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Table 5 Sensitivity and specificity of pelvic enthesitis for the diagnosis of ERA correlated to the number of sites of enthesitis demonstrated on MRI of the SI joints

From: Diagnositic value of pelvic enthesitis on MRI of the sacroiliac joints in enthesitis related arthritis

 

N

SN % (CI)

SP % (CI)

enthesitis

23

20 (11.6–33.7)

87 (77.6–93.0)

1 site

16

17 (9.0–29.8)

93 (84.7–97.0)

2 sites

6

3 (0.6–12.9)

95 (87.7–98.5)

3 sites

1

/

99 (92.7–99.9)

  1. (N = number of patients; SN = sensitivity, SP = Specificity, CI = Wilson score 95 % Confidence Interval)
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Pediatric Rheumatology

ISSN: 1546-0096