The Impact of Public Service Motivation on Job Satisfaction in Public Sector Employees: The Mediating Roles of Work Engagement and Organizational Commitment

Table 2

Comparison of measurement models for variables studied.

Model	X^2	df	X^2/df	CFI	IFI	TLI	RMSEA
Hypothesized four-factor model	212.845	96	2.217	0.975	0.975	0.969	0.047
Three-factor model
PSM combined with WE	23.266	18	1.239	0.997	0.997	0.996	0.023
PSM combined with JS	56.171	25	2.247	0.987	0.987	0.981	0.048
PSM combined with OC	54.089	24	2.254	0.988	0.988	0.982	0.480
One-factor model (PSM, JS, and OC combined)	159.575	61	2.616	0.975	0.975	0.967	0.054
One-factor model (all constructs combined)	1561.730	104	15.017	0.690	0.691	0.642	0.160

Note. N = 550.