Effects of Mindfulness-Compassion Training Based on the Effort-Reward Imbalance (ERI) Theory on Job Burnout and Mental Health Among Psychiatric Nurses

INTERVENTION: control group:conventional training;Intervention group:Mindfulness and Compassion Training; CONDITION: Job burnoutmental healthheart rate variability PRIMARY OUTCOME: Maslach Burnout Inventory‐Human Services Survey, MBI‐HSS; SECONDARY OUTCOME: Self‐Compassion Scale;Effort‐Reward Imbalance Questionnaire, ERI‐Q; INCLUSION CRITERIA: 1. Currently employed registered nurse in a mental health hospital, with at least 1 year of clinical nursing experience in psychiatry; 2. Age between 20 and 55 years old; 3. Voluntarily participate and sign the informed consent form; 4. Not concurrently involved in other similar psychological intervention projects; 5. Screened through the baseline assessment, exist a high‐risk state of job burnout: MBI‐HSS (Maslach Burnout Inventory ‐ Human Services Survey) score meets any of the following conditions: the emotional exhaustion dimension >= 27 points (moderate to high level); or depersonalization dimension >= 10 points (moderate to high level); or personal accomplishment dimension <= 31 points (low level); or the "Ratio of Effort/Recovery" in the ERI‐Q questionnaire > 1, indicating a significant imbalance between effort and recovery.