Table 1—

Mean plasma insulin, plasma glucose, dialysate glucose, and sensor glucose levels at baseline and during the three stages of the glucose clamp

BaselineEuglycemiaHypoglycemiaHyperglycemia
Plasma insulin (pmol/l)57 ± 12395 ± 78341 ± 51396 ± 129
Plasma glucose (mmol/l)5.2 ± 0.34.9 ± 0.33.1 ± 0.38.6 ± 0.6
Dialysate glucose (mmol/l)3.3 ± 0.92.3 ± 0.61 ± 0.65.7 ± 0.6
Sensor glucose (mmol/l)
    Basal calibration5 ± 0.33.7 ± 0.62.5 ± 0.67.3 ± 1.2
    Study calibration5.4 ± 0.6*3.9 ± 0.62.8 ± 0.67.8 ± 0.9*
  • *

    * Data are means ± SD, n = 11. Basal calibration, sensor calibrated against four plasma glucose levels during baseline period; study calibration, sensor calibrated against four plasma glucose levels obtained throughout the study.

  • *

    * P < 0.05 vs. plasma glucose at the same time point;

  • P < 0.001 vs. plasma glucose at the same time point.