Table 4.

Correlation with PD-L1 expression and FDG metabolic parameter.

Variables		PD-L1
	rho	95%CI	P value
All patients(n=65) SUVmax	0.50	0.28 to 0.67	<0.01*
MTV3.0 TLG3.0	0.42 0.43	0.19 to 0.61 0.20 to 0.62	<0.01* <0.01*

* P < 0.05.

P < 0.05 is considered statistically significant.

PD-L1, programmed death ligand-1; CI, confidence interval.