Acknowledgements
We are grateful to Dr Ashley Garner and Katie Hadfield for their help in identifying potential recruits and to Michelle Halligan, Claire Kurasz and Liz Shenton for their invaluable work in recruiting subjects. The Airedale gynaecology consultant team supported the study throughout. This study was funded by the Kershaw Legacy, Airedale NHS Foundation Trust. CEB was funded by a Manchester University NHS Foundation Trust Clinical Research Fellowship. EJC was funded by a National Institute for Health and Care Research (NIHR) Advanced Fellowship (NIHR300650) and the NIHR Manchester Biomedical Research Centre (NIHR203308).