SATURN study aims at evaluating Home Healthcare Provider (HHP) Management of type 1 diabetic patients using a closed-loop automatic insulin delivery system (or artificial pancreas), and specifically satisfaction and interactions of all people involved (patients, HHPs, hospital healthcare teams) after 1 and 3 months of follow-up, under normal conditions of use.
National, multi-centre, longitudinal, non-comparative interventional study with minimal risks and constraints. Two French hospitals and their HHP representatives will participate in the study. A recruitment of a total of 35 patients is expected. Adult type 1 diabetic patients for whom the investigator prescribes the use of a closed-loop automatic insulin delivery system (or artificial pancreas) consisting in an insulin pump with a continuous glucose monitoring system combined with a dedicated terminal. Patients will be monitored for a period of 3 months, starting from the end of the device installation procedure. HHP Management comprises three distinct phases: pre-installation, installation and follow-up during which number, nature and duration of contacts (visits/telephone calls) may vary according to patient's needs, investigator's judgement and practice, and judgement of HHP staff. Pre-installation and installation phases consist of two patients' visits at hospital, and of two to five visits from HHP staff to patients' home (only one visit at hospital). Follow-up phase held after installation consists of four patients' contacts (phone contact and/or home visit) performed by HHP staff.
Study Type
INTERVENTIONAL
Allocation
NA
Purpose
HEALTH_SERVICES_RESEARCH
Masking
NONE
Enrollment
35
A closed-loop automatic insulin delivery system includes a combination of an insulin pump, a continuous glucose monitoring system and an algorithm.
CHU de Nantes - Hôpital Nord Laennec
Nantes, France
CHU de Toulouse - Hôpital Rangueil
Toulouse, France
Number of Participants With Satisfaction Regarding the Management in General, at Day 30 and Day 90, by the CSQ-8 Questionnaire
Satisfaction regarding the management in general was assessed using the Client Satisfaction Questionnaire (CSQ-8). CSQ-8 is a validated questionnaire that measures patients' overall satisfaction with their management in general. It contains 8 questions and each question is answered using a 4-point scale. The score ranges from 8 to 32, with higher values indicating higher satisfaction. Patients were considered as satisfied if they reached a score above 20 points.
Time frame: Day 30 and Day 90
Number of Participants With Maintenance of Global Patient Satisfaction Regarding the Management in General, at Day 90, by the CSQ-8 Questionnaire
Satisfaction regarding the management in general was assessed using the Client Satisfaction Questionnaire (CSQ-8). CSQ-8 is a validated questionnaire that measures patients' overall satisfaction with their management in general. It contains 8 questions and each question is answered using a 4-point scale. The score ranges from 8 to 32, with higher values indicating higher satisfaction. Satisfaction was defined by a score above 20 points. Maintenance of satisfaction is measured on D90 by a score above 20 points which has not decreased by more than 4 points compared with D30.
Time frame: Day 90
Description of Patient Satisfaction and Experience Regarding the Management by HHP at Day 30 and Day 90
The questionnaire was developed for the study by the French Diabetes Federation, aiming at evaluating patient satisfaction and experience with their management by the HHP. 16 questions assessed the proactiveness, availability and HHP nurse advice. A global score ranging from 13 to 57 was calculated, with higher values indicating higher satisfaction. The global score was only calculated when all questions were answered.
Time frame: Day 30 and Day 90
Total Number of HHP Interactions
Cumulative number of HHP interactions during the study, in total and by type of contact. Unplanned additional contacts are included.
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Time frame: Throughout the study, up to 3 months
Cumulative Duration of HHP Interactions
Cumulative duration of HHP interactions during the study, for all contacts and by type of contact
Time frame: Throughout the study, up to 3 months
Comparison of the HHP Observed Management With the Theoretical Management Described in the Medical Device's Information Record.
Number and percentage of patients who required increased follow-up/support, identical follow-up/support and reduced follow-up/ support in relation to what was recommended in the supplier's information record. The maximal number of contacts expected in the supplier's information record was 9 contacts.
