1Status quo and influencing factors of postpartum posttraumatic stress disorder in parturientZHENG Wenkai, WANG Meifang, DU Juan, LIU Xiaomei4897-49012Construction and validation of a risk prediction model for lower extremity deep vein thrombosis in patients with severe traumatic brain inj uryZHANG Chunxia, LI Xiang, MENG Xiaoj ing, FENG Yingpu, ZHOU Limin4902-49073Status quo and influencing factors of information demand of postoperative patients with oral cancerSHENG Huiyang, WENG Xiaoling, LIU Xueli, LU Qianru, LIU Jingyu, ZHU Xiaoqin4907-49114Analysis of research hotspots in nutritional management of patients with congenital heart disease at home and abroadZHANG Huiwen, GU Ying4912-49165Research progress on readiness for hospital discharge of rheumatoid arthritis patientsWANG Weizhao, XU Rui, MIAO Junfang, WU Huijuan, GONG Yingxia, JIA Hong'an, WANG Huijuan4931-49346Application progress of drama teaching method in nursing educationWANG Guangya, XU Cuiping, MENG Yuchen, ZHANG Qiuyue, ZHANG Xin4934-49387Research status quo of nursing dependence of stroke patientsPEI Lili, ZHENG Fangqiu4938-4942