7/1396) | 0.01 (14/1341) | 0.48 (0.20-1.19) | 0.11 | 0.46 (0.18-1.21) | 0.11 |
*
Generalized estimating equations for logistic regression analysis, adjusted for number of children younger than 6 years of age, number of people who rated health as poor or fair or who had chronic conditions, size of the household, and number of people spending 40 or more hours outside of the household per week.