Table 8.

Common Factor Extraction

Component	Eigenvalues	Variance %	Cumulative %	Acupoints (Load Coefficient)
1	3.21	14.61	14.61	LU5 (0.82), LI10 (0.76), LI11 (0.74), Ashi (0.70), PC7 (−0.55)
2	2.89	13.12	27.73	TE4 (0.87), TE5 (0.76), SI5 (0.75)
3	1.95	8.85	36.58	EX-UE8 (0.74), PC8 (0.65), PC6 (0.52)
4	1.62	7.37	43.95	LI4 (0.78), LI5 (0.64), PC5 (−0.50)
5	1.48	6.70	50.65	LU9 (0.87), HT7 (0.80)
6	1.40	6.38	57.03	PC3 (0.76), LU10 (0.57)
7	1.21	5.51	62.54	LU7 (0.79)
8	1.04	4.73	67.27	LU8 (0.77), TE3 (0.63)