Updates are available Expression of concern dated 2026-01-14

Article History

Received: 6 April 2016

Accepted: 7 December 2017

First Online: 22 December 2017

Change Date: 26 May 2025

Change Type: Update

Change Details: Editor's Note: Readers are alerted that the reliability of data presented in this article is currently in question. Appropriate editorial action will be taken once this matter is resolved.

Change Date: 14 January 2026

Change Type: ExpressionOfConcern

Change Details: An Editorial Expression of Concern to this paper has been published:

Change Details: https://doi.org/10.1186/s12884-025-08604-x

Ethics approval and consent to participate

: This study was approved by the ethical committee of the Department of Obstetrics and Gynecology, Minia University Hospital on 15/03/2015 (Registration number: MUH15323). As the study was retrospective, Obtaining consent forms from patients was not applicable.

: Not applicable.

: The authors declare that they have no competing interest.

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