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Table 3 Test-retest, internal consistency and inter-item reliability of the modified PAQ-A

From: Validity and reliability of a modified english version of the physical activity questionnaire for adolescents

  Test-retest reliability Inter-item reliability
  ICC (95 % CI) Cronbach’s alpha coefficient Corrected item-total correlations
Modified PAQ-A score 0.78 (0.70, 0.84) 0.72 -
Modified question 1. Sport and activity list 0.56 (0.42, 0.67) - 0.43
Added question 2. Before school activity 0.52 (0.40, 0.64) - 0.36
Added question 3. To school active travel 0.69 (0.58, 0.77) - 0.30
Question 4. P.E 0.67 (0.56, 0.76) - 0.29
Question 5. Lunch 0.64 (0.52, 0.74) - 0.24
Modified question 6. After school 0.58 (0.44, 0.69) - 0.56
Added question 7. From school active travel 0.57 (0.44, 0.68) - 0.33
Modified question 8. Evenings 0.62 (0.50, 0.72) - 0.39
Modified question 9. Weekend 0.47 (0.32, 0.60) - 0.39
Question 10. Statement 0.53 (0.39, 0.65) - 0.54
Question 11. Weekly activity 0.66 (0.55, 0.75) - 0.53
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