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Table 5 Statistical analysis of activity indexes, blood tests, and fecal markers.

From: Inflammatory bowel disease activity assessed by fecal calprotectin and lactoferrin: correlation with laboratory parameters, clinical, endoscopic and histological indexes

  Sensitivity Specificity PPV NPV Accuracy
CDAI 25% 100% 100% 44% 53%
CDEIS 92% 93% 96% 87% 92%
MDAI 75% 100% 100% 63% 83%
CRP 58% 73% 81% 46% 63%
Lactoferrin 90% 92% 96% 83% 91%
Calprotectin 77% 100% 100% 68% 85%