6BURKHOLDER G J,HARLOW, L L An illustration of a longi-tudinal cross-lagged design for larger structural equation models[J]. Structural Equation Modelling,2003,10(3) :465-486.
7DU AN Y. Social cognitive variables across the stage of physicalactivity behavior change : A comparison of three stage models[D]. University of Bayreuth Press,2006.
8FUCHS R,SCHLICHT W. Psychologie und Korperliche Bewe-gung [ Psychology and physical activity] [ J]. Gottingen:Hogrefe, 1999,29(1) :109-112.
9GODIN G, SHEPHARD R J. A simple method to assess exer-cise behavior in the community [J]. Can J Appl Sport Sci,1985,10(3):141-146.
10HORN J L,MCARDLE J J. A practical and theoretical guide tomeasurement invariance in aging research [J]. Exper AgingRes,1992,18(3):117-144.
