Comparison of thymidine phosphorylase expression and prognostic factors in gallbladder and bile duct cancer

BMC Cancer

Table 1 Clinico-pathological characteristics of the biliary tract cancer patients

Characteristics	All patients (n = 161)		GB cancer (n = 65)		Bile duct cancer (n = 96)		p-value
	No. of patients	%	No. of patients	%	No. of patients	%
Age, years							0.265
Mean ± SD	61.9 ± 9.8		63.4 ± 11.4		60.9 ± 8.5
Sex							0.001
Male	95	59.0	28	43.1	67	69.8
Female	66	41.0	37	56.9	29	30.2
Resectability							0.242
Curative	127	78.9	49	75.4	78	81.3
Palliative	34	21.1	16	24.6	18	18.7
Adjuvant therapy	70	43.4	30	46.1	40	41.6	0.229
Histopathology
Well differentiated	51	31.6	23	35.3	28	29.1	0.243
Vascular invasion	13	8.0	5	7.6	8	8.3	0.606
Perineural invasion	82	50.9	15	23.0	67	69.7	0.001
Lymphatic invasion	53	32.9	24	36.9	29	30.2	0.161
LN metastases	60	37.2	25	38.4	35	36.4	0.381
TNM stage							0.105
I	56	35.0	22	33.8	34	35.8
II	66	41.3	24	36.9	42	44.2
III	14	8.7	4	6.2	10	10.5
IV	24	15.0	15	23.1	9	9.5

ISSN: 1471-2407