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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.