Self-testing with a blood glucose meter (ST) v self-monitoring (SM) v no use of a meter (control) in type 2 diabetes not treated with insulin*
Outcomes at 12 monthsSTSMControlDifference in mean change (95% CI)
Haemoglobin A1c†−0.14%–0.00%−0.14% (−0.35 to 0.07)−0.17% (−0.37 to 0.03)
–−0.17%0.00%
RRI (CI)NNH (CI)
Hypoglycaemic episodes22%–10%123% (28 to 292)9 (5 to 26)
–28%10%189% (70 to 396)6 (4 to 10)

  • *Abbreviations defined in glossary. RRI, NNH, and CI calculated from data in article.

  • †Values are mean change from baseline.

  • *Abbreviations defined in glossary. RRI, NNH, and CI calculated from data in article.

  • †Values are mean change from baseline.