The agreement between ultrasound-determined joint inflammation and clinical signs in patients with rheumatoid arthritis

Table 2 Frequencies of PE detected tenderness or swelling and US-detected inflammation in wrist and finger joints

Joints	PE detected tenderness or swelling (%)		US-detected inflammation (%)
Joints	Tenderness	Swelling	GS synovial hyperplasia	PD synovitis	Tenosynovitis/peritendinitis
MCP1	19.38	11.67	12.92	6.25	0.00
MCP2	24.79	22.29	20.21	13.96	0.00
MCP3	19.58	17.71	15.83	10.63	1.16
MCP4	13.13	11.04	10.00	6.88	0.58
MCP5	15.42	12.71	13.54	6.88	0.19
PIP1	20.63	13.75	3.54	1.46	0.39
PIP2	27.50	20.63	3.13	1.04	1.16
PIP3	32.50	22.29	7.50	3.13	2.32
PIP4	25.00	16.67	5.83	2.92	1.35
PIP5	22.92	16.88	3.96	1.46	0.58
Wrist	49.17	36.04	66.46	43.75	13.37
At joint level	22.83	17.05	14.11	8.39	NA
At patient level	84.11	74.03	85.27	62.01	25.97

Abbreviations: GS gray scale, PD power Doppler, MCP metacarpophalangeal, PIP proximal interphalangeal, PE physical examination, US ultrasound, NA not applicable

ISSN: 1478-6362