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. Author manuscript; available in PMC: 2015 Oct 1.
Published in final edited form as: Bioanalysis. 2014 Dec;6(23):3081–3089. doi: 10.4155/bio.14.254

Table 1.

Intra- and inter-day precision and accuracy based on nominal values (ng/ml).

Intraday
 Interday
1.50 3.00 20.0 200 1.50 3.00 20.0 200
Mean (ng/ml) 1.51–1.76 3.09–3.34 21–22 204–214 1.63 3.25 21.6 208.7
SD 0.02–0.05 0.08–0.21 0.53–0.63 5.04–6.79 0.11 0.18 0.8 6.9
RSD (%) 1.48–2.88 2.65–6.18 2.54–2.80 2.35–3.27 6.8 5.6 3.7 3.3
Percentage deviation 0.56–17.0 3.00–11.2 5.42–12.0 2.08–7.08 8.6 8.2 8.1 4.4
n 6 6 6 6 18 18 18 18