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Table 7 Distribution of bias in child and parent reports of height, weight and BMI

From: Accuracy of BMI correction using multiple reports in children

  Mean (SD) 25th percentile 50th percentile 75th percentile
Bias in Height
 Objective - parent report (cm) −1.5 (6.2) −2.9 −0.6 1.2
 Objective - child report (cm) −0.9 (5.8) −2.5 −0.2 1.5
Bias in Weight
 Objective - parent report (kg) −2.4 (4.7) −3.6 −1.1 0.3
 Objective - child report (kg) −2.0 (4.8) −2.9 −0.9 0.5
Bias in BMI
 Objective - parent report (kg/m2) −0.5 (2.0) −1.4 −0.3 0.4
 Objective - child report (kg/m2) −0.5 (2.0) −1.2 −0.3 0.4
  1. BMI body mass index, SD standard deviation