Table 3.
Details of Asthma Exacerbations in Relation to Rhinovirus Infection
| Rhinovirus | No Rhinovirus | P Valuea | |
|---|---|---|---|
| Age, y | 7.3 (3.8) | 7.7 (4.1) | .462 |
| Duration of hospitalization, d | 3.4 (1.4) | 3.7 (2.0) | .349 |
| Duration of fever, d | 0.40 (0.63) | 0.53 (0.93) | .248 |
| Maximum temperature, °C | 38.5 (0.6) | 38.7 (0.7) | .266 |
| Vital signs | |||
| Minimum Sao2, % | 93.8 (2.8) | 94.3 (2.3) | .333 |
| Maximum pulse rate, per min | 139 (20) | 135 (22) | .181 |
| Maximum respiratory rate, per min | 34 (9) | 34 (9) | .645 |
| Systolic blood pressure, mm Hg | 108 (15) | 110 (15) | .426 |
| Diastolic blood pressure, mm Hg | 70 (11) | 69 (10) | .486 |
| Laboratory results | |||
| FeNO, ppb | 31.7 (20.3) | 62.4 (44.8) | .018 |
| FEV1, % predicted | 68.1 (28.1) | 74.3 (20.4) | .569 |
| FVC, % predicted | 70.7 (27.1) | 84.0 (33.4) | .251 |
| FEV1 to FVC ratio | 0.82 (0.11) | 0.81 (0.27) | .800 |
| PEF, L/min | 156 (57) | 201 (81) | .104 |
Results expressed in mean (SD). See Table 1 for expansion of abbreviations.
a
Analyzed by Student t test.