Evidence map›Paper›PMID 41094623›Full record

ArticleTrials2025

Precision exercise in older adults with early Alzheimer's disease: The study protocol of the FIT-AD Sequential, Multiple Assignment, Randomized Trial (SMART).

Fang Yu, Michael Todd, Dereck Salisbury, Molly Maxfield, Jeremy Pruzin, Rodney P Joseph, Yi Su, Danni Li, Elsa Baena, David Coon

Registry-linked trialAbstract readClinical Trial Protocol
In one paragraph

Article in Trials, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT05877196 (Precision Medicine in Alzheimer's Disease), which is not on this map. Cited by 2 papers.

0numbers the graph read from it
0cells of the map it votes in
2citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

NCT05877196 narecruitingnot on this map

Precision Medicine in Alzheimer's Disease: A SMART Trial of Adaptive Exercises and Their Mechanisms of Action Using AT(N) Biomarkers to Optimize Aerobic-Fitness Responses (The FIT-AD SMART Trial)

TypeinterventionalSponsorArizona State UniversityRan2023 to 2028Enrolled216ConditionsMild Cognitive Impairment, Alzheimer Disease, Cognitive Impairment, Cognitive DeclineArmsModerate Intensity Continuous Training (MICT), Chair-based Stretch, High-Intensity Interval Training (HIIT), Combined Aerobic Resistance Exercise (CARE)
3 · Its place in the literature

Who cites it

2 citing papers in PubMed.

  1. Review
  2. Review
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

10 authors.

Fang YuArizona State University, Edson College of Nursing and Health Innovation, Phoenix, USA. Fang.Yu.2@asu.edu.ORCID http://orcid.org/0000-0002-9399-1987
Michael ToddArizona State University, Edson College of Nursing and Health Innovation, Phoenix, USA.
Dereck SalisburyUniversity of Minnesota, Minneapolis, USA.
Molly MaxfieldArizona State University, Edson College of Nursing and Health Innovation, Phoenix, USA.
Jeremy PruzinBanner Alzheimer's Institute, Phoenix, USA.
Rodney P JosephArizona State University, Edson College of Nursing and Health Innovation, Phoenix, USA.
Yi SuBanner Alzheimer's Institute, Phoenix, USA.
Danni LiUniversity of Minnesota, Minneapolis, USA.
Elsa BaenaOlive View, UCLA Medical Center, Los Angeles, USA.
David CoonArizona State University, Edson College of Nursing and Health Innovation, Phoenix, USA.

Funding

Research Education ComponentP30AG072980 · NIA · BANNER HEALTH · PI HEATHER Allyson BIMONTE-NELSON · 2021 to 2026
$24.9M
NIA NIH HHS P30 AG072980NIA NIH HHS R01AG076566-01A1
6 · The paper itself

Abstract

backgroundAerobic exercise is promising for preventing Alzheimer's disease (AD) and AD-related dementia (ADRD), but exercise trials have shown mixed results. An important, understudied factor potentially contributing to mixed results is individual differences in aerobic fitness responses to moderate-intensity continuous training (MICT). This trial will test the effects and mechanisms of 6 months of aerobic exercise tailored on aerobic fitness response to MICT in community-dwelling older adults with early symptomatic AD. We aim to (I) test the effects of aerobic exercise on aerobic fitness, white matter hyperintensity volume (WMHv), and patient-centered outcomes in older adults with early symptomatic AD; (II) determine the best exercise to improve aerobic fitness and reduce non-responses over 6 months; and (III) examine the mechanisms of aerobic exercise's action on cognition.

methodsThis stage II trial is a Sequential, Multiple Assignment, Randomized Trial (SMART). The hypothesis is that MICT augmented with high-intensity interval training (HIIT) or combined aerobic and resistance exercise (CARE) will improve aerobic fitness, WMHv, and AD/ADRD plasma biomarkers. This trial will enroll 108 dyads (participants and their study partners). Participants (n = 108) are randomized using a 2:1 allocation ratio to 3-month MICT or 6-month stretching control. After the initial 3-month intervention period for participants assigned to MICT, aerobic fitness is measured with peak oxygen consumption (VO DISCUSSION: Individual differences in VO

trial registrationClinicalTrials.gov NCT05877196. Registered on May 25, 2023.

Indexed as

Alzheimer DiseaseExerciseExercise TherapyAgedAged, 80 and overAge FactorsBiomarkersClinical Trials, Phase II as TopicCognitionFemaleHigh-Intensity Interval TrainingHumansMalePhysical FitnessRandomized Controlled Trials as TopicResistance TrainingBiomarkersAlzheimer’s diseaseBiomarkerExercisePrecision medicine

Identifiers

PMID41094623
PMCPMC12522579

What OpenQuestion holds

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Registered trials

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.