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Table 4 The initial model and the modified model fitting index value

From: Continuous usage intention of mobile health services: model construction and validation

Model Fitting Indices

χ2/DF

RMSEA

NFI

IFI

TLI

CFI

GFI

AGFI

RMR

PGFI

PNFI

Adaptation standard

1–3

 < 0.08

 > 0.9

 > 0.9

 > 0.9

 > 0.9

 > 0.8

 > 0.8

 < 0.05

 > 0.5

 > 0.5

Initial value

3.207

0.081

0.918

0.942

0.933

0.942

0.857

0.821

0.142

0.686

0.798

Model value

2.327

0.063

0.935

0.926

0.956

0.962

0.875

0.845

0.05

0.705

0.817

  1. χ 2/d.f. chi-squared divided by degrees of freedom; RMSEA, root mean square error of approximation; NFI normalized fitting index, IFI modified fitting index, TLI non-normal fitting index, CFI comparative fit index, GFI goodness-of-fit index, AGFI adjusted goodness-of-fit index