Loss of stromal caveolin-1 expression in colorectal cancer predicts poor survival

Table 2 Association between tumor cell caveolin-1 expression and clinicopathologic parameters n (%)

Variable	Cav-1		P-value
	Negative	Positive
Age (yr)			1.000
≤ 50	63 (96.9)	2 (3.1)
> 50	109 (96.5)	4 (3.5)
Gender			0.698
Male	100 (97.1)	3 (2.9)
Female	72 (96.0)	3 (4.0)
Tumor size (cm)			0.237
< 5	96 (95.0)	5 (5.0)
≥ 5	76 (98.7)	1 (1.3)
Tumor location			0.694
Colon	101 (97.1)	3 (2.9)
Rectum	71 (95.9)	3 (4.1)
Histological type			0.498
Well	8 (100)	0 (0)
Moderate	124 (95.4)	6 (4.6)
Poor	40 (100.0)	0 (0)
Pathologic T stage			0.073
T1	2 (100.0)	0 (0)
T2	14 (100)	0 (0)
T3	150 (97.4)	4 (2.6)
T4	6 (75.0)	2 (25.0)
Pathologic N stage			0.304
N0	57 (93.4)	4 (6.6)
N1	77 (97.5)	2 (2.5)
N2	38 (100)	0 (0)
Pathologic TNM stage			0.158
I	8 (100)	0 (0)
II	49 (92.5)	4 (7.5)
III	115 (98.3)	2 (1.7)
Stromal Cav-1			0.208
0	46 (93.9)	3 (6.1)
1	50 (100)	0 (0)
2	76 (96.2)	3 (3.8)
Recurrence			0.180
No	110 (94.8)	6 (5.2)
Yes	58 (100)	0 (0)

CAV-1: Caveolin-1; TNM: Tumor-node-metastasis.