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Table 2 Etiology of stiffness and the number of knees studied

From: Results of total knee arthroplasty for painless, stiff knees

Etiology Number of knees Percentage
Osteoarthritis 4 26.6%
Sequelae of tuberculosis 4 26.6%
Rheumatoid arthritis 3 20%
Post-traumatic arthritis 3 20%
Sequelae of pyogenic arthritis 1 6.6%
Total number of knees 15 100%