Survivin expression induced by doxorubicin in cholangiocarcinoma

Table 1 Correlation between clinicopathological factors and survivin expression in cholangiocarcinoma

Clinical features	n	Survivin expression		χ2	P
		n	%
All patients	33	24	72.7
Age (years)
60	18	13	72.2	0.0051	0.9431
≤ 60	15	11	73.5
Sex
Male	21	15	71.4	0.0491	0.8246
Female	12	9	75.0
Tumor size (cm)
≤ 2	13	10	76.9	0.1904	0.6626
> 2	20	14	70.6
Differentiation level
High & Middle	29	21	72.4	0.0119	0.9133
Low	4	3	75.0
Metastasis
Positive	7	5	71.4	0.0076	0.9307
Negative	26	19	73.1