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Table 1 Baseline characteristics of the patients (n = 662)

From: Factors predicting adequate lymph node yield in patients undergoing pancreatoduodenectomy for malignancy

Variable
Gender (F:M) 263:399
Age, median (IQR) years 60 (50–66)
Final diagnosis, n (%)
 Pancreatic cancer 388 (59)
 Cancer of the ampulla of Vater 236 (36)
 Common bile duct cancer 38 (5)
Comorbidities, n (%)
 Cardiocirculary 252 (38)
 Pulmonary 33 (5)
 Diabetes 132 (20)
 Cirrhosis 7 (1)
ASA class, n (%)
 I or II 470 (71)
 III or IV 192 (29)
Preoperative biliary drainage, n (%)
 None 364 (55)
 Endoscopic 179 (27)
 Operative 119 (18)
Body mass index, median (IQR) 24 (21–26)
Surgery, n (%)
 Pancreatoduodenectomy (PD) 358 (54)
 Pylorus-preserving PD 185 (28)
 Total pancreatectomy 119 (18)
  1. ASA American Society of Anesthesiologists, IQR interquartile range, PD pancreatoduodenectomy