Does lewis score correlate more closely with fecal calprotectin than Capsule Endoscopy Crohn 's Disease Activity Index?
LS performs better than CECDAI in describing small-bowel inflammation, especially at FC levels of <100 μg/g. Furthermore, CECDAI levels of 3.8 and 5.8 seem to correspond to LS thresholds of 135 and 790, respectively.
The monitoring of MPA trough levels with EMIT appears to be a poor predictor of efficacy or toxicity. In contrast, it is a useful tool to evaluate the degree of therapeutic compliance.