Table 1.

Demographical and clinical data of the second patient group (n = 11)

Characteristic	Value
Age (years)	68 (35 to 83)
Gender (male/female)	3/8
Disease duration (months)	24 (3 to 240)
Current knee arthritis episode duration (months)	2 (0.5 to 6)
Taking disease-modifying antirheumatic drugs	6
Taking oral corticosteroids	2
Taking nonsteroidal anti-inflammatory drugs	4
Time between biopsies (days)	10 (7 to 12)

Data presented as median (range) or number of patients.