Stay up to date with notifications from The IndependentNotifications can be managed in browser preferences.Jump to contentThank you for registeringPlease refresh the page or navigate to another page on the site to be automatically logged inPlease refresh your browser to be logged inAllNewsSportCultureLifestyleThe report found all three deaths could have been avoided if the mothers had been advised to come to hospital rather than remain at home (Alamy) (Local Library)More than 100 maternity staff are taking legal action against Mid and South Essex NHS Foundation Trust. The staff, including midwives and healthcare assistants, were exposed to dangerous levels of nitrous oxide at Basildon University Hospital between 2018 and 2023. An independent review found the trust "failed to act with candour" and had an "unacceptable delay" in responding to concerns about the gas levels, which were first raised in July 2021. Staff reported suffering symptoms such as fatigue, anxiety, headaches, and "brain fog" due to the exposure. The trust's chief executive has apologised for the delay, stating that robust systems are now in place to ensure safe nitrous oxide levels. In fullMore than 100 maternity staff sue NHS over nitrous oxide exposureThank you for registeringPlease refresh the page or navigate to another page on the site to be automatically logged inPlease refresh your browser to be logged in