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HypertensionSCALE NCDNCT06740708

Scaling Up Community-based Noncommunicable Disease Research Into Practice in Pokhara Metropolitan City of Nepal

A study testing SCALE-NCD in people with Hypertension and Type 2 Diabetes Mellitus (T2DM), run by Johns Hopkins Bloomberg School of Public Health at 1 site in Nepal.

Active, not recruiting

Under way, not looking for participants. Everyone needed has enrolled. The study is still running.

Official record
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Trial summary

The goal of this clinical trial is to evaluate whether a multifaceted community-based intervention, comprising 1) screening and lifestyle counseling by female community health volunteers (FCHVs); community health workers in Nepal, through home visits, and 2) regular Short Message Service (SMS) messages, can… Read more about this study

Who is it for?
Ages 40 to 75 years
What is being tested?
SCALE-NCD
Could I receive a placebo?
No, everyone receives an active treatment
How many people
2,100 participants
Where
1 siteNepal
Study dates
28 Apr 2025to 28 Feb 2029
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 40 to 75 years
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Meeting at least one of the following three conditions
  • Hypertensive, defined as
  • BP≥140/90 mmHg at two separate measurements
  • Type 2 diabetes, defined as
  • Fingerprick glucose≥100 mg/dL, and plasma fasting glucose ≥126 mg/dL, and HbA1c≥6.5
  • Current smoker, defined as
Show all 10Show fewer
  • Ever smoked ≥100 cigarettes in lifetime, and
  • Currently smokes every day.
  • Registered on the voter list in Pokhara.
  • Not planning to migrate outside of Pokhara during the study period

Who cannot join

  • Blood pressure ≥180/120 mmHg or
  • Blood glucose >250 mg/dL or <54 mg/dL
  • Diagnosed with secondary hypertension by health professionals
  • Diagnosed with other diabetes besides type 2 by health professionals
  • Presenting with acute symptoms that may require hospitalizations, which includes but not limited to:
  • Nausea, vomiting, diarrhea
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  • Abdominal pain
  • Polyuria, polydipsia, polyphagia
  • Loss of motor or sensory function
  • Altered mental status.
  • Chest pain, chest tightness
  • Dyspnea, shortness of breath
  • Fever
  • Diagnosed as terminally ill by a health professional, defined as life expectancy of 6 months or less.
  • Pregnant or intend to be pregnant

Trial locations and contacts

1 site in 1 country.

Nepal1 site
  • Pokhara Metropolitan City

    Pokhara, Gandaki

Other trials in Nepal

About this study

The goal of this clinical trial is to evaluate whether a multifaceted community-based intervention, comprising 1) screening and lifestyle counseling by female community health volunteers (FCHVs); community health workers in Nepal, through home visits, and 2) regular Short Message Service (SMS) messages, can effectively reduce systolic blood pressure (SBP), lower fasting blood glucose, and increase smoking cessation rates among adults living in Pokhara with hypertension, type 2 diabetes, and smoking habits, respectively.

The main research questions are:

Read more
  • Can FCHV home visits combined with regular mobile phone messages focused on blood pressure management reduce systolic blood pressure in adults with hypertension?
  • Can FCHV home visits combined with regular mobile phone messages focused on diabetes management lower fasting blood glucose levels in adults with type 2 diabetes?
  • Can FCHV home visits combined with regular mobile phone messages focused on smoking cessation increase the cessation rate among current smokers?

Researchers will compare the intervention group with a usual care group, which does not receive regular FCHV home visits for managing the three aforementioned risk factors or mobile phone messages.

Read the detailed description

Background: Rapid globalization and urbanization continue to escalate the burden of non-communicable diseases (NCDs) across the world, disproportionally affecting low- and middle-income countries (LMICs). To date, trials have documented that task-sharing with community health workers (CHWs) can reduce systolic blood pressure and fasting blood glucose and achieve smoking cessation. However, most trials have been done in rural settings, and only focused on managing a single condition, such as hypertension. Furthermore, despite increasing evidence of the effectiveness from clinical trials, there is a lack of studies exploring best practices for 'how' to implement and sustain these interventions in LMICs.

Study Design: Type 2 hybrid effectiveness-implementation research study containing 1) a qualitative study, 2) open-label, two-armed, cluster randomized controlled trial (cRCT), and 3) implementation research plan. The details of the c-RCT only are presented below.

Settings: Pokhara Metropolitan City of Nepal. Pokhara is the second largest city in Nepal containing 33 administrative units called "wards". The investigators consider wards as clusters and randomize these 30 clusters (28 independent wards and 2 combined wards) into intervention and control groups in a 1:1 ratio.

