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Table 1 Zero-order correlation matrix of dependent and independent variables (total sample, N = 760)

From: Psycho-social and environmental correlates of location-specific physical activity among 9- and 15- year-old Norwegian boys and girls: the European Youth Heart Study

Variable 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. α
1. PA 1 (school commuting) - .28 c .03 -.04 .14a .13a .02 .12a .01 .11a .05 -.01 -.11b .72*
2. PA 2 (school informal games)   - .10a -.01 .28c .13a .07 .41c .18 c .32c -.02 .14b -.24c .79
3. PA 3 (organized sport & PA)    - .37c .39c .12a .29 c .41 c .40 c .05 c .19b -.06 .12b .72
4. Perceived competence     - .27c .23c .27 c .21 c 22 c .01 .12a - .03 .11b .41
5. PA Enjoyment      - .24 c .33 c .34 c .29 c .16a .03 .10b -.05 .65
6. PE enjoyment       - .06 .13a .14a .06 .07 .01 -.02 #
7. Behavioural beliefs        - .26c .27c .07 .13b - 01 .01 .66
8. Peer support         - 41c .23c .18c .03 -.08a .78
9. Parental support          - .27 c .09a .05 -.07 .66
10. Teacher support           - -.03 .18b -.13b .65
11. Opportunity            - - .28c .01 .57
12. Facility             - -.10b .29*
13. Licence              - .54*
  1. ap < .05. bp < .01. c<. 001.
  2. note: # one item measure; * two-item measures (e.g. inter-correlations)