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Table 4 Percentage distribution of overestimation and underestimation in discordant weight perception (unit: %)

From: Prevalence and sociodemographic trends of weight misperception in Korean adolescents

Classification Total Male Female
  Weight perception χ2( p) Weight perception χ2( p) Weight perception χ2( p)
  Overestimation Underestimation   Overestimation Underestimation   Overestimation Underestimation  
Gender          
 Male 35.0 65.0 2688.990 - -   - -  
 Female 62.2 37.8 (<0.001) - -   - -  
School          
 Middle 44.3 55.7 210.612 35.2 64.8 0.218 54.6 45.4 416.070
 High 51.9 48.1 (<0.001) 34.8 65.2 (0.641) 69.6 30.4 (<0.001)
Region          
 Rural 46.7 53.3 4.497 34.4 65.6 2.980 61.5 38.5 1.178
 City 48.2 51.8 (0.100) 34.5 65.5 (0.225) 62.7 37.3 (0.555)
 Metro city 48.4 51.6   35.7 64.3   62.0 38.0  
Living with family          
 Yes 48.1 51.9 0.046 35.1 64.9 2.305 62.1 37.9 5.119
 No 47.9 52.1 (0.830) 32.7 67.3 (0.129) 66.1 33.9 (0.024)
SES          
 High 43.6 56.4 157.650 35.0 65.0 2.194 55.0 45.0 181.041
 Middle 48.8 51.2 (<0.001) 34.5 65.5 (0.334) 62.8 37.2 (<0.001)
 Low 52.5 47.5   35.9 64.1   68.7 31.3  
BMI-based weight status          
 Underweight 100.0 0.0 733.550 100.0 0.0 355.880 100.0 0.0 389.658
 Normal 48.3 51.7 (<0.001) 35.2 64.8 (<0.001) 62.5 37.5 (<0.001)
 Overweight/obese 0.0 100.0   0.0 100.0   0.0 100.0  
Total 48.1 51.9   35.0 65.0   62.2 37.8  
  1. Tested by chi-square analysis.