The Brain Aging Monitor “The cutting edge of science and industry” T. Aalbers, PhD Student Department of Geriatric Medicine
The Brain Aging Monitor
“The cutting edge of science and industry”
T. Aalbers, PhD Student
Department of Geriatric Medicine
The business case
Questions?
BAM-COG matching
BAM-COG CANTAB Pen and Paper
Conveyer Belt (WM) Spatial Working Memory [1] Letter-Number Sequencing Task from
WAIS-III [2]
Sunshine (VSM) Spatial Span [1] Spatial Span subtest from WMS-III [3]
Viewpoint (ERM) Pattern Recognition [1] Continuous Visual Memory Task [4]
Papyrinth (PL) Stockings of Cambridge [1] Zoo Map Task part of the BADS [4]
1. Robbins TW, James M, Owen AM, Sahakian BJ, McInnes L, Rabbitt P. Cambridge neuropsychological test automated battery (CANTAB): A factor analytic study of a large sample of normal elderly volunteers, Dementia 1994; 5: 266-281. PMID:7951684
2. Wechsler, D. Wechsler Adult Intelligence Scale-III 1997a San Antonio: The Psychological Corporation3. Wechsler, D. Wechsler Memory Scale –Third edition: Administration and scoring manual 1997b San Antonio, TX: The Psychological Corporation4. Deary IJ, Corley J, Gow AJ, Harris SE, Houlihan LM, Marlioni RE, Penke L, Rafnsson SB, Starr JM. Age-associated cognitive decline, Brit Med Bull 2009; 92: 135-152. PMID: 19776035
Convergent and Divergent validity
Convergent Validity Divergent Validity
WAIS-III Letter Number
SequencingSpatial Working Memory National Adult Reading Test
Conveyer Belt (n=26) ρ=.577 (P =.001) ρ=-.577 (P =.001) ρ=-.029 (P =.44)
WMS-III Spatial Span Task Spatial Span
Sunshine (n=24) ρ=.669 (P <.001) ρ=.620 (P =.001) ρ=-.029 (P =.45)
Continuous Visual Memory
TestPattern Recognition
Viewpoint (n=28) ρ=.202 (P =.152) ρ=-.157 (P =.212) ρ=-.162 (P =.21)
BADS Zoo Map Stockings of Cambridge
Papyrinth (n=21) ρ=.400 (P =.036) ρ=.424 (P =.028) ρ=-.134 (P =.28)
Alternate Forms Reliability
Alternate Forms Reliability 95% Confidence Interval
Conveyer Belt (n=55) .420 0.17-0.62
Sunshine (n=78) .426 0.23-0.59
Viewpoint (n=101) .167 -0.04-0.36
Papyrinth (n=37) .645 0.41-0.80