Type Statistical parameter Concentration (ng/mL)
LLOQC
(32.05)
LQC
(100.80)
MQC
(5040.00)
HQC
(8400.00)
Intraday,
set-1,
N=6
Mean 30.06 101.98 4879.78 8258.0
SD 2.326 3.777 245.857 241.88
% CV 7.7 3.7 5.0 2.9
Accuracy 93.80 101.17 96.82 98.31
Intraday,
set-2,
N=6
Mean 32.77 104.35 4887.30 8262.61
SD 1.242 4.094 262.359 260.361
% CV 3.8 3.9 5.37 3.15
Accuracy 102.26 103.52 96.97 98.36
Intraday,
set-3,
N=6
Mean 29.54 101.49 4802.93 8046.87
SD 1.706 6.969 233.780 280.376
% CV 5.77 6.87 4.87 3.48
Accuracy 92.17 100.68 95.30 95.80
Inter day,
N=18
Mean 30.79 102.60 4856.67 8189.15
SD 2.242 5.006 235.873 266.434
% CV 7.28 4.88 4.86 3.25
Accuracy 96.08 101.79 96.36 97.49
Table 3: Precision and accuracy of cholic acid in plasma quality control samples.