Bcl-2 expression significantly correlates with thymidylate synthase expression in colorectal cancer patients

Table 1 Characteristics of the patients and their tumors at diagnosis

Variable	Total patient group n (%)
Patients	67 (100)
Female	24 (36)
Male	43 (64)
Age (yr)
Mean (SD)	57.6 (24-80)
Tumor localization
Rectum	14 (20.9)
Left colon	31 (46.3)
Right colon	15 (22.4)
Transverse colon	7 (10.4)
Primary tumor status1
T1	0 (0)
T2	5 (7.5)
T3	48 (71.6)
T4	14 (20.9)
Primary nodal status1
N0	18 (26.9)
N1	35 (52.2)
No data	14 (20.9)
Histological tumor grade
GradeI	10 (14.9)
Grade II	45 (67.2)
Grade III	12 (17.9)
Stage1
II	11 (16.4)
III	14 (20.9)
IV	42 (62.7)
Localization of metastases
Liver	28 (41.8)
Lung	1 (1.5)
Multiple	34 (50.7)
Local	4 (6.0)
Disease-specific survival (months)
Mean (SD)	34.4 (26.2)
Disease-specific outcome
Alive	3 (4.5)
Died of disease	64 (95.5)

¹TNM classification.