Table 3 Logistic regression on multifacted factors associated with disordered eating, by gender
|  | Model 1 (all) | B–H critical P value | Sig | Model 2 (females) | B–H critial P value | Sig | Model 3 (males) | B–H critial P value | Sig | ||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
OR | 95% CI | P value | OR | 95% CI | P value | OR | 95% CI | P value | |||||||
Personal variables | |||||||||||||||
 Age | 0.79 | 0.68–0.92 | 0.00 | 0.02 | * | 0.81 | 0.57–1.14 | 0.23 | 0.36 |  | 0.95 | 0.90–1.00 | 0.04 | 0.13 |  |
 Girls (ref: Boys) | 0.96 | 0.66–1.41 | 0.84 | 0.88 |  | NA |  |  |  |  | NA |  |  |  |  |
 Perceived body weight (ref: Perceived normal weight) | |||||||||||||||
  Perceived underweight | 0.53 | 0.43–0.66 | 0.00 | 0.00 | * | 0.74 | 0.45–1.21 | 0.23 | 0.36 |  | 0.46 | 0.34–0.61 | 0.00 | 0.00 | * |
  Perceived overweight | 1.08 | 0.78–1.49 | 0.66 | 0.88 |  | 0.75 | 0.41–1.37 | 0.35 | 0.48 |  | 1.59 | 1.21–2.08 | 0.00 | 0.00 | * |
  Perceived obese | 1.33 | 1.12–1.59 | 0.00 | 0.00 | * | 0.40 | 0.14–1.12 | 0.08 | 0.17 |  | 1.88 | 0.70–5.10 | 0.21 | 0.36 |  |
 Moderate to severe depressive mood (ref: No) | 3.79 | 2.23–6.47 | 0.00 | 0.00 | * | 6.74 | 3.66–12.42 | 0.00 | 0.00 | * | 1.64 | 0.49–5.51 | 0.42 | 0.50 |  |
Behavioral variables | |||||||||||||||
 Unhealthy eating behaviors | 1.08 | 0.96–1.21 | 0.20 | 0.35 |  | 1.04 | 0.86–1.25 | 0.72 | 0.72 |  | 1.12 | 0.78–1.29 | 0.11 | 0.26 |  |
 Regular exercise (ref: No) | 1.35 | 0.80–2.29 | 0.26 | 0.40 |  | 1.45 | 1.14–1.84 | 0.00 | 0.00 | * | 1.23 | 0.48–3.17 | 0.66 | 0.66 |  |
Family-related variables | |||||||||||||||
 Family weight-teasing (ref: No) | 1.79 | 1.42–2.25 | 0.00 | 0.00 | * | 2.19 | 1.52–3.13 | 0.00 | 0.00 | * | 1.75 | 0.62–4.93 | 0.29 | 0.42 |  |
 Family pressure to control weight | 1.23 | 0.70–2.15 | 0.47 | 0.63 |  | 1.30 | 0.73–2.30 | 0.38 | 0.48 |  | 1.24 | 0.69–2.24 | 0.47 | 0.49 |  |
 Perceived family support | 1.01 | 0.81–1.26 | 0.93 | 0.93 |  | 0.94 | 0.77–1.13 | 0.50 | 0.59 |  | 1.08 | 0.84–1.38 | 0.55 | 0.58 |  |
 Mother with college degree and above (ref: No) | 1.39 | 1.20–1.61 | 0.00 | 0.00 | * | 2.31 | 1.02–5.25 | 0.05 | 0.12 |  | 0.56 | 0.14–2.26 | 0.42 | 0.50 |  |
 Father with college degree and above (ref: No) | 1.50 | 1.06–2.13 | 0.02 | 0.04 | * | 0.61 | 0.25–1.53 | 0.29 | 0.36 |  | 5.23 | 1.93–14.17 | 0.00 | 0.00 | * |
 Immigrant family (ref: No) | 2.14 | 2.07–2.21 | 0.00 | 0.00 | * | 2.05 | 1.66–2.54 | 0.00 | 0.00 | * | 2.80 | 2.13–3.68 | 0.00 | 0.00 | * |
 Family type (ref: Traditional family) | |||||||||||||||
  Single-parent family | 1.49 | 0.70–3.15 | 0.30 | 0.43 |  | 0.79 | 0.23–2.78 | 0.72 | 0.72 |  | 2.98 | 0.68–13.06 | 0.15 | 0.30 |  |
  Extended family | 0.97 | 0.74–1.28 | 0.83 | 0.88 |  | 1.92 | 1.64–2.24 | 0.00 | 0.00 | * | 0.45 | 0.19–1.06 | 0.07 | 0.19 |  |
School-related variables | |||||||||||||||
 Low peer acceptance in classroom (ref: No) | 1.86 | 1.21–2.85 | 0.01 | 0.02 | * | 2.81 | 2.01–3.92 | 0.00 | 0.00 | * | 1.64 | 0.82–3.28 | 0.16 | 0.30 |  |
 Friend weight-teasing (ref: No) | 1.09 | 0.54–2.17 | 0.81 | 0.88 |  | 0.81 | 0.28–2.31 | 0.69 | 0.72 |  | 2.03 | 0.55–7.53 | 0.29 | 0.42 |  |
 Friend pressure to control weight | 1.48 | 0.93–2.33 | 0.10 | 0.20 |  | 1.63 | 1.05–2.52 | 0.02 | 0.05 | * | 1.33 | 0.72–2.45 | 0.36 | 0.53 |  |
 Perceived friend support | 1.02 | 0.99–1.06 | 0.21 | 0.35 |  | 1.06 | 0.94–1.19 | 0.34 | 0.48 |  | 1.05 | 1.01–1.10 | 0.02 | 0.08 | * |
 Constant | 0.23 | 0.11–0.48 | 0.00 |  |  | 0.28 | 0.00–80.57 | 0.66 |  |  | 0.00 | 0.00–0.01 |  |  |  |