Is Simplified Meal Announcement an Alternative to Exact Carbohydrate Counting in Patients With Type-1 Diabetes Using an Advanced Hybrid Closed-Loop System? A Systematic Review and Meta-Analysis
Pooled result · TIR 3.9 to 10 mmol/l (%)Result — go to the resultPooled MD −3.28 % CI −6.00 to −0.56Authors' conclusion
Simplified meal announcement may be considered as an alternative to ECC, but further research is needed to confirm its broader applicability.
Study context
- Population
- Patients with T1D using an advanced hybrid closed-loop (HCL) system; Randomized controlled trials (RCTs) from PubMed, EMBASE, Cochrane Central4 RCTs (3 crossover)
- Participants
- 137 patients
- Comparison
- Simplified meal announcement vs exact carbohydrate counting with HCL
- Simplified meal announcement (SMA)n = 118
- Outcome
- Percentage of time in range (TIR) 3.9 to 10 mmol/l
Methodological detailsrandom-effect generic inverse variance method
- Random-effect generic inverse variance method
Pooled result
TIR 3.9 to 10 mmol/l (%) · follow-up 2 weeks to 12 months
Pooled MD
−3.28 %
CI −6.00 to −0.56
SMAvs ECC
pooled MD −3.28 % (CI −6.00 to −0.56)
As reported in the abstract
Parts of this Brief are withheld: the automatic checks could not confirm them against the abstract.
Original publication
Is Simplified Meal Announcement an Alternative to Exact Carbohydrate Counting in Patients With Type-1 Diabetes Using an Advanced Hybrid Closed-Loop System? A Systematic Review and Meta-Analysis. J Diabetes Sci Technol. Published 8 July 2025. doi:10.
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