Table 2.
Risk ratios (95% confidence intervals) for the association between maternal traumatic life events and infant bronchiolitis
| Maternal lifetime traumatic events | Unadjusted RR | Adjusted RRa |
|---|---|---|
| 0–2 | 1.00 (Reference) | 1.00 (Reference) |
| 3 | 0.83 (0.52, 1.33) | 0.91 (0.57, 1.45) |
| 4–5 | 0.74 (0.49, 1.12) | 0.85 (0.57, 1.29) |
| 6+ | 1.00 (0.69, 1.44) | 1.11 (0.75, 1.64) |
a
Multivariable log-binomial regression analysis adjusted for maternal race, age, education, asthma, social support and smoking; infant sex, and birth weight. RR: risk ratio