Table 1. Principal components analysis... | Emerald Publishing

Table 1.

Principal components analysis (PCA)

Eigenvectors (loadings)
Variable	PC 1	PC 2	PC 3
SMC	0.695128	−0.298615	0.653931
SMT	0.066112	0.932345	0.355475
SVT	0.715839	0.203868	−0.667841

	Eigenvalues			Cumulative	Cumulative
Principal components	Values	Difference	Proportion	value	proportion
1	1.710971	0.594223	0.5703	1.710971	0.5703
2	1.116748	0.944468	0.3722	2.827720	0.9426
3	0.172280	---	0.0574	3.000000	1.0000