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Table 3 Mean difference between measured and self-reported weight, height and BMI by age categories in Australian general practice patients

From: Agreement between self-reported and measured weight and height collected in general practice patients: a prospective study

  Mean difference* (standard deviation) ANOVA test
  18 – 24 25 – 44 45 – 64 ≥65 F df p-value
  (n = 33) (n = 95) (n = 121) (n = 83)    
Weight −1.6 (0.6) −0.8 (0.4) −1.1 (0.4) −1.6 (0.4) 0.73 3 0.5344
Height −0.004 (1.0) 1.2 (0.6) 0.7 (0.3) 0.9 (0.4) 0.67 3 0.5695
BMI −0.6 (0.3) −0.5 (2.0) −0.6 (0.2) −0.9 (0.2) 0.63 3 0.5950
  1. *Mean calculated using measured self-reported minus measured values.