Introduction: Postoperative nausea and vomiting remains a significant problem in our clinical
setting. This study at the University of Calabar Teaching Hospital, Calabar in Nigeria aims to
investigate the incidence of postoperative nausea and vomiting among gynaecological and nongynaecological
patients undergoing surgery under general anaesthesia, compare the incidence as
it affects males and females, identify predisposing factors and recommend preventive measures