Abbott FreeStyle Libre 2 User Manual page 142

Table 1e: Accuracy to YSI within YSI Glucose Ranges (Pediatric*; n=129)
YSI Number
Glucose of CGM-
Level Reference
(mg/dL) Pairs
<54
131
54-69
751
70-180
2743
181-250
1104
>250
1817
* Includes children 6-17 years of age. No YSI measurements were obtained for children 4-5 years of age.
Percent Percent
Within Within
±15 mg/dL ±20 mg/dL
93.9 98.5
96.5 98.8
Percent Percent Percent
Within Within Within
±40 mg/dL ±15% ±20%
100.0
100.0
74.3
86.6
90.2
Percent Mean
Within bias
±40% (mg/dL)
6.6
1.0
84.8 98.0 -3.0
92.9 99.0 -3.9
97.5 99.9 -10.2
MARD
(%)
14.2
9.3
11.4
8.4
7.6
136