Table 2.

The linear and non-linear relationship between perioperative transfusion and recurrence-free and overall survival.

	Linear Effect			Nonlinear Effect
	Estimate	SE	p	Estimate	SE	p
Recurrence-free survival	0.185	0.035	<0.001	−0.033	0.010	0.001
Overall survival	0.097	0.036	0.008	−0.005	0.009	0.557