Study | Country | Duration | N | Intervention | CGM Use | SMBG Use | Main Outcomes |
---|---|---|---|---|---|---|---|
Chase [28] | USA | 3 months | 11 | The MiniMed CGM vs. SMBG | 18 total sensor days within 30- day (total 6 times) + 4 times SMBG tests | Minimum of 4 daily SMBG tests | • HbA1c |
I:5 | • Number of hypoglycemic events | ||||||
C:6 | • Number of insulin dosage changes | ||||||
• Fear of hypoglycemia | |||||||
Deiss [23] | Germany | 3 months | 30 | The MiniMed CGM vs. SMBG | 3 days of CGM every 6 weeks over 12 weeks. (total 2 times) (once open, once blinded) + at least 5 times SMBG tests | At least 5 times per day | • HbA1c |
I:15 | |||||||
C:15 | |||||||
Lagarde [24] | USA | 6 months | 27 | RT-CGM vs. SMBG | 3 days of CGM (Open) every 2 months. (total 3 times) +Usual practice of monitoring BG | 3 days of CGM (Blinded) at 0,2, and 4 months + | • HbA1c |
I:18 | • AUC for glucose < 70 mg/dL | ||||||
C:9 | Usual practice of monitoring BG | • Duration and severity of hypoglycemia | |||||
before meals, at bedtime and at 2:00 hours once weekly. | before meals, at bedtime and at 2:00 hours once weekly. | Â | |||||
Yates [25] | Australia | 3 months | 36 | The MiniMed CGMvs.SMBG | 3 days of CGM every 3 weeks over 3 months (total 4 times) + at least 4 times SMBG | 4 to 6 times daily | • HbA1c |
I: 19 | • Fructosamine | ||||||
C:17 | |||||||
JDRF [26] | England | 26 weeks | 114 | CGMS | Use the device on a daily basis + 4times SMBG | At least 4 times daily | • HbA1c |
 | I:56 | (DexCom or Medtronic or FreeStyle Navigator) vs. SMBG | • The amount of time in hypoglycemic and hyperglycemic per day | ||||
C:58 | • relative reduction of 10% or more in the mean glycated hemoglobin level | ||||||
Bergenstal [14] | England | 12 months | 156 | CGM (Minimed paradigm) Vs. SMBG (Sensor augmented pump vs. MDI) | 1-week period/ 6 months + SMBG | Sensor glucose values are collected for 1 week periods at Baseline, 6 months and 1 years (Not Display data) | • HbA1c |
I: 78 | • Severe rates of hypoglycemia | ||||||
C: 78 | |||||||
Kondonouri [27] | France | 12 months | 154 | CGM (MiniMed paradigm) vs. SMBG | Use on a daily basis, replace the sensors every 3 days + SMBG (at least 4 times/day) | At least 4 times daily | • HbA1c |
I: 76 | |||||||
C: 78 | |||||||
Battelino [15] | Slovenia | 6 month | 72 | CGM (Guardian REAL-Time) vs. SMBG | Used on a daily basis + SMBG | SMBG | • HbA1c |
I/C:37 | • Changes in glycaemic patterns | ||||||
C/I:35 | • Changes in the time spent in hypoglycemia, hyperglycemia, and euglycaemia | ||||||
Bukara-Radujkovic [29] | BosniaHerzegovina | 6 months | 80 | CGM (Medtronic Minimed) vs. SMBG | 3 days of CGM (only one time) + at least 4 daily SMBG (before and after each main meal, at bedtime and during the night at 2 a.m and 5 a.m) | At least 4 daily SMBG (before and after each main meal, at bedtime and during the night at 2 a.m and 5 a.m) | • HbA1c |
I: 40 | • Average SMBG values | ||||||
C: 40 | • Numbers of hypo- and hyperglycemic events. | ||||||
Mauras [30] | USA | 26 weeks | 137 | CGM (FreeStyle Navigator) vs. Usual care | Use CGM on a daily basis (Open) + ≥ 4 times SMBG | Use CGM on a daily basis (Blinded) + ≥ 4 times SMBG | • Decrease in HbA1c of ≥ 0.5% from baseline to 26 weeks with no severe hypoglycemia |
 |  |  | I: 69 |  |  |  |  |
 |  |  | C: 68 |  |  |  |  |