Table 3

Summary of the overlap study of the two astrocytoma progression marker data sets. A. Internal consistency of the methods under comparison. k = Khatua et al. data set51; vdb = van den Boom et al. data set52 B. Number of significant genes that overlap between the two data sets in the significant gene list for each method. C. Comparison (% overlap) of methods in the k data set. D. Comparison (% overlap) of methods in the vdb data set

A
% overlap
k





test
t-test (p)
t-test (np)
PPST
ABA
vdb
t-test
5.307




t-test (np)

11.248



PPST


15.24


ABA



3.211
B
overlap
k



vdb
test
t-test (p)
t-test (np)
PPST
ABA

t-test
35




t-test (np)

118



PPST


187


ABA



11
C

Test 1




k
t-test (p)
t-test (np)
PPST
ABA
Test 2
t-test (p)
1
78.527
74.394
2.579

t-test (np)

1
83
4.678

PPST


1
1.28

ABA



1


Test 1



D
v
t-test (p)
t-test (np)
PPST
ABA
Test 2
t-test (p)
1
46.382
26.649
0

t-test (np)

1
56.975
5.656

PPST


1
7.268

ABA



1

Lyons-Weiler et al. BMC Bioinformatics 2004 5:110   doi:10.1186/1471-2105-5-110