Table 3.

List of variables used in case-mix algorithm

Variable	Type of measure	Source of variables	Items used to create variable
Cognitive Performance Scale	Summary scale	interRAI CHA	Short term memory, cognitive skills for decision making, eating, making self understood
Understands others	Single item	interRAI CHA	Ability to understand others (comprehension)
Adapted or manually coded language	Single item	Deafblind Supplement	Use of an adapted or manually coded language as a form of communication
Personal hygiene	Single item	interRAI CHA	Self performance in personal hygiene ADL
Transportation capacity	Single item	interRAI CHA	Self performance capacity in transportation instrumental ADL
Depression Rating Scale	Summary scale	interRAI CHA	Sum of frequency of: negative statements, persistent anger, unrealistic fears, repetitive health complaints, repetitive anxious complaints, tearfulness, sad/pained facial expression in last 3 days