Clinical Study

Use of the Cognitive Performance Test for Identifying Deficits in Hospitalized Older Adults

Table 4

Designation of functional impairment: Phi test of CPT and AMPS-process.

CPT total scoreAMPS-Process designationTotal
DependentIndependent

<4.6 (impaired)18826
4.6 or more (unimpaired)61521

Total242347

Phi = 0.40; .