TABLE 2.

Cronbach’s alpha scores pre- and post-intervention for Western Ontario and McMaster Universities Osteoarthritis Index.

Variables	Cronbach’s alpha	Cronbach’s alpha based on standardised items	No. of items
Pre-pain	0.807	0.808	5
Pre-stiffness	0.235	0.235	2
Pre-ADL	0.949	0.947	16
Post-pain	0.874	0.885	5
Post-stiffness	0.754	0.759	2
Post-ADL	0.944	0.946	16

ADL, activities of daily living.