Nurse telephone intervention v standard care for patients with poorly controlled, “insulin requiring” diabetes*

Outcome at 6 moInterventionStandard careRBI (95% CI)NNT (CI)
*Abbreviations defined in glossary; RBI, NNT, and CI calculated from data in article.
Reduction in HbA1c level of ≥10% 87%35%150% (50 to 369)2 (1 to 4)