Table 3.

Knee pain, knee flexion range of motion and other joint pain

		Patients	Controls	P value
		(n = 81)	(n = 80)
Knee pain	Regular stiffness (%)	36.3	47.5	0.158
	Pain while walking (%)	22.0	35.0	0.073
	Pain while climbing up or down stairs (%)	22.0	40.0	0.046
	Pain while standing (%)	19.7	26.2	0.110
	Restriction from joining social activities due to knee pain (%)	25.0	19.0	0.468
Knee flexion range of motion	i) Excellent (%)	27.6	82.5	< 0.001
	ii) Good (%)	36.0	6.3
	iii) Average(%)	22.3	5.0
	iv) Poor (%)	5.2	3.7
	v) Bad (%)	3.9	2.5
Other joint pain	Spine (%)	43.2	46.2	0.698
	Hip (%)	4.9	2.5	0.414
	Ankle (%)	13.5	3.7	0.027