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. Author manuscript; available in PMC: 2010 Jul 1.
Published in final edited form as: J Chromatogr B Analyt Technol Biomed Life Sci. 2009 May 21;877(20-21):1907–1914. doi: 10.1016/j.jchromb.2009.05.029

Table 2.

Inter- and Intra-Assay Accuracy and Precision of FTC in Plasma.

FTC Sample # LLOQ Low QC Middle QC High QC Run ID Intraassay Statistics LLOQ Low QC Middle QC High QC
1 8.40 27.3 281 1089 1 Mean 8.76 28.4 287 1122
2 8.80 28.2 281 1145 SD 0.3 0.7 5.9 21
3 8.80 28.2 289 1129 %CV 2.9 2.6 2.1 1.9
4 9.10 29.0 287 1117 %dev −12.4 −5.5 −4.5 −6.5
5 8.70 29.1 295 1131 n 5 5 5 5

1 8.50 26.6 302 1158 2 Mean 9.22 27.5 302 1189
2 8.89 27.8 306 1148 SD 1.4 0.6 13.7 41
3 11.7 27.6 308 1181 %CV 15.1 2.0 4.5 3.5
4 8.49 28.1 315 1211 %dev −7.8 −8.2 0.7 −0.9
5 8.52 27.6 279 1249 n 5 5 5 5

1 9.42 27.2 280 1084 3 Mean 10.0 27.2 280 1083
2 10.3 27.7 273 1096 SD 0.3 0.44 5.0 19
3 10.0 27.5 277 1092 %CV 3.4 1.6 1.8 1.8
4 10.1 26.9 285 1050 %dev 0.0 −9.4 −6.7 −9.8
5 10.2 26.6 284 1093 n 5 5 5 5

Interassay Statistics
Theor. Conc. 10 30 300 1200
mean 9.33 27.7 289 1132
SD 0.94 0.7 12.8 53
%CV 10.1 2.7 4.4 4.7
%dev −6.7 −7.7 −3.5 −5.7
n 15 15 15 15