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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