Table 1 Demographics and clinical information of ovarian cancer patient cohorts

From: Decoding critical long non-coding RNA in ovarian cancer epithelial-to-mesenchymal transition

Category (Number of samples)

TCGAa,b,c (320)

GSE9891b,c,d (233)

GSE18520b,c (53)

GSE26193b,c (100)

CPTACc (103)

Subtype

  Epithelial

231

136

NA

NA

71

  Mesenchymal

89

97

NA

NA

32

Histology

  Serous

320

233

53

75

103

  Other

0

0

0

25

 

Tumor grade

  I

0

0

0

0

0

  II

40

88

All samples are high grade

33

16

  III

274

145

All samples are high grade

67

86

  IV

1

0

All samples are high grade

0

0

  Undetermined

5

0

0

0

1

Tumor stage

  I

0

10

0

17

0

  II

18

9

0

9

7

  III

252

193

All samples are late stage

58

78

  IV

47

21

All samples are late stage

16

18

  Undetermined

3

0

0

0

0

Age at initial pathologic diagnosis

30 ~ 87

23 ~ 80

NA

NA

34 ~ 87

  1. aDiscovery data
  2. bData used for survival analysis
  3. cData used for meta-analysis
  4. dIndependent validation data