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Trial details imported from ClinicalTrials.gov
For full trial details, please see the original record at
https://clinicaltrials.gov/study/NCT04073576
Registration number
NCT04073576
Ethics application status
Date submitted
27/08/2019
Date registered
29/08/2019
Titles & IDs
Public title
Assessment of Two Insulin Pump Insulin Delivery Systems in Type 1 Diabetes.
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Scientific title
Randomized Cross Over Trial of the MiniMedâ„¢ 670G 4.0 Insulin Pump, Comparing Advanced Hybrid Closed Loop Mode With Sensor Augmented Pump Therapy in Type 1 Diabetes.
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Secondary ID [1]
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CH-1803-AHCL
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Universal Trial Number (UTN)
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Trial acronym
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Linked study record
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Health condition
Health condition(s) or problem(s) studied:
Type1diabetes
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Condition category
Condition code
Metabolic and Endocrine
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Diabetes
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Intervention/exposure
Study type
Interventional
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Description of intervention(s) / exposure
Treatment: Devices - AHCL
Treatment: Devices - SAP+PLGM
Experimental: AHCL - Advanced Hybrid Closed Loop
Active comparator: SAP+PLGM - Sensor Augmented Pump with Predictive Low Glucose Monitoring
Treatment: Devices: AHCL
Closed loop algorithm contained in the MiniMedâ„¢ 670G 4.0 pump to be used in the study; includes a modified proportional integrative derivative (PID) model, with insulin feedback, an auto correction bolus feature and additional safety features.
Treatment: Devices: SAP+PLGM
Sensor Augmented Pump (SAP) Therapy Mode with Predictive Low Glucose Management (PLGM), contained in the the MiniMedâ„¢ 670G 4.0 pump to be used in the study.
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Intervention code [1]
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Treatment: Devices
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Comparator / control treatment
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Control group
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Outcomes
Primary outcome [1]
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Performance of the AHCL system
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Assessment method [1]
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percentage of sensor glucose values between 3.9 - 10.0 mmol/L
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Timepoint [1]
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4 weeks
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Secondary outcome [1]
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Safety of the AHCL system
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Assessment method [1]
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percentage of sensor glucose values \<3.9 mmol/L and \> 10 mmol/L
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Timepoint [1]
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4 weeks
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Eligibility
Key inclusion criteria
1. Male or female aged 7 - 80 years inclusive.
2. Type I diabetes as per the American Diabetes Association Classification, diagnosed at least 1 year prior to Study Day 1.
3. On insulin pump therapy for at least 6 months prior to study Day 1.
4. Minimum daily insulin requirement (Total Daily Dose) of greater than or equal to 8 units.
5. Willing and able to adhere to the study protocol.
6. Access to the internet and a computer system that meets requirements for uploading the study pump.
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Minimum age
7
Years
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Maximum age
80
Years
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Sex
Both males and females
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Can healthy volunteers participate?
No
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Key exclusion criteria
1. Mean HbA1c more than 10.0% (86 mmol/mol) within 6 months prior to Study Day 1 (minimum of one test).
2. Use of a medication indicative of diabetes complications (ACE inhibitors and statins are permitted).
3. Use of systemic glucocorticoids within 2 weeks prior to the Baseline visit.
4. Current use of SGLT-2 or GLP-1 medications.
5. History or current evidence of significant seizure disorder, renal impairment or cardiovascular disease (including uncontrolled hypertension), in the opinion of the Investigator.
6. History of severe visual impairment, in the opinion of the Investigator.
7. If female, is pregnant or plans to become pregnant while participating in the study. A positive urine pregnancy test at Screening is exclusionary.
8. Any clinically significant concomitant disease or condition that could interfere with, or for which the treatment of might interfere with, the conduct of the study, or that would, in the opinion of the investigator, pose an unacceptable risk to the subject in this study.
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Study design
Purpose of the study
Treatment
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Allocation to intervention
Randomised controlled trial
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Procedure for enrolling a subject and allocating the treatment (allocation concealment procedures)
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Methods used to generate the sequence in which subjects will be randomised (sequence generation)
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Masking / blinding
Open (masking not used)
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Who is / are masked / blinded?
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Intervention assignment
Crossover
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Other design features
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Phase
NA
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Type of endpoint/s
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Statistical methods / analysis
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Recruitment
Recruitment status
UNKNOWN
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Data analysis
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Reason for early stopping/withdrawal
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Other reasons
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Date of first participant enrolment
Anticipated
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Actual
20/05/2019
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Date of last participant enrolment
Anticipated
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Actual
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Date of last data collection
Anticipated
11/10/2019
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Actual
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Sample size
Target
60
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Accrual to date
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Final
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Recruitment in Australia
Recruitment state(s)
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Recruitment outside Australia
Country [1]
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New Zealand
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State/province [1]
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Canterbury
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Funding & Sponsors
Primary sponsor type
Commercial sector/industry
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Name
Christchurch Clinical Studies Trust Ltd
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Address
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Country
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Other collaborator category [1]
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Commercial sector/industry
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Name [1]
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Medtronic
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Address [1]
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Country [1]
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Ethics approval
Ethics application status
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Summary
Brief summary
This is a study of the Minimed 670G 4.0 insulin pump, assessing the efficacy of the Advanced Hybrid Closed Loop (AHCL) algorithm in controlling blood glucose levels in Type 1 Diabetes.
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Trial website
https://clinicaltrials.gov/study/NCT04073576
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Trial related presentations / publications
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Public notes
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Contacts
Principal investigator
Name
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Address
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Country
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Phone
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Fax
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Email
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Contact person for public queries
Name
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Address
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Country
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Phone
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Fax
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Email
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Contact person for scientific queries
Data sharing statement
Will individual participant data (IPD) for this trial be available (including data dictionaries)?
No
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No/undecided IPD sharing reason/comment
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What supporting documents are/will be available?
No Supporting Document Provided
Results publications and other study-related documents
No documents have been uploaded by study researchers.
Results not provided in
https://clinicaltrials.gov/study/NCT04073576