Table V.
Significant results for interaction terms that modified the relationship between nasal virus detection and asthma outcomes
| Outcome | Virus | Lag (d) | Effect modifier | Level | OR | 95% CI | P value (interaction) |
|---|---|---|---|---|---|---|---|
| Wheeze/chest tightness | hRV nasal | 0 | Low vitamin D | ≤50 | 1.78 | 0.89-3.58 | .039 |
| >50 | 4.93 | 2.50-9.71 | |||||
| Cough/phlegm | hRV nasal | 3-4 | ICS in previous 12 mo | High use | 1.29 | 0.70-2.39 | .023 |
| No or low use | 3.64 | 1.88-7.04 | |||||
| Cough/phlegm | hRV nasal | 6-8 | ICS in previous 12 mo | High use | 0.85 | 0.46-1.57 | .035 |
| No or low use | 2.18 | 1.16-4.12 | |||||
| Cough/phlegm | hRV nasal | 6-8 | HDM high reservoir | HDM atopy + high reservoir quartiles | 0.86 | 0.36-2.05 | .036 |
| HDM atopy + low reservoir quartiles | 2.97 | 1.36-6.46 |
OR, Odds ratio.
Values in boldface are P < .05.