Table 1.
Baseline and admission characteristics
| All subjects | CAP | PW | AE | |
|---|---|---|---|---|
| (n = 51) | (n = 19) | (n = 21) | (n = 11) | |
| Age (mean ± SD), years | 4.9±2.9 | 3.6±2.0 | 3.7±1.2 | 9.3±2.2 |
| Gender, Male % | 68.6 | 63.2 | 76.2 | 63.6 |
| Ethnicity, Caucasian % | 45.1 | 52.6 | 38.1 | 45.5 |
| Admission duration (mean ± SD), h | 62.2±47.0 | 63.6±27.3 | 48.7±21.6 | 85.3±84.6 |
| Admission HR (mean ± SD), bpm | 147.0±23.3 | 151.6±23.9 | 152.6±20.1 | 128.3±18.6 |
| Admission respiratory rate, mean breaths/min | 43.1±15.4 | 44.8±13.9 | 45.1±16.8 | 36.7±14.0 |
| Admission oxygen saturation (mean ± SD), O2% | 92.8±3.1 | 92.2±3.2 | 92.6±2.9 | 93.6±3.5 |
| Oxygen therapy, yes % | 86.3 | 94.7 | 90.5 | 63.6 |
| Smoking at home, yes % | 23.5 | 26.3 | 9.5 | 45.5 |
| Family history of respiratory problems, yes % | 62.7 | 52.6 | 61.9 | 81.8 |
| Day care attendance, yes % | 23.5 | 31.6 | 28.6 | 0 |
CAP, community-acquired pneumonia; PW, preschool wheezing; AE, asthma exacerbation; HR, heart rate; bpm, beats per minute; SD, standard deviation.