Type Statistical parameter Concentration (ng/mL)
LLOQC
(32.05)
LQC
(100.80)
MQC
(5040.00)
HQC
(8400.00)
Intra day,
set-1,
N=6
Mean 34.00 108.06 4980.72 8230.2
SD 1.475 3.744 199.151 285.62
% CV 4.3 3.5 4.0 98.0
Accuracy 106.09 112.61 98.82 97.98
Intra day,
set-2,
N=6
Mean 31.87 4.12 4998.89 8209.88
SD 2.046 3.657 111.851 320.507
% CV 6.4 3.9 2.24 3.90
Accuracy 99.44 111.71 99.18 97.74
Intra day,
set-3,
N=6
Mean 31.84 106.58 5096.46 8126.53
SD 1.441 4.013 249.840 148.745
% CV 4.53 3.76 4.90 1.83
Accuracy 99.34 105.74 101.12 96.74
Interday,
N=18
Mean 32.57 109.08 5025.36 8188.88
SD 1.889 4.561 190.888 250.692
% CV 5.80 4.18 3.80 3.06
Accuracy 101.62 108.22 99.71 97.49
Table 4: Precision and accuracy of cholic acid in urine quality control samples.
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