Consumer complaint of low blood results.Expected blood glucose results fasting range from 75 to 250mg/dl.Comparing blood glucose test results to undisclosed mother's meter and claims results are 30mg/dl lower.Blood test performed using both meters and test result was 286mg/dl with mother's meter and 252 mg/dl with trueresult meter.Back to back blood test not able to be performed during call since test strips do not have proper storage.Verified storage of test strips is within instructed specification since they are kept in kitchen pantry.Test strip lot mfr's expiration date is 05/31/2016 and open vial date is (b)(6) 2015.Recall test results performed fasting from meter memory: 229mg/dl, (b)(6) 2015, 03:21am, 223mg/dl (b)(6) 2015, 07:23am, 129mg/dl, (b)(6) 2015, 01:32pm, 69mg/dl, (b)(6) 2015, 10:28am, 447mg/dl, (b)(6) 2015 ,11:46pm.No adverse event reported.
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(b)(4).Returned meter evaluated with no defect found.Test strips not returned for eval.Most likely underlying root cause: user had an inaccurate reference, user reused test strip, user's test strip had poor fill, or user's test strip had poor storage.
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