Predicting COVID-19 vaccination intentions: the roles of threat appraisal, coping appraisal, subjective norms, and negative affect

Table 3 Model fit indices

	Proposed model	Acceptable values
χ ²	434.022	/
df	228	/
χ ² /df	1.90	< 5 (Kline, 2005)
Goodness of Fit Index (GFI)	0.90	≥ 0.90 (Hair et al., 2006)
Adjusted Goodness of Fit Index (AGFI)	0.87	≥ 0.85 (Marsh et al., 1988)
Incremental Fit Index (IFI)	0.97	≥ 0.90 (Hair et al., 2006)
Root Mean Square Error of Approximation (RMSEA)	0.052 (90%CI = [0.044, 0.059])	< 0.08 (Hair et al., 2006)
Normed Fit Index (NFI)	0.94	≥ 0.90 (Hair et al., 2006)
Comparative Fit Index (CFI)	0.90	≥ 0.90 (Bentler, 199)
Standardized Root Mean Square Residual (SRMR)	0.05	< 0.10 (Kline, 2005)

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