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. Author manuscript; available in PMC: 2011 Aug 1.
Published in final edited form as: Soc Sci Med. 2010 May 20;71(3):494–501. doi: 10.1016/j.socscimed.2010.04.032

Table 3.

Model Fit and Regression Coefficients for Growth Models Predicting (a) Intervention Effects on Psychosocial Trajectories and (b) Physical Activity at 12 months with Psychosocial Trajectories

Overall Model Fit
Variable χ2(df) CFI SRMR B β
a. Models Predicting Intervention Effects
    strategies 54.36(5)*** .936 .034 0.12***
    pros 4.96(5) 1.00 .011 − 0.02
    cons 3.72(5) 1.00 .010 0.01
    self-efficacy 9.36(5) .992 .015 0.09***
    support 7.12(5) .997 .002 0.04
b. Models Predicting PA at 12-Month Follow-Up with the Psychosocial Growth Trajectories
    strategies 136.77(19)*** .918 .048 2.35*** .52
    pros 101.66(19)*** .918 .035 0.05 .01
    cons 112.72(19)*** .912 .043 −2.08 −.28
    self-efficacy 110.57(19)*** .918 .045 1.91*** .49
    support 90.50(19)*** .934 .031 2.05* .58

Note. B represents the unstandardized regression coefficient. CFI=Comparative Fit Index; SRMR=Standardized Root Mean-Square Residual.

*

p < .05,

**

p < .01,

***

p < .001