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Table 7 Description of the peaks found in the different studies

From: Validation of previously identified serum biomarkers for breast cancer with SELDI-TOF MS: a case control study

   Protein 1 Protein 2 Protein 3
Li et al. (2002) [3] kDa 4.3 ↓ 8.1 ↑ 8.9 ↑
  AUC 0.846 0.795 0.934
  p-value - - -
Mathelin et al. (2005) [2] M/z 4286 ↓ 4302 ↓ 8129 - 8919 ↑ 8961 ↑
  AUC - - - - -
  p-value# <0.000 <0.001 0.51 <0.02 <0.001
Li et al. (2005) Da ± 4300* ↑ 8116 ↑ 8926 ↑
Validation study [4] AUC - 0.65 0.71
  p-value - - -
Current study M/z 4276 ↓ 4292 ↓ 8129 - 8941 ↓
  AUC 0.716 0.770 0.510 0.830
  p-value <0.0001 <0.0001 0.870 <0.0001
  1. ↓ = Decreased intensity in cases compared to controls, ↑ = Increased intenstiy in cases compared to controls.
  2. M/z = Mass to Charge ratio, * Exact mass not reported, # Test used not reported, Mann-Whitney U Test