“…The 4 common factors were extracted after EFA, which explained 72.79% of the total variance, and the factor load of each 3-level index on the corresponding common factor was >0.40. 31,32 The 4 common factors were mostly consistent with the 4 first-level indicators of the index system, namely, "assessment of discharge planning," "formulation of discharge planning," "implementation of discharge planning," and "follow-up and effectiveness evaluation." According to the results of the EFA, the 5 three-level indicators, "3.3.1 Collaborates with community health service centers and other medical institutions to ensure the smooth referral of older patients," "3.3.2 Coordinates the implementation of discharge planning between community health service centers and other medical institutions," "3.3.3 Coordinates nursing clinics to provide follow-up services and nursing specialist guidance for older patients," "3.3.4 Coordinates beds and other resources for older patients when referring to lower medical institutions," and "3.3.5 Provides technical guidance and training for lower medical service centers" were adjusted from "implementation of discharge planning" to "follow-up and effectiveness evaluation."…”