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Table 4 Goodness-of-fit indices for measurement invariance analyses across sex

From: Disablement in the Physically Active Scale Short Form-8: psychometric evaluation

  χ2 df χ2diff (dfdiff) CFI CFIdiff TLI RMSEA
Males (n = 216) 19.66 19 .999 .999 .013
Females (n = 236) 20.60 19 .998 .997 .019
Configural (equal form) 40.26 38 .999 .998 .011
Metric (equal loadings) 51.86 44 11.60(6) .995 .004 .994 .020
Equal factor variances 52.16 46 11.90(8) .996 .003 .996 .017
Scalar
(equal indicator intercepts)
59.98 50 19.72(12) .994 .005 .993 .021
Equal latent means 65.27 52 25.01(14) .992 .007 .991 .024