Table 2.

Recommendations of the glycemic target in continuous glucose monitoring for each type of diabetes mellitus

Variable	T1DM and T2DM		Older or high-risk (T1DM or T2DM)		Pregnancy in T1DMc		Pregnancy in T2DM or GDMd
	Glucose range, mg/dL	Target % in range	Glucose range, mg/dL	Target % in range	Glucose range, mg/dL	Target % in range	Glucose range, mg/dL	Target % in range
Level 2 hyperglycemia	>250	<5	>250	<10				No data
Level 1 hyperglycemia	>180	<25a	>180	<50	>140	<25	>140
In target	70–180	>70	70–180	>50	63–140	>70	63–140
Level 1 hypoglycemia	<70	<4b	<70	<1	<63	<4b	<63
Level 2 hypoglycemia	<54	<1			<54	<1	<54

T1DM, type 1 diabetes mellitus; T2DM, type 2 diabetes mellitus; GDM, gestational diabetes mellitus.

^aProportion including Level 2 hyperglycemia,

^bProportion including Level 2 hypoglycemia,

^cThe target range is based on limited evidence. More research is needed,

^dNo target range ratio is provided for pregnant women with T2DM or gestational diabetes owing to the limited evidence available.