Neutrophil-albumin ratio and multi-phase computed tomography for lymph node metastasis in pancreatic cancer

Table 1 Comparison of baseline data

Grouping	LNM+ group (n = 61)	LNM- group (n = 68)	t/χ2	P value
Age (years)	60.13 ± 8.58	55.30 ± 9.70	2.295	0.023
Gender			2.628	0.105
Male	40 (65.57)	35 (51.47)
Female	21 (34.43)	33 (48.53)
BMI (kg/m2)			1.844	0.174
≤ 24	36 (59.02)	32 (47.06)
> 24	25 (40.98)	36 (52.94)
Hemangioma thrombosis			6.387	0.011
Have	36 (59.02)	25 (36.76)
None	25 (40.98)	43 (63.24)
Tumor size (cm)	3.82 ± 1.07	3.43 ± 1.13	2.001	0.048
Tumor location			0.833	0.361
Head of pancreas	49 (80.33)	50 (73.53)
Body/tail of pancreas	12 (19.67)	18 (26.47)
Pathological type			3.703	0.157
PDAC	57 (93.44)	56 (82.35)
IPMT	2 (3.28)	5 (7.35)
PNEC	2 (3.28)	7 (10.29)
CA19-9 (U/mL)			0.490	0.484
≤ 37	18 (29.51)	24 (35.29)
> 37	43 (70.49)	44 (64.71)
CEA (U/mL)			0.944	0.331
≤ 5	47 (77.05)	57 (83.82)
> 5	14 (22.95)	11 (16.18)
PAR			8.495	0.004
≤ 6.35	22 (36.07)	42 (61.76)
> 6.35	39 (63.93)	26 (38.24)
NAR			18.710	< 0.001
≤ 0.13	18 (29.51)	46 (67.65)
> 0.13	43 (70.49)	22 (32.35)
CT report of lymph node status			15.364	< 0.001
Lymph nodes (+)	37 (60.66)	18 (26.47)
Lymph nodes (-)	24 (39.34)	50 (73.53)
CT report T status			1.669	0.434
T1	6 (9.84)	11 (16.18)
T2	34 (55.74)	39 (57.35)
T3	21 (34.42)	18 (26.47)

Data were showed as n (%) or mean ± SD. LNM: Lymph node metastasis; BMI: Body mass index; PDAC: Pancreatic ductal adenocarcinoma; IPMT: Intraductal papillary mucinous tumor; PNEC: Pulmonary neuroendocrine cells; CA19-9: Carbohydrate antigen 19-9; CEA: Carcinoembryonic antigen; PAR: Platelet-albumin ratio; NAR: Neutrophil-albumin ratio; CT: Computed tomography.