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Table 1 Number of identified significantly differentially expressed metabolites at a true FDR level of 0.05

From: Kernel approaches for differential expression analysis of mass spectrometry-based metabolomics data

Low group effect 25% diff 50% diff
Method/miss(%) 20% 40% 20% 40%
Kernd 259 247 517 500
Kerns 259 247 517 500
Qual * * * *
Quant 244 * 511 487
T 255 241 515 496
Wilcox 254 245 517 496
High group effect 25% diff 50% diff
Method/miss(%) 20% 40% 20% 40%
Kernd 260 248 523 511
Kerns 260 248 523 511
Qual * * * *
Quant 263 * 525 525
T 260 249 523 510
Wilcox 259 247 523 509
  1. The symbol * in the table means that the method can not obtain a true FDR of 0.05 no matter what rejection region [0,c] is used.