Time frame: Throughout the study, up to 3 months
Quality of Life Questionnaire (EQ-5D) Summary Index at Inclusion, Day 30 and Day 90
The patient's quality of life was assessed by the quality of life questionnaire (EQ-5D-5L), validated in French Language. It is composed of 5 items each corresponding to a specific dimension (mobility, self-care, usual activities, pain/discomfort and anxiety/depression) and divided into 5 levels of perception (1. no problem, 2. slight problems, 3. moderate problems, 4. severe problems, 5. extreme problems/incapacity). The digits for the 5 dimensions were combined in a 5-digit code describing the patient's health state and were converted into a summary index value using the french value sets. The summary index ranges between 0 (dead) and 1 (perfect health)
Time frame: At inclusion, Day 30 and Day 90
Hypoglycaemia Fear Survey (HFS) Total Score at Inclusion, Day 30 and Day 90
The HFS-II is a validated questionnaire that will be used to measure quality of life and daily constraints with respect to hypoglycaemia-related behaviours and concerns in adults with type 1 diabetes. The HFS total score ranges from 0 to 132, with higher values indicating a higher fear of hypoglycemia.
Time frame: At inclusion, Day 30 and Day 90.
Number of Daily Constraints Encountered by Patients on the Past Month at Inclusion, Day 30 and Day 90
The patient's everyday constraints were assessed based on the past month, with a questionnaire in the form of a pre-established multiple-choice list. The questionnaire was developed by the French Diabetes Federation and includes 12 items: - Managing other people's perceptions of my diabetes - Anticipating my activities - Thinking about my diabetes all the time - Dealing with my diabetes all the time - Fear of experiencing hypoglycaemia - Fear of experiencing hyperglycaemia - Uncertainties about my future health - Carrying one or more treatment devices on me at all times - Handling my continuous glucose sensor - Handling all my treatment equipment (pump, glucose sensor, etc.) - Determining my insulin doses several times a day - Hearing the audible alarms of my treatment equipment (pump, glucose sensor, etc.). The number of constraints is reported.
Time frame: At inclusion, Day 30 and Day 90
Number of Participants Who Expected and Perceived Benefits With Respect to the Closed-loop Automated Insulin Delivery System at Inclusion and Day 90
The expected and perceived benefits with respect to the closed-loop automated insulin delivery system was assessed by the questionnaire "You and the Hybrid Closed-Loop (HCL) automated insulin delivery system" developed by the French Diabetes Federation for the study. Only 2 benefits are presented
Time frame: At inclusion and Day 90
Beliefs About Medicines Questionnaire (BMQ) Scores at Inclusion and D90
The patient's beliefs about the medical treatment were assessed by the specific section of the BMQ (Beliefs about Medicines Questionnaire), validated in French for diabetes. The specific BMQ consists of two parts: Part one contains five questions related to the need for the treatment and part two contains five questions on concerns about the prescription. The 10 questions are answered using a 5-point scale (1. strongly disagree, 2. disagree, 3. uncertain, 4. agree and 5. strongly agree). The results take the form of two scores ranging from 5 to 25, with higher value indicating higher need/concerns for treatment.
Time frame: At inclusion and Day 90
HbA1c at Inclusion and Day 90
HbA1c (%) at inclusion and Day 90
Time frame: Inclusion and Day 90
Glycemic Variability at Inclusion and Day 90
Glycemic variability assessed by the coefficient of variation (CV)
Time frame: At inclusion and Day 90
Percentage of Time Spent Over a 4-week Period in Glycemic Target Range at Inclusion and Day 90
Percentage of time spent over a 4-week period in glycemic target range, in hypoglycaemia and in hyperglycaemia. Glycemic target range: 70-180 mg/dl, hypoglycaemia: \< 70 mg/dl and hyperglycaemia :\> 180 mg/dl
Time frame: At inclusion and Day 90