The Appropriateness Evaluation Protocol (AEP) is based on the medical and technical criterions.It is a diagnosis-independent, for assessing potentially unnecessary length of stay.

• 入院及住院日适当性评价方案是基于医疗和技术标准的、独立于各病种的评价工具,在诊断不明确或不正确的情况下也能使用。