这项研究是由美国的亚利桑那大学健康科学中心完成的。研究人员调查了2100名40～69岁之间的女性,其中近70%为已婚或有长期固定性伴侣者。这些女性被要求完成一份问卷,以了解其性活动、性唤起等方面的反应。 The study was performed by the University of Arizona Health Science Center in the United States. Researchers surveyed 2,100 women between the ages of 40 and 69, of whom nearly 70% were married or have long-term fixed partners. The women were asked to complete a questionnaire to understand their sexual activity, sexual arousal and other aspects of the response.