Table 6.

Ecological Validity: Correlation of Disability Measures with the VCAT

Measure	r
Timed 25-Foot Walk	−.26**
The Incapacity Status Scale	−.43***
The Environmental Status Scale	−.32***
SF36 Bodily Pain	−.12
SF36 General Health Perceptions	.10
SF36 Vitality	.18*
SF36 Social Role Function	.14
SF36 Emotional Role Functioning	.15
SF36 Mental Health	.12
SF36 Physical Functioning	.41***
SF36 Physical Role Functioning	.16*
PDQ Attention	−.27***
PDQ Retrospective Memory	−.28***
PDQ Prospective Memory	−.26**
PDQ Planning	−.24**
PDQ Total	−.28***
CMDI Mood Score	−.12

^***: p≤.001

^**: p<.01

^*p<.05

Note: Timed 25 Foot Walk: 25 Foot Walk, The 36-Item Short Form Health Survey: SF36, PDQ: the Perceived Deficits Questionnaire, the Chicago Multiscale Depression Inventory: CMDI. The square-root transformed VCAT scores were included in these correlations.