Table 3.

Logistic regression analysis comparing health service utitlisation by people with knee versus people with hip pain.

Health service/treatment	Estimated odds ratioa (95% Cl) Knees versus hips	P-value
Hips (reference group)	1.00
Ever consulted GP about the painful joint(s)b	1.76 (1.03 to 3.00)	0.04
GP ever examined the joint(s)	1.88 (1.01 to 3.50)	0.05
GP ever requested a joint x-ray	0.47 (0.24 to 0.93)	0.03
Ever taken painkillers for the painful joint(s)	0.56 (0.32 to 0.98)	0.04
Ever used complementaryc therapy for the painful joint(s)	0.71 (0.39 to 1.27)	0.25
Ever seen a specialist about the painful joint(s)	0.85 (0.48 to 1.50)	0.57

^aAdjusted for age, sex, severity, comorbidity (has a health problem as least as bad as the hip or knee), bilaterality and time of onset.

^bJoint(s) refers, in all analyses, to the currently painful hip joint(s) for hip cases and the currently painful knee joint(s) for knee cases.

^cComplementary therapy includes glucosamine, homeopathy, osteopathy, chiropractic, hydrotherapy and acupuncture.