Updates are available Correction dated 2020-07-23

Article History

Received: 31 January 2020

Accepted: 31 March 2020

First Online: 23 July 2020

Change Date: 23 July 2020

Change Type: Correction

Change Details: The original version of this article unfortunately contained a mistake.

Compliance with ethical standards

:

: The authors declare that they have no conflict of interest.

: The Regional Ethics Committee (REK) classified the study as quality assurance, thus we did not need ethical assessment (case number 1366/REK). The hospital data protection officer approved the study.

: Our study involves hip fracture patients with a 1 year mortality of 25% and an even larger prevalence of cognitive impairment. We have performed a descriptive study using patient records without consent due to the patient demographics (age, mortality and cognitive impairment) by conducting a risk assessment taking into account the potential gain in quality of future patient treatment. The Regional Ethics Committee (REK) classified the study as quality assurance, thus we did not need ethical assessment (case number 1366/REK). The hospital data protection officer approved the study.

: The hospital data protection officer approved the study. We refer to the classification from the Regional Ethics Committee.

: Our data have been deidentified and stored in a secure server area only available for Eva Dybvik and Sunniva Leer-Salvesen. The data will be deleted 5 years after the study.

: IBM SPSS Statistics (version 24.0; IBM Corp. Armonk, New York) for Windows was used for the statistical analyses.