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Lifestyle InterventionLIGHTNCT06832761

Lifestyle Intervention in the Memory Clinics of General and Academic Hospitals Trial

A study testing Personalized lifestyle intervention in people with Lifestyle Intervention and Lifestyle Risk Reduction, run by Maastricht University Medical Center at 2 sites in Netherlands.

Recruiting

Looking for participants now. Contact the study team or a site below to ask about taking part.

Sites and contacts
Official record
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Trial summary

Lifestyle Intervention in the memory clinics of General and academic Hospitals Trial (LIGHT) is a multi-center, randomized, controlled, lifestyle intervention trial among 300 older adults (≥50 years) with subjective cognitive decline (SCD) and mild cognitive impairment (MCI) at risk of dementia. Read more about this study

Who is it for?
Ages 50 years and older
What is being tested?
Personalized lifestyle intervention
Could I receive a placebo?
No, everyone receives an active treatment
How many people
300 participants
Where
2 sitesNetherlands
Study dates
27 Jan 2025to Feb 2028
Phase
Interventional
Are there results?
Not yet: the study is under way

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 50 years and older
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • ≥50 years of age at pre-screening;
  • Having a diagnosis of SCD or MCI;
  • Presence of ≥ 2 modifiable risk factors for dementia.

Who cannot join

  • Having a diagnosis of dementia;
  • Insufficient understanding of the Dutch language;
  • Conditions affecting safe and continuous engagement in the intervention (e.g. under treatment for current malignant diseases, major psychiatric disorders (e.g. major depression, psychosis, bipolar disorder), other conditions preventing co-operation as judged by the local study nurse or consulted physician at the local study site;
  • Participation in any other research intervention trial at time of pre-screening and throughout the study period.

Trial locations and contacts

2 sites in 1 country. Contact the study team or a site near you to ask about taking part.

Netherlands2 sites, 1 recruiting
  • Alzheimer Center Amsterdam

    Amsterdam

    Completed
  • Maastricht University

    Maastricht

    Veerle Van Gils, PhD, +316-14348188, v.vangils@maastrichtuniversity.nl

    Sebastian Köhler, Professor

    Recruiting

Other trials in Netherlands

About this study

Official title: Secondary Prevention of Dementia in Memory Clinics: Implementation and (Cost-)Effectiveness of an Integrated Lifestyle Intervention

Lifestyle Intervention in the memory clinics of General and academic Hospitals Trial (LIGHT) is a multi-center, randomized, controlled, lifestyle intervention trial among 300 older adults (≥50 years) with subjective cognitive decline (SCD) and mild cognitive impairment (MCI) at risk of dementia. Participants are randomized in a 1:1 ratio to Group A (tailored lifestyle intervention) or Group B (general health advice) for a duration of 12 months. The lifestyle intervention comprises three parts 1) Lifestyle coaching, 2) a voucher program, and 3) online self-management. Group B will receive general health advice.

Read the detailed description

Rationale: Dementia prevention through lifestyle has much potential but is not implemented in routine care. Patients referred to memory clinics, such as people with mild cognitive impairment (MCI) and subjective cognitive disorder (SCD), are at high risk for dementia and tend to have a worse health and lifestyle profile. While they might greatly benefit from lifestyle changes, there is no offer to help them make those changes.

Objective: The primary objectives are to examine both the (cost-)effectiveness of an innovative 1-year lifestyle intervention on lifestyle change measured by the validated Lifestyle for Brain Health Score (LIBRA) in older adults with SCD or MCI; and to identify possibilities, barriers, and facilitators for sustainable implementation of the lifestyle intervention.

Study design: Multicenter, randomized controlled trial comparing a lifestyle intervention with care as usual and general health advice.

Study population: 300 older adults (≥50 years) with SCD and MCI at risk of dementia.

Intervention: Participants are randomly allocated on a 1:1 ratio to participate either in Group A (tailored lifestyle intervention) or Group B (general health advice) for a duration of 12 months. The lifestyle intervention comprises three parts 1) Lifestyle coaching, 2) a voucher program, and 3) online self-management. Group B will receive general health advice.

