TABLE 4.

Multivariable ordered logistic regression examining the association between intentions to obtain the HPV vaccination and behavioral, demographic and health care experience determinants among individuals aged 18–26 and 27–45 years

	18–26 cohort (N = 863)			27–45 cohort (N = 983)
Variable	OR (95% CI)	p	Overall p	OR (95% CI)	p	Overall p
HPV vaccine knowledge	0.93 (0.89–0.98)	.003	.003	0.89 (0.85–0.93)	<.001	<.001
Perceived risk	1.74 (1.56–1.94)	<.001	<.001	1.40 (1.27–1.55)	<.001	<.001
Perceived barriers	-			1.19 (1.04–1.36)	.011	.011
Perceived self-efficacy	-			1.48 (1.23–1.78)	<.001	<.001
HPV vaccine attitudes	2.45 (1.91–3.15)	<.001	<.001	2.19 (1.72–2.78)	<.001	<.001
Descriptive norms	1.01 (1.00–1.01)	.050	.050	1.02 (1.01–1.03)	<.001	<.001
Provider recommendation			<.001			<.001
No	Ref			Ref
Yes	1.97 (1.38–2.83)	<.001		1.82 (1.31–2.52)	<.001
Don’t know/can’t remember	1.38 (1.03– 1.84)	.029		1.60 (1.17–2.18)	.003
Race			.014
White	Ref			-
Black/African American	1.66 (1.16–2.36)	.005		-
Other a	0.97 (0.73–1.30)	0.859		-
Educational attainment						.010
High school or less	-			Ref
Some college/associate’s degree	-			0.87 (0.61–1.23)	.418
Bachelor’s degree	-			1.10 (0.79–1.55)	.570
Graduate school	-			1.54 (1.06–2.23)	.024
Receipt of flu shot in past 12 months			<.001	-
Yes	1.68 (1.30–2.17)	<.001		-
No	Ref
Difficulty understanding health information			.008
Not very easy b	Ref			-
Very easy	1.54 (1.17–2.02)	.002		-
Other c	0.94 (0.59–1.51)	.801		-
Ever had a Pap test						<.001
No	-			Ref
Yes	-			0.56 (0.38–0.80)	.002
Don’t know/Not sure	-			0.79 (0.34–1.84)	.576
Not applicable d	-			1.08 (0.75–1.54)	.687
Has heard of HPV from information sources						.003
No	-			Ref
Yes	-			1.50 (1.16–1.96)	.003

Abbreviations: HPV, human papillomavirus; Pap, Papanicolaou.

^aIncludes American Indian or Alaska Native, Asian Indian, Chinese, Filipino, Japanese, Korean, Vietnamese, other Asian, Native Hawaiian, Guamanian or Chamorro, Samoan, other Pacific Islander, and none of these.

^bIncludes somewhat easy, somewhat difficult, and very difficult.

^cIncludes I don’t look for health information, I don’t know/not sure, I prefer not to answer.

^dIncludes male sex at birth.