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Table 4 Diagnostic yield of PCCE-2 for the small bowel

From: Diagnostic yield of colon capsule endoscopy for Crohn’s disease lesions in the whole gastrointestinal tract

 

Ulcer scar

Erosion

Ulcer

Sensitivity

84.2% (16/19)

95.5% (21/22)

90.0% (18/20)

Specificity

63.4% (26/41)

86.8% (33/38)

87.5% (35/40)

PPV

51.6% (16/31)

80.8% (21/26)

78.3% (18/23)

NPV

89.7% (26/29)

97.1% (33/34)

94.6% (35/37)

Accuracy

70.0% (42/60)

90.0% (54/60)

88.3% (53/60)

  1. PPV positive predictive value, NPV negative predictive value, PCCE-2 the second-generation PillCam colon capsule endoscopy