Skip to main content

Psychology: Research and Review

Table 3 Fit indices for invariance test of the four-factor model (16 items)

From: The Academic Self-Regulation Questionnaire: a study with Portuguese elementary school children

Model

X 2

df

p

CFI

RMSEA

ΔX 2 a

p

ΔCFI

Configural invariance for gender

327

196

< .001

.973

.063

   

Metric invariance for gender

333.3

208

< .001

.974

.059

6.98

.859

− .001

Scalar invariance for gender

371.5

252

< .001

.975

.053

39.04

.684

− .002

Configural invariance for grade

349.5

196

< .001

.969

.068

   

Metric invariance for grade

353.8

208

< .001

.971

.064

9.0

.702

− .002

Scalar invariance for grade

392.1

252

< .001

.972

.057

39.96

.645

− .001

  1. nmale = 178; nfemale = 163; n3rd = 218; n4th = 123; a = the chi-square value for WLSMV cannot be used for chi-square difference testing in the regular way as described on the Mplus website. WLSMV difference testing was done using the DIFFTEST option