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Table 3 The agreement between clinical findings and ultrasound detected inflammation, for wrist and finger joints

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

Joint

Number of joints

Agreement (%)

Kappa

PE+/US+

PE+/US−

PE−/US+

PE−/US−

MCP1

37

69

25

385

81.78%

0.340*

MCP2

71

81

30

334

78.49%

0.426*

MCP3

58

70

21

367

82.36%

0.458*

MCP4

30

50

22

414

86.05%

0.379*

MCP5

39

54

28

395

84.11%

0.396*

PIP1

17

96

4

399

80.62%

0.199*

PIP2

15

137

7

357

72.09%

0.106*

PIP3

38

138

10

330

71.32%

0.226*

PIP4

26

108

9

373

77.33%

0.224*

PIP5

16

114

6

380

76.74%

0.148*

Wrist

237

41

107

131

71.32%

0.411*

Total

584

958

269

3865

78.38%

0.365*

  1. Abbreviations: MCP metacarpophalangeal, PIP proximal interphalangeal, PE+ presence of tenderness or swelling by physical examination, US+ GS ≥ 1 or PD ≥ 1 for synovitis or tenosynovitis/peritendinitis
  2. *p < 0.01