The Dexcom G7 and G7 15-Day is a continuous glucose monitor (CGM) that measures interstitial glucose levels and sends the data to compatible devices including smartphones and the G7 receiver every five minutes. The all-in-one sensor/transmitter has a 10-day lifespan and is waterproof. The device can be worn on the upper buttocks and back of arm in children 2–6 years old and on the back of the arm in users 7 years and older. The device features high and low alerts and predictive urgent low alerts.
The G7 can be used for treatment decisions and does not require fingerstick calibration. Device data can be tracked by the users on the G7 app, support people on the Follow app, and by health care professionals on the Dexcom Clarity app. The G7 app is compatible with iOS and Android. (See full list of smart phone compatibility at https://www.dexcom.com/compatibility/g7.)
The G7 is compatible with the iLet, Omipod 5, Tandem Mobi, and Tandem t:slim X2.
The Dexcom G7 15-Day has a 15.5-day wear time and an overall Mean Absolute Relative Difference (MARD) of 8.0%, indicating longer wear and higher accuracy than the G7. It is approved for ages 18 and over. It is not currently insulin pump compatible.
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