. Author manuscript; available in PMC: 2008 Apr 15.

Published in final edited form as: Diabetes Technol Ther. 2003;5(5):791–800. doi: 10.1089/152091503322526996

Table 4.

Variation of Accuracy Among GW2B Sensor Pads (N= 171)^*

	% of Sensors
Sensor Pads with Median RAD <10%	26%
Sensor Pads with Median RAD <20%	68%
Sensor Pads with Median RAD <30%	87%
Sensor Pads with Median RAD <40%	97%
Values Meeting ISO Criteria^†
Sensor Pads with ≥90% of Values Meeting ISO Criteria	8%
Sensor Pads with ≥80% of Values Meeting ISO Criteria	27%
Sensor Pads with ≥70% of Values Meeting ISO Criteria	40%
Sensor Pads with ≥60% of Values Meeting ISO Criteria	57%
Sensor Pads with ≥50% of Values Meeting ISO Criteria	70%

Includes only sensors with 10 or more paired reference glucose values.

^†

ISO criteria: for reference s glucose value ≤75 mg/dL, GW2B value within ±15 mg/dL and for reference glucose value >75 mg/dL, GW2B value within ±20%.