Table 2.

Integrin β1 expression level by grading scale in the primary tumors

None-MetMet
Expression level (%)n (%)n (%)
0–2561 (61.4)37 (36.6)
25–5029 (29.3)20 (19.8)
50–758 (8.1)23 (22.8)
75–1001 (1.0)21 (20.8)

Abbreviation: Met, metastasis.

NOTE: P < 0.0001.