Table 1.
Demographic Characteristics of Adolescents (9th to 12th graders) by Gender
| Total N = 890 | Femalea n = 429 | Maleb n = 461 | P valuec | |
|---|---|---|---|---|
| Age, y, mean (±SD) | 16.4 (1.1) | 16.4 (1.1) | 16.4 (1.2) | .881 |
| Race/ethnicity, n (%)d | .347 | |||
| White | 188 (21.1) | 100 (23.4) | 88 (19.2) | |
| Black | 186 (21.0) | 88 (20.6) | 98 (21.3) | |
| Hispanic | 459 (51.8) | 211 (49.4) | 248 (54.0) | |
| Asian and others | 53 (6.0) | 28 (6.6) | 25 (5.4) | |
| Grade level, n (%)e | .047* | |||
| 9th grade | 172 (19.4) | 71 (16.5) | 101 (22.1) | |
| 10th grade | 220 (24.8) | 99 (23.1) | 121 (26.4) | |
| 11th grade | 282 (31.8) | 151 (35.2) | 131 (28.6) | |
| 12th grade | 213 (24.0) | 108 (25.2) | 105 (22.9) | |
| Parental education level, no. (%) | .105 | |||
| Did not complete high school | 440 (49.4) | 200 (46.6) | 240 (52.1) | |
| Completed high school | 450 (50.6) | 229 (53.4) | 221 (47.9) | |
| Live with, no. (%)f | .004* | |||
| Both parents | 441 (49.8) | 194 (45.5) | 247 (53.8) | |
| Mother | 289 (32.7) | 164 (38.5) | 125 (27.2) | |
| Father | 55 (6.2) | 26 (6.1) | 29 (6.3) | |
| Grandparents and others | 100 (11.3) | 42 (9.9) | 58 (12.6) |
Abbreviation: HS, high school.
a
Numbers do not total 429 due to missing data.
b
Numbers do not total 461 due to missing data.
c
Chi-square test was used to compare proportions of given variables between female and male adolescents; Student's t-test was used for comparison of mean age.
d
2 females and 2 males did not identify their race/ethnicity.
e
3 males did not indicate their grade level.
f
3 females and 2 males did not answer the question.
*
P <.05 considered statistically significant.