Table 1.
Adjusted prevalence and relative risk of engaging in eating disorders for overweight as compared to non-overweight adolescent boys by ethnicity/race.
| Dieting (n=1,079)
|
Unhealthy Weight-control Behaviors (n=1,075)
|
Overeating (n=1,069)
|
||||
|---|---|---|---|---|---|---|
| % (SE)
|
RR (95% CI)
|
% (SE)
|
RR (95% CI)
|
% (SE)
|
RR (95% CI)
|
|
| White | ||||||
| Total (n=273) | 24.2 (2.4) | 33.1 (2.3) | 8.7 (2.3) | |||
| Non-overweight (n=191) | 12.0 (1.7) | 1.00 | 18.0 (2.3) | 1.00 | 5.6 (1.7) | 1.00 |
| Overweight (n=82) | 40.2 (4.8) | 3.3 (2.5–4.5) | 44.9 (3.6) | 2.5 (1.8–3.5) | 8.7 (2.6) | 1.6 (0.5–4.5) |
| Δ=28.2 | Δ=26.9 | Δ=3.1 | ||||
| Black | ||||||
| Total (n=361) | 27.2 (2.2) | 38.5 (4.4) | 10.1 (1.6) | |||
| Non-overweight (n=227) | 13.7 (2.3) | 1.00 | 28.9 (4.2) | 1.00 | 10.3 (2.1) | 1.00 |
| Overweight (n=134) | 47.1 (4.2) | 3.4 (2.4–5.0) | 53.7 (7.8) | 1.9 (1.3–2.7) | 10.6 (3.2) | 1.0 (0.5–2.3) |
| Δ=33.4 | Δ=24.8 | Δ=0.3 | ||||
| Hispanic | ||||||
| Total (n=208) | 31.4 (1.9) | 34.7 (2.6) | 8.8 (2.1) | |||
| Non-overweight (n=108) | 19.1 (2.7) | 1.00 | 23.4 (3.7) | 1.00 | 5.6 (1.7) | 1.00 |
| Overweight (n=100) | 50.3 (6.4) | 2.6 (1.7–4.1) | 56.0 (5.3) | 2.3 (1.6–3.2) | 15.3 (3.8) | 2.6 (1.4–4.5) |
| Δ=31.2 | Δ=30.7 | Δ=9.0 | ||||
| Asian | ||||||
| Total (n=238) | 37.4 (2.9) | 42.8 (3.3) | 16.3 (2.3) | |||
| Non-overweight (n=119) | 18.5 (3.7) | 1.00 | 26.1 (3.1) | 1.00 | 10.1 (2.7) | 1.00 |
| Overweight (n=119) | 67.2 (3.9) | 3.6 (2.5–5.3) | 69.8 (5.2) | 2.6 (2.0–3.5) | 25.6 (4.1) | 2.5 (1.4–4.4) |
| Δ=48.0 | Δ=42.5 | Δ=15.0 | ||||
| Ethnicity/Race X Weight Status Interaction | ||||||
| Multiplicative | p=.62 | p=.56 | p=.05 | |||
| Additive | p=.01 | p=.51 | p=.06 | |||
Models for each outcome were stratified by ethnicity/race and adjusted for age and socio-economic status; interaction p-value is joint/global p-value from full-model before stratification; bolded relative risks were significant at p<0.05