Table 1 Patient characteristics at time of arthroscopy

Number of procedures

408

Number of patients

237

Age (mean)

52 years (range 20 to 85)

Sex

170 women/67 men

Disease duration (mean)

91 months (range 1 to 623)

Arthritis duration (mean)

43.5 weeks (range 0 to 564)

Patients on NSAIDs at arthroscopy

148

Patients on DMARDs at arthroscopy

99 (88 on methotrexate)