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. 2017 Mar 30;12:1177271917699850. doi: 10.1177/1177271917699850

Table 9.

Inter-run reproducibility: normalized Ct values for HRGCt) for each run and FFPE sample and mean ΔCt deviation comparison.

Sample ID Inter-run ΔCt
Inter-run mean ΔCt deviation comparisona
Run 1 Run 2 Run 3 Run 4 Run 5 Mean SD ΔCt highest ΔCt lowest X = highest − lowest ΔCt deviation (2x)
FFPE NSCLC
 1173692B 3.5 3.8 3.7 4.2 3.6 3.7 0.27 4.2 3.5 0.7 1.7
 1173127B 5.3 4.7 5.4 4.1 5.4 5.0 0.58 5.4 4.1 1.3 2.5
 1173740B 6.6 7.9 7.1 6.9 6.6 7.0 0.53 7.9 6.6 1.3 2.5
 2YHODAZN 5.4 5.5 5.2 6.0 6.2 5.7 0.43 6.2 5.2 1.0 2.0
 TRQR7A81 −1.2 −1.2 −1.2 −1.3 −1.1 −1.2 0.06 −1.1 −1.3 0.2 1.1
FFPE normal lungb 3.0 2.9 3.0 2.8 3.1 3.0 0.09 3.1 2.8 0.2 1.2
Positive controlc 3.5 3.6 3.6 3.6 3.6 3.6 0.04 3.6 3.5 0.1 1.1

Abbreviations: Ct, cycle threshold; HRG, heregulin.

a

ΔCt deviation calculations using highest and lowest HRG expression values for each patient extraction set.

b

TRQR7N58.

c

Universal Human Reference RNA.