case control study

基本解释

DESIGN:A case controlled study of the survivors of a momentous explosion.
设计：以一起重大爆炸事故幸存者为对象的病例-对照研究。
DESIGN:A case controlled study using the patients with depression as the subjects and normal persons as the controls.
设计：以抑郁症患者为研究对象，正常人群为对照组的病例-对照研究。
DESIGN:Non- randomized case controlled study based on diagnosis SETTING:Rehabilitation Medicine Department of First Affiliated Hospital of Sun Yat- sen University.
设计：以诊断为依据的非随机化同期对照研究。单位：中山大学附属第一医院康复医学科。