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Table 2 Postoperative outcomes of patients undergoing gastrectomy with D1/D1+ or D2 lymphadenectomy

From: A comparison of the operative outcomes of D1 and D2 gastrectomy performed at a single Western center with multiple surgeons: a retrospective analysis with propensity score matching

Variable   Before PSM (n = 204) aAfter PSM (n = 78)
   D1/D1+ (n = 54) D2 (n = 150)   D1/D1+ (n = 39) D2 (n = 39)  
   n % n % p b n % n % p b
Clavien-Dindo classification       0.454      0.227
  I 7 (13%) 31 (21%)   3 (7%) 10 (24%)  
  II 15 (28%) 50 (33%)   9 (21%) 11 (26%)  
  III 3 (6%) 7 (5%)   3 (7%) 1 (2%)  
  IV 2 (4%) 4 (3%)   1 (2%) 1 (2%)  
  V 3 (6%) 2 (1%)   1 (2%) 0 (0%)  
30-day mortality Yes 3 (6%) 2 (1%) 0.085 1 (2%) 0 (0%) 0.314
  No 51 (94%) 148 (99%)   41 (98%) 42 (100%)  
  1. aMatched parameters—BMI, T-level, tumor location, chemotherapy
  2. bChi-square test