At the end of 2018, there were 249 million people aged 65 years or over in China, accounting for 11.4% of the total population (National Bureau of Statistics, 2018). In China, 74.2% of adults older than 60 years have at least 1 common chronic disease (Cui, Mao, & Wang, 2016). Due to the ageing of their bodily organs, it is difficult for them to maintain their physical and psychological balance (Fried, Ferrucci, Darer, Williamson, & Anderson, 2004). A national survey indicated that 59.2% of older inpatients were over 80 years old, the average number of hospitalizations tripled with increasing age and the number of re-hospitalizations increased significantly (Xu, et al, 2014). Older adults experience greater health risks and have a particularly increased demand for hospital care (Mara, Freitas, Flavia, & Cristina, 2017). Gerontological nurse specialists (GNSs) engage more in the application of elderly care best practices (Conley et al., 2012; Cora, &