Table 3.

Multivariate analysis (GLM) of integrin β1 in the primary tumor

Covariates in the modelParameter estimateSEP -value (Compared with reference)P - value (for the covariate)
Age−0.03270.14530.82180.8218
DiseaseMet22.68644.1059<0.0001≤0.0001
No metReference
SexFemale1.89804.32730.66150.6615
MaleReference
Site2 = L9.62365.64310.08990.0044
3 = OC18.40805.67560.0014
1 = OPReference
DifferentiationPD0.18146.98820.97930.9854
MD0.77615.66580.8912
WDReference..
SmokingNo−0.24715.49040.96420.9642
YesReference

Abbreviations: L, larynx; MD, moderately differentiated; Met, metastasis; OC, oral cavity; OP, oropharynx; PD, poorly differentiated; WD, well differentiated.