[Retracted] Expression of Dickkopf-1 and Twist2 in Cervical Squamous Cell Carcinoma and Their Correlation with Vasculogenic Mimicry

Table 6

Results of univariate analyses of the overall survival (OS) time.

Clinicopathological parameters	Case number	5-year survival rate (%)	x^2
Age (years)
<45	40	77.8	0.093	0.761
≧45	76	77.4
Tumor diameter (cm)
<4	51	81.7	0.974	0.324
≧4	65	74.1
Clinical stage
I	75	82.8	4.127	0.042
II	41	66.9
Pathological grade
I(High)	31	78.9	0.017	0.992
II(Medium)	68	77.2
III(low)	17	75.1
With or without deep infiltration
<1/2	47	81.0	0.719	0.397
≧1/2	69	75.2
Lymph node metastasis
−	81	84.1	7.195	0.007
+	35	60.2
DKK1 expression
−	64	67.8	7.785	0.005
+	52	89.2
Twist2 expression
−	36	90.9	7.097	0.008
+	80	71.1
VM expression
−	89	83.4	10.382	0.001
+	27	53.9