Table 4.

Results of PCA and VR.

Item	Communality	Factor		Item	Communality	Factor
		S1	S2			S3	S4	S5	S6
EOPD.42	0.785	0.754		EOPD.21	0.724	0.677
EOPD.43	0.749	0.747		EOPD.27	0.725	0.646
EOPD.47	0.741	0.746		EOPD.28	0.770	0.631
EOPD.48	0.748	0.745		EOPD.22	0.761	0.618
EOPD.40	0.732	0.744		EOPD.20	0.786	0.600
EOPD.41	0.748	0.742		EOPD.23	0.702	0.575
EOPD.44	0.732	0.736		EOPD.26	0.793	0.544
EOPD.46	0.761	0.733		EOPD.25	0.747	0.542
EOPD.45	0.733	0.725		EOPD.24	0.689	0.517
EOPD.39	0.680	0.700		EOPD.14	0.582		0.671
EOPD.32	0.689		0.709	EOPD.15	0.689		0.649
EOPD.30	0.709		0.698	EOPD.17	0.703		0.615
EOPD.33	0.731		0.673	EOPD.16	0.693		0.598
EOPD.31	0.744		0.653	EOPD.13	0.487		0.562
EOPD.34	0.731		0.614	EOPD.18	0.674		0.528
EOPD.37	0.767		0.601	EOPD.2	0.382			0.763
EOPD.35	0.721		0.588	EOPD.3	0.542			0.699
EOPD.36	0.723		0.583	EOPD.1	0.556			0.650
EOPD.38	0.729		0.554	EOPD.4	0.536			0.600
EOPD.29	0.733		0.522	EOPD.6	0.608			0.521
				EOPD.11	0.462				0.728
				EOPD.9	0.349				0.674
				EOPD.10	0.473				0.667