TABLE 2.

Descriptive statistics, reliability, and validity indices of the measurement model.

Constructs	Items	Descriptive statistics				Standardized factor loadings (all p < 0.001)		Validity and reliability measures
		M	SD	SK	KT	COEFF	SE	α	ωh	AVE
SN	SN1	4.04	2.05	–0.03	–1.15	0.86	0.01	0.93	0.93	0.81
	SN2	4.56	1.94	–0.33	–0.99	0.91	0.01
	SN3	4.42	2.00	–0.25	–1.08	0.94	0.01
PBC	PBC1	4.80	1.85	–0.53	–0.71	0.80	0.01	0.77	0.76	0.53
	PBC2	5.76	1.79	–1.41	0.89	0.55	0.02
	PBC3	5.80	1.69	–1.43	1.10	0.81	0.01
IN	IN1	5.79	1.86	–1.45	0.80	0.97	0.00	0.98	0.98	0.94
	IN2	5.67	1.93	–1.33	0.43	0.97	0.00
	IN3	5.71	1.88	–1.37	0.59	0.98	0.00
	IN4	5.74	1.88	–1.40	0.67	0.96	0.00
ATT	ATT1	6.07	1.56	–1.98	3.05	0.90	0.01	0.89	0.89	0.73
	ATT2	5.95	1.59	–1.82	2.51	0.85	0.01
	ATT3	6.16	1.43	–2.17	4.28	0.80	0.02
ANX	ANX1	3.18	1.20	0.05	–0.70	0.87	0.01	0.81	0.81	0.45
	ANX2	3.04	1.10	0.31	–0.05	0.67	0.02
	ANX3	2.64	1.10	0.60	0.31	0.48	0.02
	ANX4	3.48	1.20	–0.08	–0.65	0.85	0.01
	ANX5	3.55	1.26	–0.15	–0.60	0.66	0.01
	ANX6	2.85	1.28	0.52	–0.23	0.37	0.02
RAI	AMO	–1.25	2.99	–3.11	11.57	0.37	0.03	0.74	0.89	0.72
	EXT	–2.12	2.55	–1.41	1.52	0.20	0.02
	INTR	4.64	3.11	0.38	–0.61	0.40	0.01
	IDEN	20.44	4.86	–1.55	1.91	0.84	0.01
	INTE	24.80	11.68	–0.71	–0.82	0.89	0.01
	INTRI	34.94	12.37	–0.83	–0.04	0.87	0.01

M, Mean; SD, Standard Deviation; SK, Skewness; KT, Kurtosis; COEFF, coefficients; SE, Standard Error; α, Cronbach’s alpha; ωh, Hierarchical omega; AVE, Average Variance Extracted; SN, Subjective Norms; PBC, Personal Behavior Control; INT, Intention; ATT, Attitudes; ANX, Anxiety; RAI, Relative Autonomy Index; AMO, Amotivation; EXT, External; INTR, Introjected; IDEN, Identified; INTE, Integrated; INTRI, Intrinsic.