Table 1 Clinicopathological characteristics of the 59 CRC patients

Overall

59

Median age (range)

59 (40–78)

 < 60

32 (54.2)

 ≥ 60

27 (45.8)

Sex

Male

36 (61.0)

Female

23 (39.0)

Smoke history

Smoker

16 (27.1)

Non-smoker

42 (71.2)

Unknown

1 (1.7)

Stage

I

11 (18.7)

II

38 (64.4)

IV

10 (16.9)

Metastasis

Stage I

LIM

1 (9.1)

LUM

1 (9.1)

Stage II

LIM

11 (28.9)

LUM

6 (15.8)

Stage IV

LIM

10 (100) ^a

LUM

2 (20) ^a

All stages

No metastasis

30 (50.8)