Table 1 Characteristics of High School Students Who Had Sexual Intercourse, National YRBS 2005–2011
Characteristic | Students, % (95% CI) (n = 28177) |
|---|---|
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) |