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. Author manuscript; available in PMC: 2011 Apr 15.
Published in final edited form as: J Phys Act Health. 2009 Sep;6(5):606–616. doi: 10.1123/jpah.6.5.606

Table 5.

Summary of Fit Statistics Using Confirmatory Factor Analysis (CFA) for the Psychosocial Variables of Interest, Baseline IMPACT Data

Variable Chi-square df RMSEA NFI NNFI CFI
Osteoporosis knowledgea 9.56 8 0.017 0.94 0.98 0.99
Calcium knowledgea 9.56 8 0.017 0.94 0.98 0.99
Physical activity SE 183.55 53 0.059 0.93 0.94 0.95
Physical activity OE 183.55 53 0.059 0.93 0.94 0.95
Social support 19.21 2 0.11 0.96 0.89 0.96

Abbreviations: df, degrees of freedom; RMSEA, Root Mean Square Error of Approximation; NFI, normed fit index; NNFI, non normed fit index; CFI, comparative fit index.

a

CFA for knowledge variables following item parceling.