Table 1.

Confirmatory factor analysis models of the WoPeC (study 1, n = 216)

Model	χ 2 (n = 270)	df	p	GFI	AGFI	RMSEA	NFI	NNFI	CFI
M1	1,282.74	104	0.00	0.52	0.38	0.23	0.28	0.18	0.29
M2	864.49	103	0.00	0.62	0.50	0.19	0.52	0.47	0.54
M3	237.14	98	0.00	0.88	0.84	0.08	0.87	0.90	0.92
M3°	190.97	96	0.00	0.90	0.86	0.07	0.89	0.93	0.94

GFI Goodness of Fit Index, AGFI Adjusted Goodness of Fit Index, M type of model based on number and configuration of factors, RMSEA Root Mean Square Error of Approximation, NFI Normed Fit Index, NNFI Non-normed Fit Index, CFI Comparative Fit Index, M1 one-factor model (general dimension), M2 two-dimensional model (enough and enjoyment), M3 four-dimensional model (enough and enjoyment termination and continuation rules), M3° four-dimensional model including a covariance between items 11 and 12 and items 13 and 14