. 2015 Nov;136(5):850–859. doi: 10.1542/peds.2015-1563

TABLE 3.

Predictors of 3-Dose HPV Vaccine Coverage at 12 Months After Randomization Among Parent-Adolescent Patient Dyads Who Consented for Additional Contact: Univariate, Multivariate, and Interaction Logistic Regression Models (n = 337)

	Univariate Models	Multivariate Model
	OR (95% CI)	AOR (95% CI)
Study group
Active comparison	Reference	Reference
Intervention	2.17 (1.28–3.70) ^a	1.99 (1.16–3.45) ^b
Race/Ethnicity
Hispanic	Reference	Reference
Non-Hispanic black	1.07 (0.59, 1.94)	0.84 (0.39–1.77)
Non-Hispanic white	2.78 (0.60–12.83)	3.41 (0.62–18.88)
Age group at randomization
11–12 y	Reference	Reference
13–18 y	0.46 (0.26–0.80) ^a	0.56 (0.31–1.00) ^b
Clinic, first appointment
Clinic 1	Reference	Reference
Clinic 2	0.91 (0.45–1.86)	0.87 (0.39–1.97)
Clinic 3	0.86 (0.47–1.58)	0.76 (0.36–1.61)
Clinic 4	0.20 (0.06–0.69) ^b	0.21 (0.06–0.80) ^b

P < .01.

P < .05.