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Table 5 Predictors of subjects with body image overestimation (n = 4,887) compared to subjects with correct body image estimation (n = 9,387)

From: The association of body image distortion with weight control behaviors, diet behaviors, physical activity, sadness, and suicidal ideation among Korean high school students: a cross-sectional study

Variables Adjusted OR (95 % CI) P-value
Year of high school   
 1st year 1.00  
 2nd year 1.08 (0.98, 1.19) 0.109
 3rd year 1.27 (1.16, 1.39)*** <0.001
Gender   
 Male 1.00  
 Female 3.52 (3.25, 3.81)*** <0.001
Socio-economic status   
 Low 1.00  
 Lower middle 1.05 (0.87, 1.26) 0.820
 Middle 0.79 (0.66, 0.94)** 0.003
 Upper middle 0.80 (0.66, 0.97)** 0.002
 High 0.73 (0.58, 0.93)** 0.005
Unhealthy weight control behaviors   
 No 1.00  
 Yes 1.54 (1.37, 1.72)*** <0.001
Feeling sad or despair   
 No 1.00  
 Yes 1.25 (1.16, 1.35)*** <0.001
Suicidal ideation   
 No 1.00  
 Yes 1.20 (1.08, 1.33)** .001
  1. Unhealthy weight control behaviors included 1) fasting (≥24 h), 2) taking non-prescription weight loss medication, 3) taking laxatives or diuretics, 4) vomiting, 5) eating a one-food diet, and 6) eating food substitute
  2. Statistical analysis of weighted data with adjustment for complex survey design
  3. ** P < 0.01, ***P < 0.001 significantly different according to the logistic regression model