Table II.
Association between viral etiology and treatment with corticosteroids in both the ED and hospital among children hospitalized with bronchiolitis, stratified by age
| Age <6 mo (n = 1218) |
Age 6-11.9 mo (n = 402) |
Age 12+ mo (n = 246) |
|||||||
|---|---|---|---|---|---|---|---|---|---|
| RSV+∗ | RSV/rhinovirus | Rhinovirus+† | RSV+∗ | RSV/Rhinovirus | Rhinovirus+† | RSV+∗ | RSV/Rhinovirus | Rhinovirus† | |
| Unadjusted | 1.00 (Ref) | 2.15 (0.80-5.77) P = .13 |
6.59 (2.78-14.61) P < .001 |
1.00 (Ref) | 1.20 (0.56-2.57) P = .65 |
1.87 (1.02-3.43) P = .04 |
1.00 (Ref) | 0.82 (0.27-2.47) P = .72 |
2.15 (1.13-4.09) P = .02 |
| Adjusted for race | 1.00 (Ref) | 2.15 (0.80-5.79) P = .13 |
6.49 (2.73-15.43) P < .001 |
1.00 (Ref) | 1.20 (0.56-2.58) P = .64 |
1.88 (1.02-3.44) P = .04 |
1.00 (Ref) | 0.83 (0.27-2.55) P = .75 |
2.05 (1.07-3.93) P = .03 |
| Adjusted for race and history of wheezing | 1.00 (Ref) | 2.12 (0.79-5.70) P = .14 |
6.16 (2.57-14.77) P < .001 |
1.00 (Ref) | 1.11 (0.51-2.43) P = .79 |
1.71 (0.93-3.17) P = .09 |
1.00 (Ref) | 0.91 (0.29-2.83) P = .87 |
2.05 (1.05-3.99) P = .04 |
| Adjusted for race, history of wheezing, and history of eczema | 1.00 (Ref) | 2.15 (0.80-5.83) P = .13 |
6.07 (2.51-14.68) P < .001 |
1.00 (Ref) | 1.23 (0.56-2.71) P = .61 |
1.68 (0.89-3.15) P = .11 |
1.00 (Ref) | 0.93 (0.30-2.87) P = .90 |
2.13 (1.09-4.18) P = .03 |
Ref, reference.
∗
RSV+ includes RSV alone or coinfections with any other virus‡ except rhinovirus.
†
Rhinovirus+ includes rhinovirus alone or coinfections with any other virus‡ except RSV.
‡
Other viruses include: adenovirus, coronavirus 229E, coronavirus HKU1, coronavirus NL63, coronavirus OC43, enterovirus, influenza A, influenza B, human metapneumovirus, novel H1N1, parainfluenza type 1, parainfluenza type 2, parainfluenza type 3.