Nomogram using F-18 fluorodeoxyglucose positron emission tomography/computed tomography for preoperative prediction of lymph node metastasis in gastric cancer

Table 2 Uni- and multivariate logistic regression analyses for regional lymph node metastases in the training cohort

	Univariate logistic analysis		Multivariate logistic analysis
Variables	OR (95%CI)	P value	OR (95%CI)	P value
Age, yr	1.00 (0.99–1.02)	0.700
Sex (male vs female)	0.87 (0.57–1.32)	0.507
Tumor location	1.31 (1.04–1.65)	0.022	1.19 (0.92–1.55)	0.178
WBC counts	0.94 (0.83–1.05)	0.283
Blood hemoglobin levels	0.84 (0.74–0.94)	0.005	1.07 (0.91–1.26)	0.433
Platelet counts	1.00 (1.00–1.01)	0.016	1.00 (1.00–1.01)	0.625
Neutrophil counts	1.00 (1.00–1.00)	0.817
Lymphocyte counts	1.00 (1.00–1.00)	0.002	1.00 (1.00–1.00)	0.342
PLR	1.01 (1.00–1.01)	< 0.001	1.00 (0.99–1.01)	0.816
NLR	1.19 (1.01–1.41)	0.041	0.85 (0.65–1.10)	0.234
CEA	1.00 (1.00–1.01)	0.290
CA 19-9	1.00 (1.00–1.01)	0.018	1.00 (1.00–1.01)	0.133
Albumin	0.26 (0.13–0.49)	< 0.001	0.52 (0.23–1.15)	0.110
T_SUVmax	1.17 (1.11–1.24)	< 0.001	1.08 (1.02–1.15)	0.011
N_SUVmax	1.81 (1.45–2.40)	< 0.001	1.49 (1.19–1.97)	0.002

WBC: White blood cell; PLR: Platelet to lymphocyte ratio; NLR: Neutrophil to lymphocyte ratio; CEA: Carcinoembryonic Antigen; CA 19-9: Carbohydrate antigen 19-9; SUVmax: Maximum standardized uptake value; T_SUVmax: SUVmax of primary tumor; N_SUVmax: SUVmax of LN.