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Table 2 Baseline patient and tumor characteristics

From: Endoscopic ultrasound-guided sampling of solid pancreatic masses: 22-gauge aspiration versus 25-gauge biopsy needles

  22-gauge FNA (n = 38) 25-gauge FNB (n = 38) P value
Sex (male/female) 17/21 18/20 0.818
Age (years) 61.8 ± 11.4 63.0 ± 12.6 0.669
Size of mass on EUS (mm) 34.1 ± 12.6 33.8 ± 16.3 0.931
Tumor location, no. (%)    0.359
 Head/uncinate 21 (55.3) 17 (44.7)  
 Body/tail 17 (44.7) 21 (55.3)  
Final diagnosis, no. (%)    0.187
 Adenocarcinoma 33 (86.8) 29 (76.3)  
 Metastasis 0 (0) 2 (5.3)  
 Neuroendocrine tumor 3 (7.9) 1 (2.6)  
 Pseudopapillary tumor 1 (2.6) 1 (2.6)  
 Chronic pancreatitis 1 (2.6) 5 (13.2)  
  1. EUS endoscopic ultrasound, FNA fine needle aspiration, FNB fine needle biopsy
  2. Continuous variables are expressed as the mean ± standard deviation