Riker Sedation-Agitation Scale Clinical Classification

**Semantic type:** Intellectual Product

**Definition:** A standardized seven-point rating scale developed by Riker et al. 1999 to assess the level of alertness and agitation in critically ill patients. The assigned score ranges from 1 to 7, with three levels of sedation ranging from unarousable to sedated, one level indicating calm and cooperative, and three levels of agitation, ranging from agitated to dangerous agitation.

**Synonyms:** - SAS - SAS - SAS01