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Table 3 Comparison of GBC with and without PBM

From: Stepwise correlation of TP53 mutations from pancreaticobiliary maljunction to gallbladder carcinoma: a retrospective study

  With PBM Without PBM p
(n = 8) (n = 18)
Age, mean ± SD, years 64.6 ± 11.6 74.7 ± 9.27 0.032
Sex, male, n (%) 1 (12.5) 7 (38.9) 0.36
Gallstones, n (%) 0 10 (55.6) 0.076
Smoking, n (%)a 1 (20) 2 (11.7) 0.558
Histological type    0.71
 pap, n (%) 4 (50) 5 (27.8)  
 tub1, n (%) 2 (25) 7 (38.9)  
 tub2, n (%) 1 (12.5) 4 (22.2)  
 Poor, n (%) 1 (12.5) 2 (11.1)  
T factor    0.1
 T1, n (%) 4 (50) 3 (16.6)  
 T2, n (%) 4 (50) 10 (55.6)  
 T3, n (%) 0 5 (27.8)  
Lymph node metastasis, n (%) 2 (25) 7 (38.9) 0.667
TP53 mutations, n (%) 6 (75) 5 (27.8) 0.038
Number of actionable genes, n (%) 3 (37) 12 (66.7) 0.164
  1. GBC Gallbladder carcinoma, PBM Pancreaticobiliary maljunction
  2. aSamples with unknown data were excluded
  3. p values were calculated using Mann–Whitney U test, Fisher’s exact test, and chi-square test