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    Standard Deviation.

    Morning all, hope someone can help me, can anyone tell me what Standard Deviation means please. So far all good I have linked my tee2+ to my phone which has made it easier for me to keep check on my readings. I can see plenty of within results (show in green) and it shows an average result, it...
  2. S

    Tee2+

    Hi everyone, can someone help me, I have just been asked to use a Tee2+ to monitor my blood glusose during the day. The problem I have is, the test result number is shown on the display after the countdown, but then once the unit is switched off and on again a different number is shown...