Table 4.

Correlation between atopic risk factor and components of the bronchiolitis severity score (N=600).

	Scores
Atopic risk factors	Respiratory rate		Retractions		Oxygen saturation		Auscultation		Total
	Median	Range	Median	Range	Median	Range	Median	Range	Median	Range
Previous episode of bronchiolitis	1	1–3	NS		NS		2	0–3	3	1–9
p-value	0.048						0.021		0.026
PICU admission	1	1–3	NS		NS		2	0–3	4	1–9
p-value	0.024						0.048		0.002
PMH asthma	1	1–3	NS		NS		NS		4	1–9
p-value	0.005								0.028
PMH atopic dermatitis	NS		NS		NS		2	0–3	NS
p-value							0.048
Dog exposure	1	1–3	0	0–3	NS		2	0–3	3	1–9
p-value	0.026		0.014				0.046		0.008
Roach exposure	NS		NS		NS		2	0–3	NS
p-value							0.030
Overcrowding	1	1–3	NS		NS		NS		NS
p-value	0.011
At least 1 family member not born in PR	NS		NS		NS		2	0–3	3	1–9
p-value							0.023		0.035
Married/cohabitating	NS		NS		NS		2	0–3	3	1–10
p-value							0.028		0.028

PICU=Pediatric Intensive Care Unit; PMH=Past medical history; PR=Puerto Rico.

^*P-values were computed using Mann-Whitney test. NS- Not significant at the 0.05 level.