Table 1.

Content validity ratio and factor structure

GRAS items	Items content	CVR	Component
			1	2
1	Other commitments	0.80	0.717
2	Unable to manage time	0.84	0.794
3	Feel well	0.94	0.746
4	Excessive pain	0.87	0.794
5	Treatment cost	0.99		0.668
6	Not worth the money spent	0.8		0.609
7	Unavailability of caregiver	0.99		0.627
8	Unavailability of therapist	0.96		0.524

CVR content validity ratio