Table 4.

PCA loading values for I-HCPI items after varimax rotation of the two eigenvalues >1.

		PCA Loading
Item	Description	Factor 1	Factor 2
I-HCPI01	Mood	0.20	0.87
I-HCPI02	Play	0.28	0.83
I-HCPI03	Vocalization	0.65	−0.21
I-HCPI04	Walking	0.82	0.45
I-HCPI05	Trotting	0.83	0.45
I-HCPI06	Galloping	0.80	0.48
I-HCPI07	Jumping	0.80	0.50
I-HCPI08	Lying down	0.83	0.37
I-HCPI09	Getting up	0.86	0.38
I-HCPI10	Movement after rest	0.84	0.44
I-HCPI11	Movement after major exercise	0.82	0.46