Table 1.

General information on the two groups of CRC patients of this study

Parameter	Nürnberg patients	Heidelberg patients
Analysis method	Real-time PCR	IHC
Number of patients	n= 67	n= 32
Age (average)	67 years	65 years
Gender	42 male/25 female	22 male/10 female
Location	Colon (n= 23) Rectum (n= 44)	Colon (n= 10) Rectum (n= 22)
Tumour stage* (UICC)	I (n= 11) II (n= 25) III (n= 20) IV (n= 11)	II (n= 24) IV (n= 8)
Tumour grade	G2 (n= 52) G3 (n= 15)	G2 (n= 25) G3 (n= 7)

^*All lesions were diagnosed as adenocarcinoma.