External validation of multivariable prediction models : a systematic review of methodological conduct and reporting
Before considering whether to use a multivariable (diagnostic or prognostic) prediction model, it is essential that its performance be evaluated in data that were not used to develop the model (referred to as external validation). We critically appraised the methodological conduct and reporting of external validation studies of multivariable prediction models.
We conducted a systematic review of articles describing some... Expand abstract
- Publication status:
- Peer review status:
- Peer reviewed
- Publisher's version
- Publisher copy:
- Copyright holder:
- Collins et al.
- Copyright date:
- © 2014 Collins et al.; licensee BioMed Central Ltd. This is an Open Access article distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/by/2.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly credited. The Creative Commons Public Domain Dedication waiver (http://creativecommons.org/publicdomain/zero/1.0/) applies to the data made available in this article, unless otherwise stated.