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Gray Matters Alzheimer's Disease Prevention Intervention

Not Applicable
Completed
Conditions
Alzheimer's Disease
Interventions
Behavioral: Health education program
Registration Number
NCT02290912
Lead Sponsor
Utah State University
Brief Summary

This is a randomized controlled trial to develop and test the efficacy of a multi-domain lifestyle behavioral intervention designed to promote healthier lifestyle behaviors linked to lower Alzheimer's disease risk among persons aged 40 to 64 years.

Detailed Description

This is a randomized controlled trial to develop and test the efficacy of a multi-domain lifestyle behavioral intervention designed to promote healthier lifestyle behaviors linked to lower Alzheimer's disease risk among persons aged 40 to 64 years. Participants are randomized to treatment or control condition. The intervention, spanning a six month period, is an evidence-based health education program.

Recruitment & Eligibility

Status
COMPLETED
Sex
All
Target Recruitment
146
Inclusion Criteria
  • Age
  • Residing or working in Cache County Utah
  • Possessing smart phone or tablet
Exclusion Criteria
  • Dementia
  • Pregnancy
  • Untreated chronic major depression or other psychiatric condition
  • Body mass index > 41
  • Heart or stroke in prior 6 weeks
  • Active cancer treatment
  • Unwillingness to seek medical help when serious condition identified at intake

Study & Design

Study Type
INTERVENTIONAL
Study Design
PARALLEL
Arm && Interventions
GroupInterventionDescription
TreatmentHealth education programHealth education program; informational website, experiential classes in various help domains, custom smart phone application, and wearable technology
Primary Outcome Measures
NameTimeMethod
Picture Vocabularyup to 7 months

Picture Vocabulary cognitive test score

Oral Symbol Digit Testup to 7 months

Oral Symbol Digit Test cognitive test score

Montreal Cognitive Assessmentup to 7 months

Montreal Cognitive Assessment test score

Rey Auditory Verbal Learning Testup to 7 months

Rey Auditory Verbal Learning Test score

Blood pressureup to 7 months

Systolic and diastolic blood pressure

LDL Cholesterolup to 7 months

Low-density lipoprotein from venipuncture blood sample

Flanker Inhibitory Control and Attention Testup to 7 months

Flanker Inhibitory Control and Attention Test cognitive test score

List Sorting Working Memory Testup to 7 months

List Sorting Working Memory Test cognitive test score

Controlled Oral Word Association Testup to 7 months

Controlled Oral Word Association Test score

Body mass indexup to 7 months

Height and weight measurement for computing body mass index

Insulinup to 7 months

insulin from venipuncture blood sample

Skin carotenoid statusup to 7 months

Biophotonic device that shines a light-emitting diode (LED) light at a site on the palm, to measure the skin carotenoid level in units of Raman counts

Triglyceridesup to 7 months

triglycerides from venipuncture blood sample

HDL Cholesterolup to 7 months

High-density lipoprotein from venipuncture blood sample

Systemic inflammationup to 7 months

C-reactive protein from venipuncture blood sample

Total cholesterolup to 7 months

Total cholesterol from venipuncture blood sample

Secondary Outcome Measures
NameTimeMethod
Motivationup to 7 months

Situational Motivation Scale score

Sleep Qualityup to 7 months

Pittsburgh Sleep Quality Index scale score

Depressionup to 7 months

Center for Epidemiologic Studies - Depression scale score

Physical Activity - Moderateup to 7 months

self-report question concerning # minutes per day doing moderate intensity physical activity (per Center for Disease Control definition)

Physical Activity - Vigorousup to 7 months

self-report question concerning # minutes per day doing vigorous intensity physical activity (per Center for Disease Control definition)

Metacognitionup to 7 months

Total score from a set of seven items (1=much worse to 5=much better), comparing current memory to how it was three years ago, adapted from a questionnaire of functional ability

Lonelinessup to 7 months

Loneliness subscale from the NIH Toolbox measures for social engagement

Stressup to 7 months

Perceived Stress Scale score

Emotional Supportup to 7 months

Emotional Support subscale from the NIH Toolbox measures for social engagement

Friendshipup to 7 months

Friendship subscale from the NIH Toolbox measures for social engagement

Hostilityup to 7 months

Hostility subscale from the NIH Toolbox measures for social engagement

Readiness for Changeup to 7 months

Revised University of Rhode Island Change Assessment (R-URICA) readiness for change scale

Nutritionup to 7 months

Diet History Questionnaire

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