Platelet to lymphocyte ratio as a novel prognostic tool for gallbladder carcinoma

Table 2 Spearman’s correlation analysis between platelet to lymphocyte ratio and clinical characteristics of gallbladder carcinoma patients

Variable	Coefficient	P value
Age (yr)	-0.017	0.758
Gender	0.030	0.600
PLT (109/L)	0.568	< 0.001
Lymphocytes (109/L)	-0.587	< 0.001
Neutrophils (109/L)	0.356	< 0.001
WBC (109/L)	0.207	< 0.001
CEA (ng/mL)	0.032	0.678
AFP (ng/mL)	-0.073	0.375
CA-125 (U/mL)	0.262	0.001
CA-199 (U/mL)	0.133	0.096
TNM stage	0.104	0.064
Differentiation	0.181	0.001
Survival time (mo)	-0.237	< 0.001