Skip to main content

Table 1 Characteristics of the 613 CRC patients at the time of diagnosis

From: Polymorphisms in the mitochondrial oxidative phosphorylation chain genes as prognostic markers for colorectal cancer

Parameter

Number of patients

% of patients

Gender

  

Male

325

53.0

Female

284

46.3

Unknown

4

0.7

Age at diagnosis (year)

  

<65

341

55.6

≥65

272

44.4

Histopathologic grade (G)

  

G1

20

3.3

G2

478

77.9

G3

98

16.0

G4

1

0.2

Gx

16

2.6

Pretherapeutic UICC TNM stage

  

I

161

26.3

II

156

25.4

III

149

24.3

IV

133

21.7

Unknown

14

2.3

Primary tumour size (T)

  

T0

6

1.0

T1

76

12.3

T2

138

22.5

T3

327

53.3

T4

58

9.4

Tis or Tx

9

1.5

Regional lymph node involvement (N)

  

N-

354

57.7

N+

255

41.6

Nx

4

0.7

Distant metastasis (M)

  

M-

478

78.0

M+

135

22.0

Localisation

  

Rectum

327

53.3

Colon

286

46.7

Adjuvant therapy

  

Anya

250

40.8

None

282

46.0

Unknown

81

13.2

Pretreatment

  

Anyb

68

11.1

None

517

84.3

Unknown

28

4.6

  1. a Comprises radiotherapy (n = 13), chemotherapy (n = 86), radio-chemotherapy (n = 59), immunotherapy (n = 3), chemotherapy plus 5FU/FA (n = 68), radio-chemotherapy plus 5FU/FA (n = 18), and other (n =3).
  2. b Comprises radiotherapy (n = 5) and radio-chemotherapy (n = 63).