Performance of nutritional and inflammatory markers in patients with pancreatic cancer

Table 1 Characteristics of the total cohort

Characteristics	Total cohort (n = 446)
Demographics
Age (years)	65.09 ± 8.93
Male	246 (55.2%)
Female	200 (44.8%)
BMI (kg/m2)	22.67 ± 3.00
Smoke	166 (37.2%)
Hypertension	209 (46.9%)
Diabetes	130 (29.1%)
Tumor biomarkers
sCA19-9 (U/mL)
≥ 37	336 (75.3%)
< 37	102 (22.9%)
Unknow	8 (1.8%)
sCA125 (U/mL)
≥ 35	83 (18.6%)
< 35	341 (76.5%)
Unknow	22 (4.9%)
Tumor features
Location
Head	217 (48.7%)
Neck	29 (6.5%)
Body	69 (15.5%)
Tail	58 (13.0%)
Both body and tail	50 (11.2%)
Others	23 (5.2%)
Degree of differentiation
Poor	142 (31.8%)
Moderate	239 (53.6%)
Well	43 (9.6%)
Unknow	22 (4.9%)
TNM stage
Ⅰ	198 (44.4%)
Ⅱ	139 (31.2%)
Ⅲ	58 (13.0%)
Ⅳ	51 (11.4%)
Surgical information
Main surgical procedure
Pancreaticoduodenectomy	230 (51.6%)
Pancreaticocaudectomy	191 (42.8%)
Others	25 (5.6%)
Method of surgery
Laparoscope	162 (36.3%)
Open	284 (63.7%)
Time of surgery (min)	295 (225-395)
Bleeding (mL)	200 (100-300)
Inflammatory-nutritional markers
AGR	1.42 (1.27-1.59)
PNI	47.75 (43.89-51.11)
SII	563.12 (367.88-894.94)
NLR	2.74 (2.13-3.97)
PLR	146.88 (107.55-195.98)
NRI	104.02 (97.85-109.90)
GNRI	102.86 (96.74-108.59)
Hospital stays (days)	17.68 ± 12.72

Data are presented as mean ± SD, median (IQR) or n (%). AGR: Albumin to globulin ratio; BMI: Body mass index; GNRI: Geriatric nutritional risk index; NLR: Neutrophil to lymphocyte ratio; NRI: Nutritional risk index; PLR: Platelet to lymphocyte ratio; PNI: Prognostic nutrition index; sCA19-9: Serum carbohydrate antigen 19-9; sCA125: Serum carbohydrate antigen 125; SII: Systemic immune-inflammation index.