title: Statistics commentary series: commentary #3--last observation carried forward.
authors.affiliation: From the Department of Psychiatry & Behavioural Neurosciences, McMaster University, Hamilton; and Department of Psychiatry, University of Toronto, Toronto, Ontario, Canada.
authors.forename: David L
authors.initials: DL
authors.lastname: Streiner
mesh_terms: D002986:Clinical Trials as Topic / Q000592:standards / Q000706:statistics & numerical data*; D006801:Humans; D019370:Observation; D010352:Patient Dropouts / Q000706:statistics & numerical data*; D013223:Statistics as Topic / Q000592:standards