Clinical Study to Evaluate the Impact of the Accu-Chek SmartGuide CGM Solution on the Mean Change in Time in Range Compared With Self-Monitoring of Blood Glucose in Participants With Type 1 and Type 2 Diabetes Mellitus

NCT ID: NCT06704672

Last Updated: 2026-01-15

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

RECRUITING

Clinical Phase

NA

Total Enrollment

270 participants

Study Classification

INTERVENTIONAL

Study Start Date

2025-04-14

Study Completion Date

2026-12-31

Brief Summary

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This is an open label, two-arm, randomized multi-center clinical device study in adult subjects with Type 1 diabetes (T1D) or insulin-dependent Type 2 diabetes (T2D) on a multiple daily injection (MDI) regime.

The goal of the study is to investigate the impact of the Accu-Chek SmartGuide CGM solution on the change in overall time in range (TIR) of blood glucose concentrations of 70-180 mg/dl compared with that using self-monitoring of blood glucose (SMBG).

Detailed Description

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Conditions

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Type 1 Diabetes Mellitus Type 2 Diabetes Mellitus

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

DIAGNOSTIC

Blinding Strategy

NONE

Study Groups

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Group A: Accu-Chek SmartGuide CGM Solution

Group Type EXPERIMENTAL

Accu-Chek SmartGuide CGM Solution

Intervention Type DEVICE

The Accu-Chek SmartGuide CGM solution is used for real-time continuous glucose monitoring (CGM) in the interstitial fluid. It consists of the Accu-Chek SmartGuide device and two smartphone applications (apps): the Accu-Chek SmartGuide app and the Accu-Chek SmartGuide Predict app. The Accu-Chek SmartGuide device contains a CGM sensor pre-assembled in a sensor applicator. It has connectivity to the smartphone that is running the Accu-Chek apps. The Accu-Chek SmartGuide app is the primary display of the real-time glucose values. The Accu-Chek SmartGuide Predict app is an information management tool that further visualizes and analyzes diabetes data from the Accu-Chek SmartGuide device.

Group B: Self-Monitoring of Blood Glucose (SMBG)

Group Type OTHER

Accu-Chek SmartGuide Sensor and Blinded Apps

Intervention Type DEVICE

The participants in the SMBG control group will wear a SmartGuide sensor with blinded SmartGuide apps intermittently, i.e., during the assessment periods. It is not possible to read out the glucose data from the blinded app, hence neither the SmartGuide app nor the SmartGuide Predict functionalities can be accessed by the participants in this group.

SMBG Device

Intervention Type DEVICE

With the SmartGuide apps in blinded mode, participants in the SMBG control group will continue using their own SMBG device or they may use the Accu-Chek Instant meter that will be provided for calibration of the SmartGuide device.

Interventions

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Accu-Chek SmartGuide CGM Solution

The Accu-Chek SmartGuide CGM solution is used for real-time continuous glucose monitoring (CGM) in the interstitial fluid. It consists of the Accu-Chek SmartGuide device and two smartphone applications (apps): the Accu-Chek SmartGuide app and the Accu-Chek SmartGuide Predict app. The Accu-Chek SmartGuide device contains a CGM sensor pre-assembled in a sensor applicator. It has connectivity to the smartphone that is running the Accu-Chek apps. The Accu-Chek SmartGuide app is the primary display of the real-time glucose values. The Accu-Chek SmartGuide Predict app is an information management tool that further visualizes and analyzes diabetes data from the Accu-Chek SmartGuide device.

Intervention Type DEVICE

Accu-Chek SmartGuide Sensor and Blinded Apps

The participants in the SMBG control group will wear a SmartGuide sensor with blinded SmartGuide apps intermittently, i.e., during the assessment periods. It is not possible to read out the glucose data from the blinded app, hence neither the SmartGuide app nor the SmartGuide Predict functionalities can be accessed by the participants in this group.

Intervention Type DEVICE

SMBG Device

With the SmartGuide apps in blinded mode, participants in the SMBG control group will continue using their own SMBG device or they may use the Accu-Chek Instant meter that will be provided for calibration of the SmartGuide device.

