Table 1.

Comparison of Demographic Data in the Study Subjects

	Patients	Controls	Differences
Age (years)	62.73 + 10.42	59.89 + 10.14	N.S.
Gender (M/F)	58/18	108 /44	N.S.
BMI (Kg/M2)	22.13 + 2.84	23.21 + 2.76	0.02
Smokers	29 (38.2%)	58 (38.1%)	N.S.
Alcohol drinkers	7 (9.2%)	14 (9.2 %)	N.S.
CEA level (ng/ml)	35.18 + 75	1.59 + 1.3	0.0001

P values less than 0.05 were considered significant- NS, not significant