Table 1.
Demographic characteristics, disposition and presence of respiratory pathogens in children hospitalized for bronchiolitis by age group.
| Stratified by age groups | ||||
|---|---|---|---|---|
|
| ||||
| Characteristics | All (n = 2207) | 12–<24 months (n=311) | 6–<12 months (n=491) | <6 months (n=1405) |
| Age in months, median (IQR) | 4 (2–9) | 16 (14–18) | 8 (7–10) | 2 (1–4) |
|
| ||||
| Gender | ||||
| Male | 59% | 62% | 61% | 58% |
| Female | 41% | 38% | 39% | 42% |
|
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| Race & ethnicity | ||||
| White | 61% | 58% | 58% | 63% |
| Black | 24% | 24% | 31% | 22% |
| Other or missing | 14% | 18% | 11% | 14% |
| Hispanic | 36% | 43% | 35% | 35% |
|
| ||||
| Disposition | ||||
| ICU admission | 18% | 16% | 14% | 19% |
|
| ||||
| Presence of one or more respiratory pathogens | 93.7% | 92.6% | 94.1% | 93.8% |
| B. pertussis | 0.2% | 0% | 0% | 0.3% |
Abbreviations: IQR - interquartile range; ICU - intensive care unit; –
Nasopharyngeal aspirates were tested by polymerase chain reaction assays for RSV A and B, rhinovirus, influenza A and B, parainfluenza virus types 1, 2 and 3, enterovirus, human metapneumovirus A and B, coronavirus -OC43, -229E, -NL63 and -HKU1, adenoviruses, Mycoplasma pneumoniae and Bordetella pertussis.