|
Sex of the subject
| |
|
Male
|
52.1 (51.3–52.9)
|
|
Female
|
47.9 (47.1–48.7)
|
|
Grade of the subject
| |
|
9th grade
|
19.8 (18.9–20.6)
|
|
10th grade
|
23.7 (23.0–24.4)
|
|
11th grade
|
26.8 (26.1–27.5)
|
|
12th grade
|
29.7 (28.9–30.6)
|
|
Race and ethnicity
| |
|
White
|
55.6 (52.4–58.8)
|
|
Black or African American
|
18.7 (16.6–21.1)
|
|
Hispanic
|
18.7 (16.8–20.7)
|
|
Other
|
6.9 (5.9–8.1)
|
|
Ever been tested for HIV
| |
|
Yes
|
21.9 (21.0–22.8)
|
|
No, not sure
|
78.1 (77.2–79.0)
|
|
Use of condom at last sexual intercourse
| |
|
No
|
35.4 (34.3–36.4)
|
|
Yes
|
64.6 (63.6–65.7)
|
|
4 or more sexual partners in life
| |
|
Yes
|
31.1 (30.1–32.0)
|
|
No
|
68.9 (68.0–69.9)
|
|
First sexual intercourse before 13
| |
|
Yes
|
13.5 (12.8–14.2)
|
|
No
|
86.5 (85.8–87.2)
|
|
Ever forced to have sexual intercourse
| |
|
Yes
|
14.1 (13.4–14.8)
|
|
No
|
85.9 (85.2–86.6)
|
|
Lifetime illegal injection drug use
| |
|
Yes
|
3.5 (3.2–3.9)
|
|
No
|
96.5 (96.1–96.8)
|
