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Table 1 Sample characteristics (sample size, gender, age, and BMI) for the MARCA reliability and validity studies.

From: The Multimedia activity recall for children and adolescents (MARCA): development and evaluation

Study n Gender Age (y) BMI (kg/m2)
test-retest 32 14 F/18 M 11.8 18.9
reliability study    0.7 3.5
criterion 66 33 F/33 M 11.6 19.5
validity study    0.8 3.2
content/construct 1429 729 F/700 M 11.9 19.7
validity study    0.8 3.8
  1. Note: Upper value = mean; lower value = standard deviation; BMI = body mass index.