Table 3.

Demographic and clinical characteristics of patients used for synovial biopsies analysis

	HC	OA	CPPA	RA
n	1	9	7	6
Age [mean (interval)]	81	57.4 (36–89)	64.6 (50–74)	57.6 (45–78)
% of woman	0% (0/1)	89% (8/9)	71% (5/7)	67% (4/6)
BMI [mean (interval)]	25.43	30.3 (18–42)	24.2 (22–33.8)	24.1 (16.4–33.9)
K&L score [median (interval)]		3 (0–4)	2 (0–4)
Histological inflammatory score		4 (3–8)	5 (5–13)	14.5 (12–17)