Main study parameters/endpoints: The primary outcome will be change in participants' dementia risk profile as measured by the LIBRA score between baseline and 12 months. Secondary outcomes include cognitive functions (episodic memory, executive functions, information processing speed and attention). Other secondary outcomes include measures of body mass index (height and weight), office systolic and diastolic blood pressure, and lab measures including cholesterol levels (total, HDL, LDL, triglycerides), HbA1c levels, creatinine-based eGFR levels. Smoking, alcohol intake and current relevant medical conditions (coronary heart disease, kidney disease, type 2 diabetes, depression, hearing loss, sleep disorders) will be assessed through self-report. Additional questionnaires include health-related quality of life and capabilities, instrumental activities of daily living, health locus of control, self-efficacy, mastery, healthy diet, physical activity, cognitive stimulation, stress, and depressive symptoms, sleep quality, social support and feelings of loneliness, and lastly knowledge on dementia risk and protective factors. For cost-effectiveness, questionnaires on resource utilization, medical consumption, and productivity costs are administered. Additional measures include change in diagnosis (if applicable), demographics (age, sex, educational level, socioeconomic position (household income), paid/voluntary work hours, ethnicity, marital status, living situation), medication use, hearing loss. For process evaluation, questionnaires and interviews are administered on implementation, mechanisms of impact and contact (e.g., appointments with lifestyle coach, use of the breinzorg.nl self-management tool, use of the voucher program, experiences and usefulness, etc.).

Being tested
Personalized lifestyle intervention
Keywords
Lifestyle intervention, Risk reduction, Dementia, Memory clinic
Medical subject headings
Risk Reduction Behavior, Cognitive Dysfunction, Dementia

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • Personalized lifestyle interventionBehavioural

    The lifestyle intervention in Group A comprises three parts (1) three individual consultations with a trained lifestyle coach, (2) a voucher program to encourage brain healthy activities, and (3) access to an online self-management tool for dementia risk reduction (www.breinzorg.nl).

Study groups in NCT06832761
Study groupRoleWhat they receive
Lifestyle intervention (Group A)ExperimentalGroup A receives a personalized lifestyle intervention.
Receives: Behavioral: Personalized lifestyle intervention
Regular healthcare (Group B)No interventionGroup B receives regular health care and a folder with general information on lifestyle and dementia risk reduction.

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Lifestyle for BRAin Health (LIBRA) score 2

    1-year change in the Lifestyle for BRAin Health (LIBRA) score 2. This is a weighted score of fifteen lifestyle-related risk factors that are proven to be associated with increased dementia risk. Higher score means a greater risk for dementia. Scored from -6.1 to 25.8 (absolute weight).

    Measured: 1 year

Secondary outcomes (31)
  1. 15-Word Verbal Learning Test

    Measure of immediate and delayed memory. Wordlist is presented five times in a row and asked to be recalled immediately and after 15 minutes.

    Discrete number; score: 0-15 (higher score means a better outcome)

    Measured: 1 year

  2. Digit Symbol Substitution Test (DSST)

    Measure of attention/processing speed, number of correctly matched symbols to digits within 90 seconds.

    Discrete number; 0-90 (higher score means a better outcome).

    Measured: 1 year

  3. Wechsler Adult Intelligent Scale (WAIS) digit span

    Measure of working memory. Scored as the maximum number of digits repeated correctly. Discrete number; 0-14 (higher score means a better outcome).

    Measured: 1 year

  4. Trail Making Test

    Measure of attention and executive function. Task A and B. Time taken to complete the test; minimum 0, no maximum, lower score means a better outcome.

    Measured: 1 year

  5. Semantic Fluency Test

    Measure of language fluency. Semantic fluency test with category animals at baseline and professions at follow-up. Word count in one minute; minimum 0, no maximum, higher score means a better outcome.

    Measured: 1 year

  6. EuroQol-5D-5L

    Quality of life, score 0-100, higher scores indicate better quality of life

    Measured: 1 year

  7. ICEpop CAPability measure for Older people (ICECAP-O)

    Capabilities, score 0-1, higher scores indicate greater capabilities.

