Table 2.

PET/CT analysis: interobserver agreement (N = 9 studies)

Joints	Baseline		W16
	Visual analysis	SUVs	Visual analysis	SUVs
	Kappa (CI 95%)	CCC (CI 95%)	Kappa (CI 95%)	CCC (CI 95%)
Knees	0.75 (0.42, 1.00)	0.95 (0.86, 0.98)	0.85 (0.57, 1.00)	0.92 (0.80, 0.97)
Wrists	0.73 (0.38, 1.00)	0.80 (0.71, 0.86)	0.75 (0.44, 1.00)	0.93 (0.90, 0.96)
MCPs	0.77 (0.63, 0.90)	0.97 (0.96, 0.98)	0.69 (0.54, 0.84)	0.86 (0.80, 0.91)
PIPs	0.80 (0.67, 0.92)	0.99 (0.96, 1.00)	0.64 (0.49, 0.81)	0.97 (0.91, 0.99)
Global	0.79 (0.70, 0.87)	0.93 (0.61, 0.94)	0.70 (0.61, 0.80)	0.93 (0.91, 0.95)