A Study on the Intervention Effect of a Structured Grief Counseling Program on Grief Responses in Caregivers of Patients with Advanced Cancer

INTERVENTION: Experimental Behavioral,No Intervention No treatment Structured Grief Counseling Program,Standard Care Support The intervention is an 8‐session structured grief counseling program based on cognitive behavioral therapy (CBT). Four sessions are delivered before the patient's death, and four sessions after the death. The control group receives standard routine care without additional counseling.,Usual supportive care, including psychoeducational materials on grief and bereavement, and general emotional support provided by the palliative care team. No structured grief counseling is offered. CONDITION: Advanced cancer Caregiver grief reaction Anticipatory grief Bereavement guilt Anxiety Depression Caregiver psychological distress ; Caregivers; Grief; Adaptation, Psychological; Cognitive Behavioral Therapy; Palliative Care; Terminal Care; Neoplasms; Anxiety; Depression; Quality of Life Caregivers; Grief; Adaptation, Psychological; Cognitive Behavioral Therapy; Palliative Care; Terminal Care; Neoplasms; Anxiety; Depression; Quality of Life PRIMARY OUTCOME: Grief severity At 3 months after the patient's death (T3) Assessed by the total score of the Anticipatory Grief Scale SECONDARY OUTCOME: Bereavement‐related distress At 3 months after the patient's death (T3) Assessed by the total score of the Bereavement Grief Scale (BGS),Anxiety symptoms At 3 months after the patient's death (T3) Assessed by the Self‐rating Anxiety Scale (SAS) score.,Depressive symptoms At 3 months after the patient's death (T3). Assessed by the Self‐rating Depression Scale (SDS) score.,Post‐traumatic growth At 3 months after the patient's death (T3). Assessed by the Post‐traumatic Growth Inventory (PTGI) score.,Quality of life At 3 months after the patient's death (T3). Assessed by the 36‐item Short Form Health Survey (SF‐36) scores. INCLUSION CRITERIA: 1. Primary informal family caregiver (e.g., spouse, adult child) designated by the patient receiving palliative care for advanced cancer. 2. Aged 18 years or older. 3. Able to read, understand, and complete the study questionnaires. 4. Voluntary participation and signed written informed consent.