Table 4.

Relative risk of increased expression of integrin β1, β2 and β3 in patients with cancer

	Patients with cancer	Controls	RR	95% CI	P value
	above/normal	above/normal
integrin β1	87/57	73/127	1.655	1.321-2.074	0.000
integrin β2	78/65	83/117	1.314	1.052-1.642	0.021
integrin β3	28/116	21/179	1.852	1.097-3.126	0.028
Combination of integrin β1, β2 and β3	14/129	4/196	4.895	1.645-14.563	0.002