Table 1.

Means (M), standard deviations (SD), skewness, kurtosis, and item–total correlations of the eighteen items of the MVS and of the nine items of the short form of the MVS.

	Original MVS					Short Version of MVS
	M	SD	Skewness	Kurtosis	Item–Total Correlation	M	SD	Skewness	Kurtosis	Item–Total Correlation
Item 1	3.22	1.22	−0.23	−0.81	0.48	3.17	1.19	−0.27	−0.71	0.43
Item 2	2.94	1.15	0.03	−0.70	0.45
Item 3	2.95	1.15	−0.12	−0.69	0.19
Item 4	2.62	1.15	0.19	−0.74	0.34	2.65	1.15	0.12	−0.80	0.39
Item 5	2.79	1.21	0.12	−0.91	0.49	2.77	1.22	0.08	−0.91	0.47
Item 6	3.09	1.10	−0.22	−0.60	0.22
Item 7	2.76	1.16	0.20	−0.80	0.35
Item 8	2.74	1.03	0.15	−0.43	0.39	2.72	1.05	0.17	−0.43	0.20
Item 9	2.74	1.14	0.29	−0.72	0.02
Item 10	2.22	1.21	0.77	−0.32	0.29
Item 11	3.17	1.19	−0.18	−0.75	0.38	3.17	1.23	−0.15	−0.88	0.34
Item 12	3.20	1.29	−0.17	−1.00	0.32	3.17	1.28	−0.16	−0.95	0.41
Item 13	2.87	1.06	0.06	−0.32	0.22
Item 14	2.46	1.17	0.45	−0.67	0.38
Item 15	3.04	1.26	−0.06	−0.99	0.55	3.05	1.25	−0.09	−0.95	0.55
Item 16	3.29	1.16	−0.28	−0.63	0.31
Item 17	3.26	1.22	−0.26	−0.84	0.58	3.18	1−21	−0.18	−0.80	0.64
Item 18	3.12	1.25	−0.13	−0.98	0.44	3.03	1.26	−0.08	−0.98	0.52

Note: Five-point Likert scale ranging from 1 (not true at all) to 5 (completely true). MVS: Material Values Scale. On the left side of the table: eighteen items of the original MVS; on the right side of the table: nine items of the original scale that composed the short form of the MVS.