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Table 3 Device reliability

From: Point accuracy and reliability of an interstitial continuous glucose-monitoring device in critically ill patients: a prospective study

  Per patient Per sensor
Total number of sensors used - 105
Number of sensors used, median (IQR) 1 (1-3) -
Total connection time in hours, median (IQR) 46.2 (26.8-134.2) 45.8 (21.1-69.1)
Start-up time in minutes, median (IQR) Median 49 (44-58) 49 (43-57.9)
Initialization time in minutes, median (IQR) Median 34 (34-34.5) 34 (34,35)
Real-time data in hours 42.3 (23.1-130.3) 41.4 (20.6-64.0)
Percentage of real-time data, median (IQR) 94.1 (88.9-97.1) 94.6 (88.7-97.9)
Time of skips in data acquisition in hours, median (IQR) 4.3 (1.2-9.1) 2.6 (0.6-5.4)
Time of skips in data acquisition in hours caused by poor sensor signal, median (IQR) 0 (0-1.0) 0 (0-0.2)
Time of skips in data acquisition in minutes caused by other reasons, median (IQR) 3.3 (0.9-8.4) 2.0 (0.4-3.7)
Percentage of time of skips in data acquisition, median (IQR) 5.9 (2.9-11.1) 5.4 (2.1-11.3)
Percentage of time of skips in data acquisition in caused by poor sensor signal, median (IQR) 0 (0-0.7) 0 (0-0.3)
Percentage of time of skips in data acquisition caused by other reasons, median (IQR) 4.2 (2.3-8.0) 3.8 (1.5-8.0)
Number of calibrations, median (IQR) 14 (9-34) 12 (7-16)
Number of mandated calibrations, median (IQR) 8 (4-20) 6 (4-8)
  1. IQR, interquartile range.