Novel rapid tissue lysis method to evaluate cancer proteins: Correlation between elevated Bcl-XL expression and colorectal cancer cell proliferation

Table 1 Relationships between elevated Bcl-X_L expression and clinicopathological characteristics

	Elevated Bcl-XL expression
	Yes	No
	(n = 30, %)	(n = 20, %)	P
Age (mean±SD, yr)	68.1±12.1	70.9±9.5	0.383
Gender (male/female)	21/9	19/1	0.037
Tumor size (mean±SD, cm)	4.8±1.8	5.1±2.5	0.631
Tumor site			0.347
Ascending colon	10.0	10.0
Transverse colon	3.3	5.0
Descending colon	10.0	5.0
Sigmoid colon	13.3	40.0
Rectum or rectosigmoid junction	60.0	35.0
Multiple sites	3.3	5.0
Elevated Ki-67 expression	66.7	15.0	0.000
Tumor cell differentiation			1.000
Well differentiated	6.7	5.0
Moderate differentiation	93.3	95
Poor differentiation	0.0	0.0
TNM stage			0.640
I	10	5.0
II	33.3	35.0
III	40.0	30.0
IV	16.7	30.0
Tumor invasion depth			0.938
Submucosa	0.0	0.0
Muscularis propria	13.3	10.0
Subserosa	76.7	80.0
Other organs or structures	10.0	10.0
Lymph node or distant metastasis	56.7	60.0	0.815
Five-year overall survival rate	60.4	60.0	0.701