Minimum important difference of the Epworth Sleepiness Scale in obstructive sleep apnoea: estimation from three randomised controlled trials.
Sarah CrookNoriane Andrina SieviKonrad E BlochJohn R StradlingAnja FreiMilo A PuhanMalcolm KohlerPublished in: Thorax (2018)
Provent, NCT01332175; autoCPAP trial, NCT00280800; MOSAIC,ISRCTN (3416388).