Article Text

Download PDFPDF
Clarifying the interrupted time series study design: the author’s reply
  1. Peter McCulloch
  1. Correspondence to Peter McCulloch, Nuffield Department of Surgery, Oxford University, Oxford OX3 9DU, UK; peter.mcculloch{at}

Statistics from

Request Permissions

If you wish to reuse any or all of this article please use the link below which will take you to the Copyright Clearance Center’s RightsLink service. You will be able to get a quick price and instant permission to reuse the content in many different ways.

Technically, the term interrupted time series (ITS) includes before–after studies. However, we completely agree with Svoronos and Fretheim that the utility of the term ITS will not be retained unless it is reserved for …

View Full Text


  • Competing interests None.

  • Provenance and peer review Not commissioned; internally peer reviewed.

Linked Articles