Table 3.
Analysis II. Prevalence, Unadjusted and Adjusted Odds Ratios of Obesity Among 12 to 17-Year-Olds
| N | Prevalence of Obesity % (SE) |
Odds of Obesity | ||
|---|---|---|---|---|
| Unadjusted OR (95% CI) |
Adjusted OR (95% CI)*(N = 28,485)† |
|||
| Overall | 29,005 | 13.5 (0.6) | — | — |
| Age | ||||
| 12 years | 4,155 | 18.2‡ (1.7) | 1.7 (1.2 to 2.5) | 1.8 (1.3 to 2.5) |
| 13 years | 4,357 | 14.6‡,§ (1.3) | 1.3 (1.0 to 1.8) | 1.3 (1.0 to 1.9) |
| 14 years | 4,754 | 11.6§ (1.0) | 1.0 (0.7 to 1.4) | 1.0 (0.7 to 1.4) |
| 15 years | 4,788 | 11.8§ (0.9) | 1.0 (0.8 to 1.4) | 1.0 (0.8 to 1.4) |
| 16 years | 5,352 | 13.6‡,§ (1.7) | 1.2 (0.8 to 1.8) | 1.0 (0.7 to 1.5) |
| 17 years | 5,599 | 11.4§ (1.3) | Referent | Referent |
| Sex | ||||
| Female | 15,404 | 10.0 (0.7) | Referent | Referent |
| Male | 13,601 | 16.7 (0.9) | 1.8 (1.5 to 2.2) | 1.8 (1.5 to 2.2) |
| Race/ethnicity | ||||
| White, non-Hispanic | 22,796 | 10.7 (0.5) | Referent | Referent |
| Black, non-Hispanic | 3,176 | 18.3‡ (1.3) | 1.9 (1.5 to 2.3) | 1.4 (1.1 to 1.7) |
| Hispanic | 3,033 | 19.3‡ (2.1) | 2.0 (1.5 to 2.7) | 1.6 (1.2 to 2.2) |
| Federal poverty level status | ||||
| ≥400% FPL | 11,963 | 9.0§ (1.0) | Referent | Referent |
| 200% to 399% FPL | 10,038 | 11.9§ (0.9) | 1.4 (1.02 to 1.9) | 1.2 (0.9 to 1.7) |
| 100% to 199% FPL | 4,405 | 18.1‡ (1.5) | 2.3 (1.7 to 3.1) | 1.9 (1.4 to 2.6) |
| <100% FPL | 2,599 | 20.8‡ (1.8) | 2.7 (1.9 to 3.7) | 2.4 (1.8 to 3.2) |
| Days of physical activity participation | ||||
| 7 | 6,315 | 11.3‡ (1.1) | Referent | Referent |
| 4 to 6 | 11,008 | 12.8‡ (0.9) | 1.2 (0.9 to 1.5) | 1.4 (1.02 to 1.9) |
| 1 to 3 | 8,076 | 15.1‡ (1.2) | 1.4 (1.1 to 1.9) | 1.6 (1.3 to 2.1) |
| Never | 3,328 | 14.7‡ (1.3) | 1.4 (1.02 to 1.8) | 1.6 (1.2 to 2.1) |
| Number of nights with enough sleep | ||||
| 7 | 14,769 | 13.2‡ (0.7) | Referent | Referent |
| 4 to 6 | 10,386 | 13.3‡ (1.0) | 1.0 (0.8 to 1.2) | 1.1 (0.9 to 1.4) |
| 1 to 3 | 2,523 | 15.6‡ (2.7) | 1.2 (0.8 to 1.9) | 1.2 (0.8 to 1.7) |
| Never | 1,021 | 16.2‡ (2.2) | 1.3 (0.9 to 1.8) | 1.5 (1.01 to 2.1) |
| TV/Videos/Video game time by tv in bedroom (BDRM)§ | ||||
| ≤2 hours/No TV BDRM | 11,351 | 7.6 (0.6) | Referent | Referent |
| >2 hours/No TV BDRM | 2,098 | 14.2‡ (1.6) | 2.0 (1.5 to 2.7) | 1.7 (1.2 to 2.4) |
| ≤2 hours/TV BDRM | 11,253 | 15.2‡ (1.1) | 2.2 (1.7 to 2.7) | 1.9 (1.6 to 2.4) |
| >2 hours/TV BDRM | 4,302 | 20.9 (1.6) | 3.2 (2.5 to 4.1) | 2.5 (1.9 to 3.2) |
*
Adjusted for covariates in the table.
†
N reported here lower than total N due to missing data.
‡,§
Values for groups sharing a common superscript are not statistically different from each other at p < 0.01.
‖
TV/videos/video game time × TV in bedroom interaction term significant.