City Birth Trauma Scale

The City Birth Trauma Scale can be used clinically or in research to examine PTSD symptoms and clinical disorder in women or their partners who have experienced trauma in childbirth.It has 29 questions that measure PTSD according to the diagnostic criteria of the DSM-5 published by the American Psychiatric Association (2013).

The City Birth Trauma Scale is free to use in clinical practice or research under a Creative Commons license. Copies can be downloaded below or obtained on request through the Contact us form.

Translated versions

Translated versions of the City Birth Trauma Scale are available here.


Information about how to score the City Birth Trauma Scale is given here: City BiTS scoring information

Conditions of use

If you use the scale please do not alter any of the wording without permission and make sure the City University logo is used on the first page. If you publish research using the City Birth Trauma Scale please make sure you cite the original publication and all original authors using the full citation of the article as: Ayers S, Wright DB and Thornton A (2018) Development of a Measure of Postpartum PTSD: The City Birth Trauma Scale. Frontiers in Psychiatry, 9:409.

Copyright © 2018 Ayers, Wright and Thornton. This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original authors and the copyright owners are credited and that the original publication is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.

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City, University of London is an independent member institution of the University of London. Established by Royal Charter in 1836, the University of London consists of 18 independent member institutions with outstanding global reputations and several prestigious central academic bodies and activities.