1 From the Department of Anaesthesia and Pain Medicine (BT, SM, IA, TG, MF, MLG), the Department of Gynaecology and Fertility (PP, JMA), Clinical Research Department and Statistics (TK), Hospital Foch, Suresnes, Paris-Saclay University, Orsay (PS) and the Clinical Research Department and Statistics (PS), Clinique Ambroise Paré, Neuilly sur Seine, France.