Effectiveness of Group Acceptance and Commitment Therapy in Treating Acute Stroke Patients With Depression

The goal of this clinical trial is to discover the effectiveness of group-based Acceptance and Commitment Therapy (ACT) in treating depression for acute stroke patients. The main question\[s\] it aims to answer are: * Group-based ACT (G-ACT) could significantly reduce the depressive symptoms in patients with acute stroke, * the interventional efficacy could be maintained at 3-month follow-up * similar benefits would be observed for quality of life (QOL), sleep quality, psychological flexibility, cognitive fusion, and confidence. The patients included to the control group received usual care support in hospital, and the patients included to the intervention group received G-ACT and usual care support. the G-ACT treatment in this study comprised 7 sessions of 45-60 minutes and was administered throughout the course of the 4-week long trial.