SDS包含20个标准化项目,全面覆盖抑郁的四个核心症状群:
1. 情感症状维度(5项):
- 抑郁心境
- 无价值感
- 绝望感
- 情绪昼夜波动
- 易哭倾向
2. 躯体症状维度(8项):
- 睡眠障碍
- 食欲改变
- 性欲减退
- 体重变化
- 易疲劳感
3. 认知症状维度(4项):
- 思考困难
- 决断困难
- 记忆减退
- 注意力涣散
4. 行为症状维度(3项):
- 活动减少
- 社交退缩
- 言语迟缓
评分机制与解释标准
量表采用4级Likert评分(1-4分),通过标准分转换公式(原始总分×1.25)得出最终评估值:
- 50-59分:轻度抑郁倾向
- 60-69分:中度抑郁症状
- 70分及以上:重度抑郁症状
1. "A Self-Rating Depression Scale: Reliability and Validity Studies in Normal and Clinical Populations" - Archives of General Psychiatry, 1965 (Zung, W.W.K.)
2. "Cross-Cultural Adaptation and Validation of the Zung Self-Rating Depression Scale in Asian Populations" - Asian Journal of Psychiatry, 2018
3. "Comparative Analysis of SDS and HAMD in Depression Screening: A Meta-Analytic Approach" - Journal of Affective Disorders, 2020