| |
American Indian
|
White
|
|---|
| |
(n= 235)
|
(n= 246)
|
|---|
| |
%
|
(95% CI)
|
%
|
(95% CI)
|
|---|
|
Infected by HPV types prevented by Gardasil vaccine
| | | | |
|
Type 6
|
1
|
(0-3)
|
1
|
(0-2)
|
|
Type 11
|
1
|
(1-3)
|
0
|
--
|
|
Type 16
|
5
|
(3-8)
|
6
|
(3-10)
|
|
Type 18
|
5
|
(3-10)
|
1
|
(1-3)
|
|
Hypothetical protection
a
by Gardasil against prevalent HPV infection
| | | | |
|
Not applicable (no infection)
|
58
|
(51-65)
|
77
|
(71-82)
|
|
No protection
|
32
|
(26-38)
|
15
|
(11-21)
|
|
Partial protection
|
5
|
(3-8)
|
2
|
(1-4)
|
|
Full protection
|
5
|
(3-10)
|
6
|
(3-10)
|
- Prevalence estimates are standardized by age and lifetime number of sexual partners.
-
a Presumed protection against infection, assuming a counterfactual scenario in which each woman had been vaccinated before HPV exposure.