    Measured: 1 year

  8. Health locus of Control Scale

    3 subscales, where each subscale ranges from 6 (minimum score) to 36 (maximum score). Higher scores indicate higher health locus of control.

    Measured: 1 year

  9. General Self-Efficacy scale

    Total score ranges from 10 (minimum score) to 40 (maximum score), with higher scores representing higher self-efficacy.

    Measured: 1 year

  10. Pearlin Mastery Scale

    Total score ranges from 7 (minimum score) to 28 (maximum score), where higher scores indicate greater levels of mastery.

    Measured: 1 year

  11. Cholesterol

    Total, HDL, LDL and triglycerides in plasma (mmol/L).

    Measured: 1 year

  12. Hemoglobin A1c

    Hemoglobin A1C (HbA1c) measured in plasma (%), indicates plasma glucose as a measure for diabetes status

    Measured: 1 year

  13. Estimated glomerular filtration rate (eGFR)

    Creatinine-based (as measured in plasma) estimated glomerular filtration rate (eGFR) (healthy level: higher than 60) indicating kidney function.

    Measured: 1 year

  14. Body mass Index (BMI)

    As calculated from weight (kg) and height (m), weight / height ^2

    Measured: 1 year

  15. Blood pressure

    Scores range from approximately (for diastolic) 60-120 and (for systolic) 100-180 mmHg, with higher measures indicating higher blood pressure.

    Measured: 1 year

  16. Medical history

    History of diabetes, coronary heart disease, kidney disease, hypertension, dyslipidemia, depression, hearing loss, poor vision, sleep disorders (asked in interview)

    Measured: 1 year

  17. Amsterdam-Instrumental Activities Daily Living (ADL) Questionnaire

    Total scores range approximately 20-70, higher scores indicate better ADL functioning.

    Measured: 1 year

  18. Mediterranean Diet Adherence Screener (MEDAS)

    Total score ranges from 0 (minimum score) to 14 (maximum score), with higher scores indicating higher adherence to Mediterranean diet.

    Measured: 1 year

  19. Investigation into Cancer and Nutrition (EPIC) physical activity questionnaire

    Physical activity, uses Cambridge Physical Activity Index to categorize into 4 levels based on occupational and leisure-time activities.

    Measured: 1 year

  20. Cognitive and Leisure Activities Scale

    The score ranges from 0 (minimum score) to 45 (maximum score), with higher scores representing higher cognitive and leisure activities.

    Measured: 1 year

  21. Perceived Stress Scale

    Total score, scale 0 - 40, higher scores indicate more perceived stress.

    Measured: 1 year

  22. Patient Health Questionnaire (PHQ)-9

    Total score ranges from 0 (minimum score) to 27 (maximum score), with higher scores representing a worse outcome (more depressive symptoms).

    Measured: 1 year

  23. Groningen Sleep Quality Scale (GSKS)

    The score ranges from 0 (minimum score) to 14 (maximum score), with higher scores representing a worse outcome (worse sleep quality)

    Measured: 1 year

  24. 6-item Lubben social network Scale

    The score ranges from 0 (minimum score) to 30 (maximum score), with higher scores meaning a better outcome (higher level of perceived social support)

    Measured: 1 year

  25. De Jong Gierveld 6-item Scale

    The score ranges from 0 (minimum score) to 6 (maximum score), with higher scores representing a worse outcome (higher loneliness scores).

    Measured: 1 year

  26. Knowledge on dementia risk questionnaire

    Measure awareness on risk and protective factors, higher score indicates better knowledge (0-25).

    Measured: 1 year

  27. Smoking

    Duration (current/history) and quantity

    Measured: 1 year

  28. Alcohol intake

    Measured in duration (current/history) and quantity

    Measured: 1 year

  29. Medical Consumption Questionnaire (iMCQ)

    Medical consumption, selection of specific questions on care use such as GP visits and dietician. Used to calculate overall costs of medical care to define the cost-effectiveness of the intervention. Lower costs is a better score.

