Correlation of pain relief with physical function in hand osteoarthritis: randomized controlled trial post hocanalysis

Table 4 Correlations between changes in outcome measures from baseline to week 8

	VAS pain intensity	AUSCAN pain	AUSCAN stiffness	AUSCAN function	Global rating of disease
VAS pain intensity	1.00	0.81^a	0.66^a	0.75^a	0.76^a
AUSCAN pain		1.00	0.74^a	0.88^a	0.75^a
AUSCAN stiffness			1.00	0.75^a	0.60^a
AUSCAN function				1.00	0.71^a
Global rating of disease					1.00

^aP < 0.001. AUSCAN, Australian/Canadian Osteoarthritis Hand Index; VAS, Visual Analog Scale.

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