	Intraobserver Reliability (ICC 95% CI)		Interobserver Reliability (ICC 95% CI)
Joint Region	Greyscale	Power Doppler	Greyscale	Power Doppler
PIP (IP)	0.91 (0.87–0.95)	0.96 (0.94–0.99)	0.82 (0.75–0.89)	0.90 (0.87–0.93)
MCP	0.95 (0.92–0.98)	0.98 (0.97–0.99)	0.88 (0.86–0.90)	0.92 (0.88–0.94)
Wrist	0.91 (0.87–0.95)	0.96 (0.94–0.98)	0.81 (0.76–0.85)	0.88 (0.85–0.91)
Elbow	0.94 (0.91–0.97)	0.98 (0.96–0.99)	0.88 (0.86–0.90)	0.89 (0.85–0.93)
Shoulder	0.90 (0.87–0.93)	0.98 (0.97–0.99)	0.87 (0.83–0.90)	0.90 (0.87–0.93)
Knee	0.94 (0.91–0.97)	0.96 (0.94–0.98)	0.81 (0.76–0.85)	0.88 (0.84–0.91)
Total	0.93 (0.90–0.97)	0.97 (0.95–0.99)	0.85 (0.82–0.89)	0.89 (0.87–0.91)

PIP: proximal interphalangeal joint. IP: interphalangeal joint; MCP: metacarpophalangeal joint.