The overarching goal of this study is to a) assess the feasibility and preliminary validity of home-based delivery of TeleNP to patients with suspected Alzheimer's Disease (AD), referred for cognitive assessments in a Neurology Clinic; and b) elucidate whether TeleNP is equivalent to face-to-face evaluation (FF) for diagnostic adjudication of atypical versus typical AD.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
DIAGNOSTIC
Masking
SINGLE
Enrollment
116
The intervention is the assessment modality. The control condition is face-to-face evaluation (FF).
The intervention is the assessment modality. The intervention condition is TeleNP evaluation.
University of Colorado Anschutz Medical Campus (CU-AMC)
Aurora, Colorado, United States
Agreement of Cognitive Test Results Across Testing Modalities as Measured by Neuropsychological Test Mean Scores, Measures With Total Correct Items
Raw scores for measures of Memory, Executive Functions, Language, and Spatial Abilities will be compared across both conditions. CVLT= California Verbal Learning Test- 2nd edition; Delayed recall measures Memory, total words recalled after 20-minutes (range: 0-16). Higher=better. RBANS = Repeatable Battery for the Assessment of Neuropsychological Status; Delayed recall (Memory) - total elements recalled (range: 0-20). Higher=better. Figure Copy (Spatial)- total copied (range: 0-20). BNT=Boston Naming Test (Language) -total correct (range: 0-15). Higher=better. Category Fluency (Language) - total correct) (range: 0- no limit). Higher=better. JoLO=Judgment of Line Orientation (Spatial) -total correct (range: 0-15). Higher=better
Time frame: After the exposure to each health delivery conditions, Face-to-face evaluation (FF) and TeleNP evaluation, at Week 1 and Weeks 5-7
Agreement of Neuropsychologist Diagnosis Across Testing Modalities as Measured by Neuropsychologist-Determined Diagnosis
Neuropsychologist-determined diagnosis (i.e., typical AD, atypical/complex AD, not AD) will be compared across both conditions whether TeleNP alters assessment of patient diagnosis.
Time frame: After the exposure to each health delivery conditions, Face-to-face evaluation (FF) and TeleNP evaluation, at Week 1 and Weeks 5-7
Agreement of Neuropsychologist Appraisal of Severity Across Testing Modalities as Measured by Neuropsychologist-Determined Severity
Neuropsychologist-determined severity (i.e., subjective cognitive concerns; MCI; mild dementia) will be compared across both conditions whether TeleNP alters assessment of patient severity.
Time frame: After the exposure to each health delivery conditions, Face-to-face evaluation (FF) and TeleNP evaluation, at Week 1 and Weeks 5-7
Acceptability and Feasibility of Intervention Measures as Measured by 4-item Acceptability and Feasibility of Intervention Measures Scale
The 4-item Acceptability and Feasibility of Intervention Measures Scale is used for rating all participants and care partners' perspective on the acceptability and feasibility of the Face-to-face evaluation (FF) and TeleNP evaluation as assessed using a 5-point Likert scale at Week 1 or Weeks 5-7, depending on randomization. Scores range from "Completely disagree" (1) to "Completely agree" (5).
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Time frame: After the exposure to each health delivery conditions, Face-to-face evaluation (FF) and TeleNP evaluation, at Week 1 and Weeks 5-7
Acceptability and Feasibility of Intervention Measures as Measured by 19-item UTAUT Questionnaire Adapted to TeleNP
The UTAUT questionnaire adapted to TeleNP is used for rating all participants' perspective on the acceptability and feasibility of TeleNP evaluation as assessed using a 5-point Likert scale at Week 1 or Weeks 5-7, depending on randomization. Scores range from "Strongly disagree" (1) to "Strongly agree" (5). Performance expectancy refers to the degree to which an individual believes that using a technology will help them improve their performance. Effort expectancy is the degree of ease associated with using the technology. Behavioral intention reflects an individual's plan to use the technology.
Time frame: After the exposure to the TeleNP evaluation (up to Week 7)
Agreement of Cognitive Test Results Across Testing Modalities as Measured by Neuropsychological Test Mean Scores (Timed Measures)
Raw scores for measures of Executive Functions will be compared across both conditions. DKEFS= Delis-Kaplan Executive Function Systems; Color-Word Inhibition (Executive Functions) -total time (range: 0-180"). Higher=worse Oral Trail Making Test B (Executive Functions) total time (range: 0-300"). Higher=worse
Time frame: After the exposure to each health delivery conditions, Face-to-face evaluation (FF) and TeleNP evaluation, at Week 1 and Weeks 5-7