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. 2020 May 28;22(5):e16210. doi: 10.2196/16210

Table 3.

Model fit indices of the structural model.

Indices Model Acceptable values
χ2 1429.18 N/Aa
P value <.001 .05≤P≤1.00 [63]
χ2df 1.84 <3 [64]
GFIb .91 ≥.90 [65]
AGFIc .89 ≥.80 [66]
SRMRd .06 ≤.10 [64]
RMRe .05 <.05 [67]
RMSEAf .04 <.08 [65]
NFIg .93 ≥.90 [65]
TLIh .96 ≥.90 [68]
CFIi .96 ≥.90 [69]
IFIj .96 ≥.90 [70]

aA recommended threshold or acceptable value does not exist.

bGFI: goodness of fit index.

cAGFI: adjusted goodness of fit index.

dSRMR: standardized root mean square residual.

eRMR: root mean square residual.

fRMSEA: root mean square error of approximation.

gNFI: normed fit index.

hTLI: Tucker Lewis index.

iCFI: comparative fit index.

jIFI: incremental fit index.