Table 3.

Characteristics of adolescents aged 13 to 17 years not vaccinated against human papillomavirus (HPV) associated with 3 levels of vaccine hesitancy (Weighted total N=8253).

Characteristics	Somewhat hesitant (N=2354) Vs. Very hesitant (N=5182)	Unsure (N=717) Vs. Very hesitant (N=5182)
	aRRR(95%CI)a	aRRR (95% CI)a
Adolescent’s sex
Female	ref	ref
Male	1.3 (1.1-1.6)	0.8 (0.6-1.1)
Adolescent’s current age in years
13	ref	ref
14-15	1.1 (0.8-1.4)	1.0 (0.6-1.4)
16-17	1.1 (0.9-1.5)	0.9 (0.6-1.4)
Race/ethnicity of adolescent
Non-Hispanic White	ref	ref
Non-Hispanic Black	1.2 (0.9-1.6)	2.2 (1.4-3.6)
Hispanic	1.1 (0.8-1.5)	2.5 (1.7-3.7)
Non-Hispanic other and multiple races	1.2 (0.9-1.7)	2.7 (1.6-4.5)
Mother’s age
≤34	ref	ref
35-44	0.8 (0.6-1.3)	0.8 (0.5-1.4)
≥45	0.9 (0.6-1.4)	0.9 (0.5-1. 6)
Mother’s marital status
Married	ref	ref
Not married	1.1 (0.9-1.4)	1.3 (0.9-1.9)
Mother’s education
<12 y	ref	ref
⩾ 12y, non-college graduate	0.7 (0.5-1.1)	0.6 (0.3-1.0)
College graduate	0.8 (0.6-1.2)	0.7 (0.4-1.3)
Poverty status
Below poverty	(ref)	ref
Above poverty, ≤$75,000	1.0 (0.7-1.5)	0.6 (0.4-1.0)
Above poverty, >$75,000	0.9 (0.6-1.3)	0.4 (0.2-0.6)
Unknown poverty status	0.8 (0.5-1.3)	1.0 (0.6-1.8)
Received provider recommendation to get HPV vaccine
No	ref	ref
Yes	0.8 (0.6-0.9)	0.3 (0.2-04)
Don’t know	1.2 (0.8-1.9)	2.0 (1.1-3.6)
Having vaccinated against meningitis	1.2 (1.0-1.4)	1.0 (0.7-1.4)
Geographic region
Midwest	ref	ref
Northeast	1.3 (1.0-1.7)	1.5 (1.0-2.2)
South	1.3 (1.1-1.6)	1.2 (0.8-1.7)
West	1.2 (0.9-1.7)	1.1 (0.7-1.8)
Well-child checkup at 11-12 years old
No	ref (−)	ref
Yes	0.8 (0.5-1.2)	0.9 (0.5-1.6)
Unknown	0.8 (0.5-1.3)	1.0 (0.5-2.0)

^aaRRR= adjusted relative risk ratio