TABLE 1

Characteristics of the Sample

n (weighted %)
Total678
Age
 0–90 d157 (23.9)
 91–365 d375 (54.7)
 1–2 y146 (21.5)
Race/ethnicity
 White, non-Hispanic297 (43.0)
 African American, non-Hispanic180 (26.2)
 Hispanic169 (26.4)
 Other32 (4.5)
Gender
 Male394 (59.0)
 Female284 (41.0)
Admission status
 Admitted111 (13.0)
 Discharged from hospital567 (87.0)
Region
 Northeast114 (12.2)
 South252 (43.6)
 Midwest167 (23.7)
 West145 (20.6)
Teaching status
 Teaching ED179 (16.6)
 Nonteaching ED499 (83.4)
Hospital ownership
 Not for profit506 (73.6)
 Government90 (11.5)
 Proprietary82 (14.9)
ED type
 Children’s facility169 (23.7)
 General ED509 (76.3)
Diagnosis
 Primary bronchiolitis515 (76.0)
 Without asthma644 (95.2)
 Without bacterial infection561 (81.1)