Table 1.

Clinical characteristics of the patients with rheumatoid arthritis

Patient	Disease duration (months)	Site of surgery	Gender	Medication
1	180	Knee	Female	Prednisolone, 5 mg/d; celecoxib, 200 mg/d; gasmotine, 2.5 mg/d
2	36	Knee	Female	Cyclosporin A, 100 mg/d; triamcinolone, 2 mg/d
3	240	Knee	Male	Prednisolone, 5 mg/d; hydroxychloroquine, 200 mg/d; sulfasalazine, 500 mg/d
4	180	Hip	Female	Hydroxychloroquine, 200 mg/d
5	187	Knee	Female	Deflazacort, 5 mg/d; methotrexate, 12.5 mg/wk; leflunomide, 10 mg/d; hydroxychloroquine, 200 mg/d