title: Practical guides to understanding sample size and minimal clinically important difference (MCID).
authors.affiliation: Department of Otolaryngology-Head and Neck Surgery, Washington University School of Medicine, St Louis, MO 63110, USA. jgneely@aol.com
authors.forename: J Gail
authors.initials: JG
authors.lastname: Neely
authors.forename: Ron J
authors.initials: RJ
authors.lastname: Karni
authors.forename: Samuel H
authors.initials: SH
authors.lastname: Engel
authors.forename: Patrick L
authors.initials: PL
authors.lastname: Fraley
authors.forename: Brian
authors.initials: B
authors.lastname: Nussenbaum
authors.forename: Randal C
authors.initials: RC
authors.lastname: Paniello
mesh_terms: D006801:Humans; D017063:Outcome Assessment, Health Care; D018579:Patient Selection; D016032:Randomized Controlled Trials as Topic; D018401:Sample Size; D013223:Statistics as Topic