title: Clarifying the interrupted time series study design.
authors.affiliation: Harvard University, Boston, Massachusetts, USA.
authors.forename: Theodore
authors.initials: T
authors.lastname: Svoronos
authors.affiliation: Global Health Unit, Norwegian Knowledge Centre for the Health Services, Oslo, Norway Institute of Health and Society, University of Oslo, Oslo, Norway.
authors.forename: Atle
authors.initials: A
authors.lastname: Fretheim
mesh_terms: D006801:Humans; D065186:Interrupted Time Series Analysis; D012107:Research Design
keywords: Continuous quality improvement; Healthcare quality improvement; Patient safety