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Table 2 Models, Model Modifications, and Model Fit for Confirmatory Factor Analyses with Maximum Likelihood Robust Estimation on Parental Self-Efficacy Items (nā€‰=ā€‰349)

From: Development and psychometric evaluation of a context-based parental self-efficacy instrument for healthy dietary and physical activity behaviors in preschool children

Model

Model modifications

Model fit index

RMSEA (90Ā % CI)

CFI

SRMR

PGFI

Four-factor modela

Items 1ā€“2, 15ā€“17, 18ā€“20, 23ā€“24

0.09 (0.08, 0.09)

0.90

0.08

0.67

Two-factor modelb

Items 1ā€“2, 14ā€“15, 18ā€“20, 19ā€“21

0.13 (0.12, 0.13)

0.74

0.09

0.54

One-factor modelc

Items 1ā€“2, 3ā€“4, 14ā€“15, 18ā€“20

0.14 (0.13, 0.14)

0.70

0.10

0.54

  1. Items 6, 10, and 12 were excluded from the analyses. Model modifications were conducted by correlating error terms of items. CIā€‰=ā€‰confidence interval, RMSEAā€‰=ā€‰root mean square error of approximation, CFIā€‰=ā€‰comparative fit index, SRMRā€‰=ā€‰standardized root mean square residual, PGFIā€‰=ā€‰parsimony goodness-of-fit index
  2. aFour-factor model: latent variables obtained using exploratory factor analysis
  3. bTwo-factor model: the dietary and physical activity subscales of the parental self-efficacy instrument as latent variables
  4. cOne-factor model: parental self-efficacy as latent variable