Integrin β1 regulates the invasion and radioresistance of laryngeal cancer cells by targeting CD147

Table 2 Relationship between integrin β1 expression and clinicopathological parameters

Clinicopathological parameters	No. of patients	Integrin β1 expression		p value
Clinicopathological parameters	No. of patients	Low (n = 24)	High (n = 36)	p value
Age
< 60	22	10	12	0.433
≥ 60	38	14	24	0.433
Sex
Male	44	21	23	0.172
Female	16	3	13	0.172
Tumor diameter
< 3 cm	25	9	16	0.265
≥ 3 cm	35	15	20	0.265
Grade of differentiation
Moderate–high	37	18	19	0.349
Low	23	6	17	0.349
Lymph node metastasis
Positive	47	15	32	0.005^a
Negative	13	9	4	0.005^a
TNM stage
I + II	20	14	6	0.019^a
III + IV	40	10	30	0.019^a

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