Point and trend accuracy of a continuous intravenous microdialysis-based glucose-monitoring device in critically ill patients: a prospective study

Annals of Intensive Care

Table 3 Reliability and safety of the CGM device

	In total
Total number of sensors used	16

	Per patient
Number of sensors used, median [IQR; total range]	1.0 [1.0–2.0; 1–2]
Total connection time, median [IQR; total range]	50.8 [13.5–54.7; 2.5–55.8] h
Real-time data, median [IQR; total range] (%)	50.8 [13.5–54.7; 2.5–55.8] h (100 %)
Time of skips in data acquisition	0.0 h
Percentage of time skips in data acquisition	0.0 h
Initialization time, median [IQR; total range]	42 [42–43; 40.8–62.4] min
Total start-up time, median [IQR; total range]	58 [56–67; 48–112.8] min
Number of calibrations needed before start, median [IQR; total range]	1.0 [1.0–1.3; 1–3]
Number of calibrations during duration of measurement, median [IQR; total range]	6.5 [2.0–7.0; 1–8]
Number of failed calibrations during duration of measurement, median [IQR; total range]	0.5 [0.0–2.0; 0–3]

IQR, interquartile range; initialization time, total time from connecting the device, to being ready for calibration; total start-up time, total time from connecting the device, to displaying the first glucose value