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Table 2 Tracking coefficients for anthropometric circumferences, indices and skinfold thicknesses at the ages of 8 y, 11 y, 13 y and 15 y

From: Tracking of anthropometric characteristics from childhood to adolescence: an 8-year follow-up findings from the Czech ELSPAC study

Study variables Tracking coefficient 95% CI Standard error p-value
Circumferences
 Head (cm) 0.62 0.50 to 0.74 0.06  < 0.001
 Chest (cm) 0.40 0.36 to 0.43 0.02  < 0.001
 Waist (cm) 0.59 0.56 to 0.62 0.02  < 0.001
 Hips (cm) 0.40 0.37 to 0.43 0.02  < 0.001
 Arm (cm) 0.44 0.36 to 0.55 0.05  < 0.001
Indices
 Body-mass index (kg/m2) 0.67 0.64 to 0.70 0.01  < 0.001
 Waist-to-hip ratio 0.41 0.29 to 0.57 0.08  < 0.001
 Waist-to-height ratio 0.74 0.68 to 0.79 0.03  < 0.001
Skinfolds
 Biceps (mm) 0.78 0.67 to 0.87 0.05  < 0.001
 Triceps (mm) 0.81 0.78 to 0.83 0.01  < 0.001
 Subscapula (mm) 0.86 0.84 to 0.88 0.01  < 0.001
 Suprailiaca (mm) 0.81 0.78 to 0.83 0.01  < 0.001
 Thigh (mm) 0.72 0.68 to 0.75 0.02  < 0.001
 Sum5skinfolds (mm) 0.83 0.81 to 0.85 0.01  < 0.001