Table 8.

Principal component analysis carried out on individual sub-scales to confirm factor loading. No rotation. Eigenvalue >1.

		General Overuse	General Harm	Specific Necessity	Specific Concerns
G1	Doctors use too many medicines	0.729
G4	Natural remedies are safer than medicines	0.323
G7	Doctors place too much trust on medicines	0.718
G8	If doctors had more time with patients they would prescribe fewer medicines	0.675
G2	People who take medicines should stop their treatment for a while every now and again		0.598
G3	Most medicines are addictive		0.541
G5	Medicines do more harm than good		0.726
G6	All medicines are poisons		0.737
S1	My health, at present, depends on my medicines			0.748
S3	My life would be impossible without my medicines			0.685
S4	Without my medicines I would be very ill			0.379
S7	My health in the future will depend on my medicines			0.630
S10	My medicines protect me from becoming worse			0.764
S2	Having to take these medicines worries me				0.728
S5	I sometimes worry about long-term effects of my medicines				0.801
S6	My medicines are a mystery to me				0.751
S8	My medicines disrupt my life				0.715
S9	I sometimes worry about becoming too dependent on my medicines				0.402

Factor loadings >0.3 reported