
Table 1c: Accuracy to YSI within CGM Glucose Ranges (Pediatric*; n=129)
CGM
Glucose
Level
†
(mg/dL)
Number
of CGM-
Reference
Pairs
Percent
Within
±15 mg/dL
Percent
Within
±20 mg/dL
Percent
Within
±40 mg/dL
Percent
Within
±15%
Percent
Within
±20%
Percent
Within
±40%
Mean
bias
(mg/dL)
MARD
(%)
<54
139
71.9
79.1
97.1
-9.9
17.1
54-69
863
86.4
90.5
97.1
-4.9
12.0
70-180
2690
77.4
87.6
98.7
-3.4
10.6
181-250
1236
86.0
94.7
99.7
-8.9
8.3
>250
1618
92.2
97.7
99.8
-2.2
7.2
*
Includes children 6-17 years of age. No YSI measurements were obtained for children 4-5 years of age.
†
System range is 40-400 mg/dL.
189