The Survey of Knee Osteoarthritis in the Population over Age 50 Visited in the Health Bus in Kermanshah, Iran

Table 2

Results of Section 1 of the knee questionnaire.

The amount of pain	Ability to bend the knee completely	Ability to extend the knee completely	Feeling of knee lock when moving	Crepitation when moving	Swelling of the knee
Never	1	4	354	347	413
	0.2%	0.7	60.1%	58.9%	70.1%
Rarely	19	18	81	50	55
	3.2%	3.1%	13.8%	8.5%	9.3%
Some of the time	32	35	76	75	49
	5.4%	5.9%	12.9%	12.7%	8.3%
Most of the time	84	83	63	98	52
	14.3%	14.1%	10.8%	16.6%	8.8%
All of the time	453	449	14	19	20
	76.9%	76.2%	2.4%	3.2%	3.4%
Total	589	589	588	589	589
	100%	100%	100%	100%	100%