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. Author manuscript; available in PMC: 2018 Oct 16.
Published in final edited form as: Proc IEEE Inst Electr Electron Eng. 2016 Mar 24;105(3):482–495. doi: 10.1109/JPROC.2016.2531000

TABLE II.

Results of the statistical tests that were performed to compare the results of the various methods. pDis analysis (cut-off) was compared to SPIA (cut-off). pDis analysis (all genes) was compared to GSEA, GSA and SPIA (all genes). Each p-value shows whether the ranks and the p-values of the target pathways in proposed method are significantly lower than the reference methods (at 5% significance threshold). The results show that pDis analysis (cut-off) yields significantly better p-values than SPIA (cut-off) for the target pathways. Also, pDis analysis (all genes) yields lower p-values as well as lower ranks compared to GSEA and SPIA (all genes).

P-value (paired t.test p-value) SPIA (cut-off) GSA GSEA SPIA (all genes)
pDis analysis (cut-off) 0.01
pDis analysis (all genes) 0.07 0.074 0.01
Ranks (paired Wilcoxon.test p-value) SPIA (cut-off) GSA GSEA SPIA (all genes)
pDis analysis (cut-off) 0.13
pDis analysis (all genes) 0.75 0.29 0.05