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. 2017 Dec 1;18:534. doi: 10.1186/s12859-017-1949-5

Table 1.

Sample experimental data from a single qPCR plate for analysis. Hypothetical data are used to show the results of a plate experiment examining the expression of a gene of interest (g) and two reference genes (ref1 and ref2) for two sample types, A and B. The controls for the plate experiment are not shown. MeanCq(w) represents the the arithmetic MeanCq(w) across the three technical replicates

Well efficiency (E) Gene C q log(E) log(E) ∙ C q MeanCq(w)
Sample type A 1.844 g 31.246 0.266 8.303 8.397
Sample type A 1.843 g 31.490 0.265 8.360
Sample type A 1.836 g 32.316 0.264 8.527
Sample type B 1.839 g 32.565 0.265 8.647 8.611
Sample type B 1.834 g 32.782 0.263 8.631
Sample type B 1.823 g 32.802 0.261 8.555
Sample type A 1.905 ref1 26.645 0.280 7.458 7.336
Sample type A 1.886 ref1 26.618 0.276 7.335
Sample type A 1.868 ref1 26.579 0.271 7.215
Sample type B 1.918 ref1 26.101 0.283 7.382 7.353
Sample type B 1.906 ref1 26.096 0.280 7.309
Sample type B 1.915 ref1 26.105 0.282 7.368
Sample type A 1.900 ref2 26.191 0.279 7.298 7.180
Sample type A 1.881 ref2 25.983 0.274 7.129
Sample type A 1.879 ref2 25.962 0.274 7.113
Sample type B 1.890 ref2 25.308 0.277 6.998 7.054
Sample type B 1.883 ref2 25.256 0.275 6.940
Sample type B 1.911 ref2 25.689 0.281 7.223
Sample type A Efficiency-weighted ΔC q ΔCq;r,Aw=1.1387
Sample type B Efficiency-weighted ΔC q ΔCq;r,Bw=1.4077