Table 3.

Frequency and severity of hypoglycemia

	Frequency of glucose level <70 mg/dL (<3.9 mmol/L) (%)	Mild hypoglycemia glucose level 60–69 mg/dL (3.30–3.85 mmol/L) (%)	Moderate hypoglycemia glucose level 50–59 mg/dL (2.80±3.25 mmol/L) (%)	Severe hypoglycemia glucose level <50 mg/dL (<2.80 mmol/L) (%)
Group 1	50	92	8	0
Group 2	60	58	19	23
Group 3	78	74	22	4