TABLE II.

Number of Upper and Lower Extremity Procedures Performed During the First Operation for Rheumatoid Arthritis After Diagnosis and During the Study Period

Procedure*	Initial Procedures Performed Following Diagnosis, (N = 452)	Total No. of Procedures During the Study Period (N = 589)
Hand
Tendon reconstruction and/or muscle release	38 (8%)	50 (8%)
Synovectomy	37 (8%)	42 (7%)
MCP, IP, or CMC arthroplasty	44 (10%)	65 (11%)
MCP, IP, or CMC arthrodesis	21 (5%)	32 (5%)
Wrist
Synovectomy, arthrodesis, or arthroplasty	34 (8%)	46 (8%)
Elbow
Arthroplasty or synovectomy	18 (4%)	23 (4%)
Shoulder
Arthroplasty or synovectomy	25 (6%)	37 (6%)
Knee
Arthroplasty	138 (31%)	171 (29%)
Hip
Arthroplasty	70 (15%)	90 (15%)
Ankle and foot
Arthrodesis, arthroplasty, or synovectomy	27 (6%)	33 (6%)

^*MCP = metacarpophalangeal, IP = interphalangeal, and CMC = carpometacarpal.