TABLE 1.

Fit indices for confirmatory factor analysis models.

Model	χ2	df	Δχ2	Δdf	NNFI	CFI	RMSEA	SRMR
Time 1 LMX
(1) Four-factor model	147.43*	48	–	–	0.96	0.97	0.070	0.040
(2) One-factor model	1,043.14*	54	895.72*	6	0.68	0.74	0.208	0.088
Time 2 LMX
(1) Four-factor model	171.76*	48	–	–	0.96	0.97	0.078	0.041
(2) One-factor model	938.98*	54	767.22*	6	0.71	0.76	0.197	0.084
Overall confirmatory factor analysis model
(1) Theorized 10-factor model	1,166.49*	438	–	–	0.92	0.93	0.063	0.077
(2) Combining Time 1 LMX dimensions	2,153.68*	462	987.19*	24	0.82	0.84	0.093	0.087
(3) Combining Time 2 LMX dimensions	2,037.37*	462	870.88*	24	0.83	0.85	0.090	0.086
(4) Combining Time 1 and Time 2 LMX dimensions	2,742.47*	477	1,575.98*	39	0.76	0.79	0.106	0.091
(5) One-factor model	5,834.26*	483	4667.77*	45	0.45	0.49	0.162	0.121

N = 424. NNFI, non-normed fit index; CFI, comparative fit index; RMSEA, root-mean-square error of approximation; SRMR, standardized root mean square residual; LMX, leader–member exchange; ^∗p < 0.01.