Levesque 2014.

Methods	A prospective validation study based on previously collected RCT data
Data	Four central readers evaluated endoscopic videos captured during a placebo‐controlled trial (Feagan 2013)
Comparisons	Treatment of known efficacy (mesalamine)
Outcomes	Responsiveness (see Table 6)
Notes	Reported in abstract form only Endoscopic Scoring indices evaluated: Modified Mayo Clinic Endoscopic Subscore, Modified Baron Score, UCEIS
Risk of bias
Item	Authors' judgement	Description
Blinding?	Yes	Central reading was employed
Independent Observation?	Unclear	Not relevant (responsiveness)