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Table 2 intra-day, inter-day precision and accuracy of 5 AA in human plasma (n = 4)

From: Simultaneous determination of five essential amino acids in plasma of Hyperlipidemic subjects by UPLC-MS/MS

AAQC
(μg/mL)
Intra-dayInter-day
Mean ± SD
(μg/mL)
Precision
(RSD %)
Accuracy
(RE %)
Mean ± SD
(μg/mL)
Precision
(RSD %)
 Accuracy
(RE %)
his1011.21 ± 1.2110.7812.1210.36 ± 1.4814.27 3.62
4043.23 ± 6.4114.838.0742.04 ± 4.4610.60 5.09
8082.06 ± 8.5910.472.5781.34 ± 9.2011.31 1.68
met1010.81 ± 1.5514.358.0810.30 ± 1.4413.96 3.01
4041.48 ± 4.8711.733.7141.43 ± 5.4413.13 3.56
8082.05 ± 12.2914.972.5788.00 ± 11.0512.55 10.00
val1011.04 ± 1.4413.0110.3911.02 ± 1.5914.46 10.22
4041.95 ± 1.172.794.8745.14 ± 6.7214.88 12.85
8080.61 ± 3.804.710.7685.37 ± 10.0411.76 6.72
trp109.55 ± 1.2613.19−4.5210.07 ± 0.555.50 0.69
4043.46 ± 6.0513.938.6441.13 ± 2.325.64 2.84
8077.89 ± 10.1613.04−2.6474.07 ± 4.405.94 −7.42
phe1010.42 ± 1.4513.914.1910.17 ± 1.0810.58 1.66
4036.95 ± 5.1213.87−7.6338.17 ± 5.6014.67 −4.59
8078.77 ± 5.286.70−1.5378.31 ± 5.206.63 −2.12