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This real-world observational study aims to reveal the current status of the open-source artificial pancreas system (APS) use among people with T1DM in China and assess the glycemic efficacy and potential related factors of the open-source APS.
This is a real-world observational study analyzing data on open-source artificial pancreas systems(APS) in people with T1DM in China. Data will collected during clinical routine, questionnaires, standard-of-care laboratory tests, and CGM data among whom are willing to share. Baseline data from before the start (up to -3 months) of the open-source APS system and follow-up data at 3, 6, 9, 12, and the following period will be analyzed when available. There are no medical interventions, extra visits, or laboratory tests planned outside the normal clinical routine. Glycemic control and patient-reported outcomes during follow-up will be compared with glycemic control and patient-reported outcome data at baseline.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| open-source APS | open-source APS consisted of an insulin pump, a CGM system, and a heuristic algorithm on an Android smartphone. |
|
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| open-source APS; | Device | a continuous glucose monitoring system, an insulin pump, and an intelligent algorithm. |
|
| Measure | Description | Time Frame |
|---|---|---|
| proportion of time spent in the target glucose range | time in range(TIR, 70-180mg/dL) | baseline(at least 2 weeks before the start of APS), and 3 months,6 months, 9 months, 12 months, and following period after the start of APS |
| Measure | Description | Time Frame |
|---|---|---|
| proportion of time spent in the hypoglycemic range | time below range(TBR, <70mg/dL;<54mg/dL) | baseline(at least 2 weeks before the start of APS), and 3 months,6 months, 9 months, 12 months, and following period after the start of APS |
| proportion of time spent in the hyperglycemic range |
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Inclusion Criteria:
Exclusion Criteria:
None
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people with T1DM regardless of age or pregnant state.
| Name | Role | Phone | Extension | |
|---|---|---|---|---|
| Jinhua Yan, PHD,MD | Contact | +8613929589959 | yanjh79@163.com | |
| Wen Xu, PHD,MD | Contact | 02085253000 | xwen@mail.sysu.edu.cn |
| Name | Affiliation | Role |
|---|---|---|
| Jinhua Yan, PHD,MD | Third Affiliated Hospital, Sun Yat-Sen University | Principal Investigator |
| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Jinhua Yan | Recruiting | Guangzhou | Guangdong | 510630 | China |
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| ID | Term |
|---|---|
| D003922 | Diabetes Mellitus, Type 1 |
| ID | Term |
|---|---|
| D003920 | Diabetes Mellitus |
| D044882 | Glucose Metabolism Disorders |
| D008659 | Metabolic Diseases |
| D009750 | Nutritional and Metabolic Diseases |
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time above range(TAR, >180mg/dL;>250mg/dL) |
| baseline(at least 2 weeks before the start of APS), and 3 months,6 months, 9 months, 12 months, and following period after the start of APS |
| concentration of HbA1c | glycated hemoglobin A1C | baseline(at least 2 weeks before the start of APS), and 3 months,6 months, 9 months, 12 months, and following period after the start of APS |
| D004700 | Endocrine System Diseases |
| D001327 | Autoimmune Diseases |
| D007154 | Immune System Diseases |