Table 3—

Hypoglycemic episodes

Inhaled insulinSubcutaneous insulin
n159159
Overall episodes
    Subjects with episode158 (>99)158 (>99)
    Total episodes8,3488,832
    Episodes/patient-month*9.39.9
    Inhaled/subcutaneous risk ratio0.94 (0.91–0.97)
Severe episodes
    Subjects with episode25 (15.7)22 (13.8)
    Total episodes5829
    Episodes/100 patient-months*6.53.3
    Inhaled/subcutaneous risk ratio2.00 (1.28–3.12)
  • Data are n (%) or risk ratio (95% CI).

  • *

    * Crude event rate.

  • Four subjects accounted for 46.6% of the severe events in the inhaled insulin group.