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Qingxin Gu,1 Yu Zhang,2 Yuer Hu,1 Qin Liu,1 Yingying Yu11Cixi People’s Hospital, Wenzhou Medical University, Ningbo, Zhejiang, People’s Republic of China; 2School of Nursing, Southern Medical University, Guangzhou, Guangdong, People’s Republic of ChinaCorrespondence: Qin Liu; Yingying Yu, Cixi People’s Hospital, Wenzhou Medical University, Ningbo, Zhejiang, People’s Republic of China, Email 281882166@qq.com; 443754335@qq.com