Table 8 Overall fitting coefficients of the model.

From: Unlocking medical students’ adoption of AIGC tools: a multi-theory perspective

Fitting coefficient

statistical value

Excellent standard value

good standard value

fitting situation

CMIN

1448.128

-

-

-

DF

478

-

-

-

CMIN/DF

3.030

<3

<5

good

RMSEA

0.064

<0.05

<0.08

good

IFI

0.871

>0.9

>0.8

good

CFI

0.870

>0.9

>0.8

good

TLI

0.847

>0.9

>0.8

good

PCFI

0.741

>0.5

-

excellent

PNFI

0.698

>0.5

-

excellent