Table 1: Characteristics of the colorectal cancer patients .

(%)

Male35 (54)
Age categories (years)
 <4012 (19)
 40–4930 (46)
 50–5423 (35)
BMI categories (kg/m2)b
 <20.04 (6)
 20.0–24.930 (46)
 25.0–29.924 (37)
 30.0+7 (11)
Smoking
 Never23 (37)
 Ex and occasional31 (50)
 Current8 (13)
Physical activityc
 Low18 (29)
 Middle28 (45)
 High16 (26)
1st or 2nd degree family history of CRC9 (14)
Duke’s stage
 A5 (8)
 B22 (34)
 C19 (29)
 D19 (29)

a Abbreviationsare as follows: BMI: body mass index (kg/m2); CRC: colorectal cancer.
bThree subjects had self-reported height and weight.
cMissing value in three subjects ( ).