TABLE 3.
Multivariable Model of Factors Associated With Inpatient Apnea Among Children Admitted to the Hospital With Bronchiolitis
| Characteristics | OR | 95% CI | P |
|---|---|---|---|
| Age, corrected for gestational age <37 wk | |||
| <2.0 wk | 9.67 | 4.11–22.75 | <.001 |
| 2.0–7.9 wk | 4.72 | 2.30–9.68 | <.001 |
| 2.0–5.9 mo | 1.47 | 0.68–3.19 | .33 |
| ≥6.0 mo | 1.00 | Reference | |
| Gender | |||
| Male | 1.00 | Reference | |
| Female | 1.12 | 0.78–1.61 | .53 |
| Race | |||
| White | 1.00 | Reference | |
| Nonwhite or missing | 1.28 | 0.70–2.36 | .42 |
| Birth wt | |||
| <2.3 kg (5 lb) | 2.15 | 1.18–3.92 | .01 |
| 2.3–3.1 kg (5–6.9 lb) | 1.54 | 0.94–2.53 | .09 |
| ≥3.2 kg (7 lb) | 1.00 | Reference | |
| Reported apnea | 3.63 | 2.55–5.16 | <.001 |
| Respiratory rate at preadmission visit | |||
| <30 | 4.05 | 2.00–8.20 | <.001 |
| 30–39 | 2.35 | 1.52–3.64 | <.001 |
| 40–49 | 1.00 | Reference | |
| 50–59 | 1.29 | 0.66–2.51 | .46 |
| 60–69 | 1.06 | 0.62–1.81 | .84 |
| ≥70 | 2.26 | 1.03–4.95 | .04 |
| Lowest documented oxygen saturation over entire preadmission visit <90% | 1.60 | 1.03–2.46 | .04 |