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Table 2 Characteristics of girls by waist-to-height ratio

From: Eating quickly is associated with waist-to-height ratio among Japanese adolescents: a cross-sectional survey

Variables Waist-to-height ratio P-value a
<0.5 (n =886) ≥0.5 (n =72)
Age (years) 12.0 (12.0, 13.0) 12.0 (12.0, 13.0) 0.027
Height (cm) 152.7 (148.9, 156.8) 153.7 (149.8, 159.1) 0.093
Weight (kg) 42.4 (38.1, 46.7) 57.9 (53.1, 62.3) <0.001
Body mass index (kg/m2) 18.1 (16.7, 19.5) 24.3 (22.9, 25.7) <0.001
Waist circumference (cm) 63.5 (60.0, 67.0) 80.9 (77.5, 84.1) <0.001
Waist-to-height ratio 0.42 (0.40, 0.44) 0.52 (0.51, 0.55) <0.001
Exercise, n (%)    
 Daily 545 (61.5) 29 (40.3) 0.001
 Sometimes 104 (11.7) 16 (22.2)  
 None 237 (26.8) 27 (37.5)  
Skipping breakfast, n (%)    
 Yes 53 (6.0) 7 (9.7) 0.205
 No 833 (94.0) 65 (90.3)  
Snack after dinner, n (%)    
 Always or sometimes 469 (52.9) 34 (47.2) 0.351
 Seldom or none 417 (47.1) 38 (52.8)  
Eating quickly, n (%)    
 Yes 110 (12.4) 16 (22.2) 0.018
 No 776 (87.6) 56 (77.8)  
Eating until full, n (%)    
 Yes 477 (53.8) 40 (55.6) 0.779
 No 409 (46.2) 32 (44.4)  
  1. Except where indicated n (%), values are median (25, 75th percentile)
  2. a Wilcoxon rank-sum test, chi-squared test, or Fisher's exact test