Participants: Adults with ages between 40-75 having at least one of the following conditions:

  • Hypertension, defined as:
  1. BP≥140/90 mmHg at two separate measures, or ii. Under pharmacotherapy for hypertension
  • Type 2 diabetes mellitus, defined as i. Fingerprick glucose (fasting) ≥100 mg/dl, plasma glucose (fasting) ≥126 mg/dL, and ii. HbA1c ≥ 6.5 %, or iii. Under pharmacotherapies for type 2 diabetes
  • Current tobacco smoking, defined as i. Ever smoked ≥100 cigarettes in lifetime, and ii. Currently smokes every day or on some days.

Intervention: Multifaceted intervention containing the following two components:

  1. FCHV home visits every three months
  2. Mobile phone messages, including

Control: Usual care in Pokhara Metropolitan City in Nepal, which does not include FCHV home visits for management of hypertension, diabetes, or smoking, and mobile phone messages.

Outcome: Changes in systolic blood pressure, fasting blood glucose, and smoking cessation at 6 months post randomization will be measured as primary outcomes.

Being tested
SCALE-NCD
Keywords
hypertension, type 2 diabetes mellitus, tobacco smoking, task-sharing, task-shifting, community health workers, female community health volunteers
Medical subject headings
Hypertension, Diabetes Mellitus, Type 2, Tobacco Smoking

What participants receive

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

  • SCALE-NCDBehavioural

    1. FCHV home visits every three months, including
    • For hypertension i. Blood pressure measurement with digital BP devices ii. Lifestyle counseling iii. Referral if uncontrolled BP (≥140/90 mmHg) for 3 months
    • For type 2 diabetes i. Fasting blood glucose measurement with glucometer ii. Lifestyle counseling focusing on diabetes management iii. Referral if uncontrolled diabetes (≥126mg/dl) for 3 months
    • For current smokers i. Smoking cessation counseling ii. Referral for nicotine replacement therapy if request by participants
    1. Mobile phone messages, including
    • Lifestyle modification
    • Conveyed as voice or text messages, depending on participant preference
Study groups in NCT06740708
Study groupRoleWhat they receive
SCALE-NCD (Intervention)ExperimentalIntervention arm will receive the following two components of the SCALE-NCD intervention package: 1. FCHV home visits every three months, including measurements, counseling and referral; 2. Mobile phone messages, including lifestyle modification
Receives: Behavioral: SCALE-NCD
ControlNo interventionControl arm will receive the usual care in Pokhara Metropolitan City in Nepal.

What is being measured

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

  1. Systolic blood pressure (mmHg)

    Difference in systolic blood pressure change between the intervention and the control groups among participants enrolled as having hypertension.

    Measured: 6 months post randomization

  2. Fasting Plasma glucose

    Difference in fasting plasma glucose change between the intervention and the control groups among participants enrolled as having type 2 diabetes.

    Measured: 6 months post randomization

  3. Participants Who Have Achieved Smoking cessation

    Participants who have not smoked for the past 30 days between the intervention and the control groups, among participants enrolled as current smokers.

    Measured: 6 months post randomization

Secondary outcomes (16)
  1. Diastolic blood pressure (mmHg)

    Difference in diastolic blood pressure change between the intervention and the control groups among participants enrolled as having hypertension.

    Measured: 6 months post randomization

  2. Controlled blood pressure control (<140/90 mmHg) rate

    Difference in the proportion of those with BP<140/90 mmHg between the intervention and the control groups, among participants enrolled as having hypertension.

    Measured: 6 months post randomization

  3. Mean HbA1c level

    Difference in mean HbA1c between the intervention and the control groups, among participants enrolled as having type 2 diabetes.

    Measured: 6 months post randomization

  4. Mean Weight in Kg

    Difference in mean weight between the intervention and the control groups, among participants enrolled as having type 2 diabetes.

    Measured: 6 months post randomization

  5. Mean Total Cholesterol (mg/dL)

    Difference in mean total cholesterol levels between the intervention and the control groups, among participants with high total cholesterol (≥ 200 mg/dL) at baseline.

    Measured: 6 months post randomization

  6. Mean HDL (mg/dL)

    Difference in mean HDL levels between the intervention and the control groups, among participants with low HDL (< 40 mg/dL) at baseline.

    Measured: 6 months post randomization

  7. Mean LDL level (mg/dL)

    Difference in mean LDL levels between the intervention and the control groups, among participants with high LDL (≥ 100 mg/dL) at baseline.

    Measured: 6 months post randomization

  8. Mean Triglyceride Levels (mg/dL)

    Difference in mean triglyceride levels between the intervention and the control groups, among participants with high triglyceride level (≥ 150 mg/dL) at baseline.

