Table 3.

Univariate and Multivariate Analysis for Prescribing Antibiotics.

	Odds Ratio (95% CI)	P	Adjusted Odds Ratio (95% CI)	P
Demographics and past medical history
Age <2 years	0.68 (0.41-1.12)	.153	1.40 (0.77-2.60)	.284
Preterm	0.59 (0.36-0.95)	.039	0.52 (0.30-0.92)	.024
History of sinus infection	2.36 (1.56-3.56)	<.001	1.54 (0.91-2.59)	.109
History of pneumonia	2.41 (1.60-3.64)	<.001	2.15 (1.28-3.59)	.004
Dysphagia	2.88 (1.36-6.06)	.007	2.41 (0.79-7.37)	.123
Signs, symptoms, and physical examination
Cough duration >7 days	3.84 (2.54-5.79)	<.001	4.10 (2.49-6.76)	<.001
Barking cough	0.41 (0.23-0.76)	.005	0.71 (0.33-1.51)	.371
Dry cough	0.53 (0.33-0.86)	.012	1.08 (0.57-2.05)	.808
Wet or productive cough	2.08 (1.44-3.00)	<.001	1.81 (1.07-3.04)	.026
Rhinorrhea	0.55 (0.37-0.82)	.004	0.76 (0.46-1.25)	.278

Abbreviation: CI, confidence interval.