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. 2008 Jul 21;9:316. doi: 10.1186/1471-2105-9-316

Table 3.

Student's t-test results for the spiking experiment

Normalization Method PHS2 ALB CAH ITRA
scenario 1
Z 3 1 25 2
Total Signal 2 18 187 30
scenario 2
Z 10 1 2 3
Total Signal 1 2 4 3
scenario 3
Z 111 2 1 5
Total Signal 5 2 1 4

PHS2, ALB, CAH, and ITRA stand for the spiked protein markers, and the numbers in the respective columns indicate ranking according to Student's t-test applied to the sparse matrix normalized by Z or Total Signal normalization.