    Measured: 1 year

  30. Productivity Costs Questionnaire (iPCQ)

    Measures productivity costs, used to calculate cost-effectiveness of the intervention. Higher productivity and lower costs is a better score.

    Measured: 1 year

  31. Adherence

    Appointments missed, personal goals reached in coaching sessions (number), vouchers used (number), usage log of breinzorg.nl self-management tool (time active, modules completed). Together, they will be used in a model to calculate cost-effectiveness of the intervention based on the adherence.

    Measured: 1 year

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted18 Feb 2025
  2. Study start27 Jan 2025
  3. Primary completionFeb 2028 (estimated)
  4. Study completionFeb 2028 (estimated)

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase N/A
Primary purpose
Prevention
Allocation
Randomised
Intervention model
Parallel groups
Model description
Group A receives a personalised lifestyle intervention. Group B will receive general information on lifestyle in relation to dementia risk reduction.
Masking
Double blind
Who is masked
Participant, Outcomes assessor
Enrolment
300 participants (estimated)
IDs, dates and publications
ClinicalTrials.gov ID
NCT06832761
Sponsor's protocol ID
NL86513.068.24
Other IDs
10930012310012
Acronym
LIGHT
Status last verified
Oct 2026
First submitted
23 Dec 2024
Last updated
15 Oct 2026
Results posted
No
Data monitoring committee
Yes
FDA-regulated drug
No
FDA-regulated device
No
Individual data sharing
No

Publications

  • Deckers K, Zwan MD, Soons LM, Waterink L, Beers S, van Houdt S, Stiensma B, Kwant JZ, Wimmers SCPM, Heutz RAM, Claassen JAHR, Oosterman JM, de Heus RAA, van de Rest O, Vermeiren Y, Voshaar RCO, Smidt N, Broersen LM, Sikkes SAM, Aarts E; MOCIA consortium; FINGER-NL consortium; Kohler S, van der Flier WM. A multidomain lifestyle intervention to maintain optimal cognitive functioning in Dutch older adults-study design and baseline characteristics of the FINGER-NL randomized controlled trial. Alzheimers Res Ther. 2024 Jun 13;16(1):126. doi: 10.1186/s13195-024-01495-8.

    PubMed 38872204
  • Rosenau C, Kohler S, Soons LM, Anstey KJ, Brayne C, Brodaty H, Engedal K, Farina FR, Ganguli M, Livingston G, Lyketsos CG, Mangialasche F, Middleton LE, Rikkert MGMO, Peters R, Sachdev PS, Scarmeas N, Salbaek G, van Boxtel MPJ, Deckers K. Umbrella review and Delphi study on modifiable factors for dementia risk reduction. Alzheimers Dement. 2024 Mar;20(3):2223-2239. doi: 10.1002/alz.13577. Epub 2023 Dec 30.

    PubMed 38159267
  • van Gils V, Waterink L, Wimmers SCPM, Jelsma JGM, de Vugt ME, Handels R, Sikkes SAM, van der Flier WM, Deckers K, Zwan MD, Kohler S, Janssen N. The Lifestyle Intervention in memory clinics of General and academic Hospitals Trial (LIGHT): Rationale and study design of a randomized controlled trial to reduce modifiable dementia risk. Alzheimers Res Ther. 2026 Jan 8;18(1):31. doi: 10.1186/s13195-025-01947-9.

    PubMed 41508135

Questions about this trial

What is this clinical trial studying?

A study testing Personalized lifestyle intervention in people with Lifestyle Intervention and Lifestyle Risk Reduction, run by Maastricht University Medical Center at 2 sites in Netherlands.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 3 inclusion and 4 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: looking for participants now, as of the sponsor's last update on 15 Oct 2026. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 2 sites in Netherlands. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

Are results available for this study?

This study is still under way. Results are not available in the source record yet.

How can a doctor refer a patient or contact the research team?

Contact Niels Janssen, PhD (+316 14348188, n.janssen@maastrichtuniversity.nl), or a site near the patient. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Lifestyle for BRAin Health (LIBRA) score 2 (time frame: 1 year). It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT06832761, which also lists 3 linked publications.

Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 15 Oct 2026.

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