Intervention Type DEVICE

Eligibility Criteria

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Inclusion Criteria

* Type 1 Diabetes mellitus (T1D) or Type 2 Diabetes mellitus (T2D) diagnosed at least 12 months prior to screening, using multiple daily injection (MDI) regime for at least six months prior to screening
* Performing SMBG, no CGM/flash glucose monitoring (FGM) use during the last six months prior screening
* HbA1c ≥8% and ≤10% based on analysis from a local laboratory

Exclusion Criteria

* Untreated adrenal or thyroid insufficiency
* Severe visual impairment
* Significant renal impairment: eGFR \<30 ml/min within last one year
* Serious acute or chronic concomitant disease or an anamnesis which might, in the opinion of the investigator, pose a risk to the subject
* Hematocrit greater than 10% below the lower limit of normal
* Pregnancy (lack of negative pregnancy test - except in case of menopause, sterilization or hysterectomy - self-reported), planned pregnancy, or breast feeding
* Allergic to the adhesive (glue or tape)
* Skin diseases (e.g. psoriasis vulgaris, bacterial skin diseases) at the sensor application sites
* Sickle cell disease, or hemoglobinopathy
* Elective surgery planned that requires general anesthesia during study participation
* Current or anticipated acute uses of glucocorticoids (oral, injectable, or intravenous)
* Medical conditions that, per investigator determination, make it inappropriate or unsafe to target an HbA1c of \<7%. Conditions may include but are not limited to: heart failure, unstable cardiovascular disease, recent myocardial infarction, ventricular rhythm disturbances, recent transient ischemic attack or cerebrovascular accident, significant malignancy
* Chronic use of opiates, opioids, morphinomimetics more than three times per week, which has not stopped at least 30 days prior to screening and any other medication interfering with the assessment of pain, as per investigator's discretion
* Intake of hydroxyurea (hydroxycarbamide), levodopa, methyldopa, ascorbic acid, acetylsalicylic acid (≥300mg), which has not stopped at least 30 days prior to screening
* Magnetic resonance tomography (MRT), computed tomography (CT), X-ray, radiofrequency ablation, high-frequency electrical heat or high intensity focused ultrasound planned during the course of the study
* Planned flight or high-altitude hike (\>3000 m) during baseline and assessment periods
* Shift-worker (night-shifts)
* On or planning to start a diet intended for weight change
* Currently abusing illicit and/or prescription drugs or alcohol as judged by the investigator
* Any other physical or psychological disease or psychiatric disorder that could limit adherence to the required study tasks and interfere with the normal conduct of the study as judged by the investigator
* Dependency (e.g., employee, co-worker or family member) on sponsor, investigator or companies active in the field of CGM (e.g. Dexcom, Abbott, Menarini, Medtronic) or their subsidiaries
* Participation in another clinical study at the same time
Minimum Eligible Age

18 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Roche Diabetes Care

INDUSTRY

Sponsor Role collaborator

Hoffmann-La Roche

INDUSTRY

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Principal Investigators

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Clinical Trials

Role: STUDY_DIRECTOR

Hoffmann-La Roche

Locations

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Centrum Badań Klinicznych PI-House sp. z o.o.

Gdansk, , Poland

Site Status RECRUITING

Diabetes Technology Center, Jagiellonian University Medical College

Krakow, , Poland

Site Status RECRUITING

NZOZ Neuromed

Kraśnik, , Poland

Site Status RECRUITING

NZOZ Neuromed

Lublin, , Poland

Site Status RECRUITING

Institute of Rural Health

Lublin, , Poland

Site Status RECRUITING

KO-MED Centra Kliniczne Lublin II

Lublin, , Poland

Site Status RECRUITING

BioResearch Group Sp. z o. o.

Nadarzyn, , Poland

Site Status RECRUITING

Nbr Polska

Warsaw, , Poland

Site Status RECRUITING

Clinic of Internal Diseases, Endocrinology and Diabetology State Medical Institute MSWiA

Warsaw, , Poland

Site Status RECRUITING

ETG Warszawa

Warsaw, , Poland

Site Status RECRUITING

Baskent University Department of Endocrinology and Metabolism

Adana, , Turkey (Türkiye)

Site Status RECRUITING

Koç University Hospital

Istanbul, , Turkey (Türkiye)

Site Status RECRUITING

Countries

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Poland Turkey (Türkiye)

Central Contacts

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Study ID Reference: DC000129 Roche Diabetes Care Poland and Turkey

Role: CONTACT

+48 22 481 55 00; 08002113636

Other Identifiers

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DC000129

Identifier Type: -

Identifier Source: org_study_id

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