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Table 1 Predicted glucose variation (in mg/dL) according to trend arrows in 30 min

From: Using trend arrows in continuous glucose monitoring systems for insulin adjustment in clinical practice: Brazilian Diabetes Society Position Statement

Arrow Abbott Freestyle/Libre–Senseonics/Eversense Medtronic Veo Medtronic 640G Dexcom
↑↑↑ NA NA + > 90 NA
↑↑ NA + > 60 + 60 to 90 + > 90
+ > 60 + 30 to 60 + 30 to 60 + 60 to 90
+ 30 to 60 NA NA + 30 to 60
+ < 30 NA NA ± < 30
− 30 to 60 NA NA − 30 to 60
− > 60 − 30 to 60 − 30 to 60 − 60 to 90
↓↓ NA − > 60 − 60 to 90 − > 90
↓↓↓ NA NA − > 90 NA
  1. NA: non-applicable