    Measured: 6 months post randomization

  9. Medication adherence, antihypertensive medicines

    Difference in the proportion of those not missing a single anti-hypertensive pill over the past 1 week between the intervention and the control groups, among participants enrolled as having hypertension.

    Measured: 6 months post randomization

  10. Medication adherence, hypoglycemic medicines

    Difference in the proportion of those not missing a single hypoglycemic pill or injection over the past 1 week between the intervention and the control groups, among participants enrolled as having type 2 diabetes.

    Measured: 6 months post randomization

  11. Fagerstrom Test for Nicotine Dependence (FTND) score

    Difference in the proportion of those with a high FTND score (5-10) between the intervention and the control groups, among participants enrolled as current smokers. Higher means more dependence on nicotine.

    Measured: 6 months post randomization

  12. Smoking cessation, 7 days

    Difference in the proportion of those who have not smoked for the past 7 days between the intervention and the control groups, among participants enrolled as current smokers.

    Measured: 6 months post randomization

  13. Harmful alcohol consumption rate, self-report

    Difference in the proportion of those taking 7 (if women) and 14 (if men) standard drinks over the past 1 week between the intervention and the control groups, among all participants.

    Measured: 6 months post randomization

  14. Low dietary salt intake rate, self-report

    Difference in the proportion of those taking 5 mg or less salt per day between the intervention and the control groups, among participants enrolled as having hypertension.

    Measured: 6 months post randomization

  15. High physical activity rate, self-report

    Difference in the proportion of those who had 3000 metabolic equivalents of tasks (MET) or more per week between the intervention and control groups, among participants enrolled as having hypertension and/or diabetes.

    Measured: 6 months post randomization

  16. High fruit and vegetable intake rate, self-report

    Difference in the proportion of those who consumed 5 or more servings of fruits and/or vegetables per day between the intervention and control groups, among participants enrolled as having hypertension and/or diabetes.

    Measured: 6 months post randomization

Timeline

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

  1. First posted18 Dec 2024
  2. Study start28 Apr 2025
  3. Primary completion30 Nov 2026 (estimated)
  4. Study completion28 Feb 2029 (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
Screening
Allocation
Randomised
Intervention model
Parallel groups
Masking
None (open label)
Enrolment
2,100 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT06740708
Sponsor's protocol ID
IRB00030203
Other IDs
R01HL172271
Acronym
SCALE NCD
Status last verified
Jun 2026
First submitted
13 Dec 2024
Last updated
15 Jun 2026
Results posted
No
Data monitoring committee
Yes
FDA-regulated drug
No
FDA-regulated device
No
Individual data sharing
No

Publications

  • Inagaki Y, Koirala S, Khan MH, Ghimire K, Soti PB, Bhattarai N, Bhandari P, Pathiravasan CH, Bhandari B, Thapa R, Khadka KB, Yao Z, Shrestha A, Garcia-Larsen V, Finkelstein EA, Moore JB, Closser S, Appel LJ, Kallestrup P, Neupane D. Scaling up community-based non-communicable disease research into practice in Pokhara Metropolitan City of Nepal (SCALE-NCD) trial: study protocol for a cluster-randomized controlled trial. Trials. 2026 Jul 3. doi: 10.1186/s13063-026-09842-w. Online ahead of print.

    PubMed 42400007
  • Inagaki Y, Koirala S, Khan MH, Ghimire K, Soti PB, Bhattarai N, Bhandari P, Pathiravasan CH, Bhandari B, Thapa R, Khadka KB, Yao Z, Shrestha A, Garcia-Larsen V, Finkelstein EA, Moore JB, Closser S, Appel LJ, Kallestrup P, Neupane D. Scaling Up Community-based Noncommunicable Disease Research into Practice in Pokhara Metropolitan City of Nepal (SCALE-NCD) trial: study protocol for a cluster-randomized controlled trial. Res Sq [Preprint]. 2026 May 25:rs.3.rs-8320113. doi: 10.21203/rs.3.rs-8320113/v1.

    PubMed 42245813

Questions about this trial

What is this clinical trial studying?

A study testing SCALE-NCD in people with Hypertension and Type 2 Diabetes Mellitus (T2DM), run by Johns Hopkins Bloomberg School of Public Health at 1 site in Nepal.

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 10 inclusion and 15 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: under way, not looking for participants, as of the sponsor's last update on 15 Jun 2026. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in Nepal. 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?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Systolic blood pressure (mmHg) (time frame: 6 months post randomization). The study lists 3 primary outcomes in all. 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 NCT06740708, which also lists 2 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 Jun 2026.

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