TABLE 2.
Preadmission Clinical Presentation of Children With Bronchiolitis by Inpatient Apnea Status
| Clinical Characteristics | n | No Apnea (n = 2048), % | Apnea (n = 108), % | P |
|---|---|---|---|---|
| Apnea (preadmission chart review) | 152 | 5 | 41 | <.001 |
| Respiratory rate, median (IQR) | 2135 | 48 (40–60) | 44 (36–60) | .07 |
| Respiratory rate | .01 | |||
| <30 | 121 | 5 | 12 | |
| 30–39 | 389 | 18 | 23 | |
| 40–49 | 655 | 31 | 22 | |
| 50–59 | 358 | 17 | 15 | |
| 60–69 | 394 | 19 | 14 | |
| ≥70 | 218 | 10 | 13 | |
| Retractions | .001 | |||
| None | 472 | 21 | 33 | |
| Mild | 901 | 42 | 29 | |
| Moderate/severe | 633 | 30 | 26 | |
| Missing | 150 | 7 | 12 | |
| Oxygenation | ||||
| Initial oxygen saturation, median (IQR) | 2109 | 96 (93–98) | 97 (92–99) | 1.00 |
| Initial oxygen saturation <90% | 247 | 11 | 20 | .004 |
| Lowest documented oxygen saturation, median (IQR) | 2119 | 93 (89–96) | 92 (85–96) | .03 |
| Lowest documented oxygen saturation <90% | 612 | 28 | 41 | .01 |
| Oral intake | .004 | |||
| Adequate | 928 | 44 | 28 | |
| Inadequate | 923 | 42 | 56 | |
| Missing | 305 | 14 | 17 | |
| IV line placed | 1218 | 56 | 73 | .001 |
| Any laboratory tests | 1887 | 88 | 94 | .08 |
IV, intravenous.