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Table 2 Intra and inter-observer reliability statistics by measurement type and age group

From: Reliability of routinely collected anthropometric measurements in primary care

Measurement N Absolute Mean Difference TEM %TEM R
Inter-observer reliability
 Weight (kg)
  0- < 2 years 270 0.03 0.06 0.64 0.9992
  2–5 years 124 0.10 0.10 0.65 0.9985
   > 5 to 18 years 104 0.15 0.17 0.70 0.9991
 Length/Height (cm)
  0- < 2 years 272 0.77 0.73 1.03 0.9906
  2–5 years 124 0.58 0.69 0.70 0.9933
   > 5 to 18 years 104 0.52 0.45 0.36 0.9983
Intra-observer reliability
 Weight (kg)
  0- < 2 years 135 0.03 0.05 0.61 0.9992
  2–5 years 62 0.09 0.10 0.62 0.9987
   > 5 to 18 years 52 0.16 0.17 0.70 0.9991
 Length/Height (cm)
  0- < 2 years 136 0.46 0.46 0.64 0.9963
  2–5 years 62 0.39 0.27 0.27 0.9990
   > 5 to 18 years 52 0.35 0.24 0.19 0.9995