Table 1.
Participant characteristics, N (%)* unless otherwise indicated
| Total (n=1154) | Boys (n=572) | Girls (n=582) | ||||
|---|---|---|---|---|---|---|
|
| ||||||
| N | % | N | % | N | % | |
| Sociodemographic | ||||||
| Age (yrs) | ||||||
| 12–13 | 279 | (24.2) | 126 | (22.0) | 153 | (26.3) |
| 14–15 | 716 | (62.0) | 356 | (52.2) | 360 | (61.9) |
| 16–17 | 159 | (15.8) | 90 | (15.7) | 69 | (11.9) |
| Country of birth | ||||||
| Mexico | 293 | (25.7) | 147 | (25.8) | 146 | (25.4) |
| United States | 851 | (74.3) | 422 | (74.2) | 429 | (74.6) |
| Acculturation, mean (SD) | 3.5 | (0.7) | 3.5 | (0.8) | 3.5 | (0.7) |
| Parent country of birth | ||||||
| Mexico | 949 | (83.8) | 463 | (83.0) | 486 | (85.0) |
| United States | 181 | (16.2) | 95 | (17.0) | 86 | (15.0) |
| Parent acculturation, mean (SD) | 2.1 | (0.9) | 2.1 | (0.9) | 2.0 | (0.9) |
| Parent education | ||||||
| Less than high school | 740 | (65.5) | 370 | (66.2) | 370 | (64.8) |
| High school graduate | 195 | (17.2) | 91 | (16.3) | 104 | (18.2) |
| More than high school | 195 | (17.3) | 98 | (17.5) | 97 | (17.0) |
| Adolescent BMI | ||||||
| Normal and underweight (BMI<85th percentile) | 546 | (48.2) | 258 | (45.7)a | 288 | (50.5) |
| Overweight (85th≤BMI<95th percentile) | 213 | (18.8) | 95 | (16.8) | 118 | (20.7) |
| Obese (BMI≥95th percentile) | 375 | (33.1) | 211 | (37.4) | 164 | (28.8) |
| School PE | ||||||
| 0 days | 202 | (17.5) | 98 | (17.1) | 104 | (17.9) |
| 1–4 days/week | 663 | (57.5) | 321 | (56.1) | 342 | (58.8) |
| 5 days/week | 289 | (25.0) | 153 | (26.8) | 136 | (23.4) |
| Weekday TV viewing >2 hrs | 752 | (73.3) | 355 | (70.9) | 397 | (75.6) |
*
Percentages based on the number of valid responses for each item.
a
p<0.01 for Pearson chi-square test comparing normal, overweight, and obese weight categories by gender