Table 3.
Multiple logistic regression model showing factors associated with disordered eating behaviours
| Univariate Logistic Regression Analysis per Independent Variable | Forward Multivariate Stepwise Logistic Regression Analysis | |||
|---|---|---|---|---|
| OR (95% CI) | P | OR (95% CI) | P | |
| BMI | ||||
| Underweight | 1 | – | – | |
| Normal Weight | 1.95 (1.14–3.33) | .015** | – | – |
| Overweight | 3.29 (1.77–6.11) | <.001**** | – | – |
| Perceived Weight | ||||
| Underweight | 1 | 1 | ||
| Normal Weight | 1.01 (0.48–2.12) | .973 | 0.79 (0.34–1.86) | .589 |
| Overweight | 5.42 (2.56–11.47) | <.001**** | 2.80 (1.05–7.48) | .041** |
| Weight Misconception | ||||
| Correct Weight Conception | 1 | – | – | |
| Misconception of Underweight | 0.75 (0.24–2.38) | .628 | – | – |
| Misconception of Normal Weight | 0.42 (0.22–0.80) | .008*** | – | – |
| Misconception of Overweight | 4.19 (2.27–7.74) | <.001**** | – | – |
| Pressure from family | 2.17 (1.75–2.70) | <.001**** | – | – |
| Pressure from friends | 2.48 (1.93–3.18) | <.001**** | – | – |
| Pressure from dating | 1.86 (1.48–2.34) | <.001**** | – | – |
| Pressure from media | 1.90 (1.53–2.36) | <.001**** | – | – |
| Watch TV | ||||
| No | 1 | 1 | ||
| Yes | 1.80 (0.94–3.46) | .076* | 2.40 (1.11–5.18) | .026** |
| Watch DVD | ||||
| No | 1 | – | – | |
| Yes | 1.67 (0.98–2.85) | .058* | – | – |
| Chat Online | ||||
| No | 1 | – | – | |
| Yes | 2.35 (1.21–4.57) | .011** | – | – |
| Play Online | ||||
| No | 1 | – | – | |
| Yes | 1.34 (0.84–2.14) | .23* | – | – |
| Body Satisfaction | 0.92 (0.89–0.95) | <.001**** | 0.96 (0.93–0.99) | .019** |
| Positive Affect | 0.96 (0.93–0.99) | .005*** | – | – |
| Negative Affect | 1.10 (1.06–1.14) | <.001**** | 1.07 (1.03–1.12) | <.001**** |
OR odds ratio, CI confidence interval
Pressure perceived sociocultural pressure to thin body and weight loss
*p ⩽ 0.25, **p < 0.05, ***p < 0.01, ****p < 0.001