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Table 3 Cox regression analysis for identical versus compatible ABO-matching, recipient/donor-blood group and other risk factors for retransplantation-free survival (univariable)

From: ABO-identical matching has no superiority in long-term survival in comparison to ABO-compatible matching in lung transplantation

  HR 95% CI p-value
Identical ABO-match 0. 803 0. 534–1. 207 0. 291
Age 1. 020 1. 008–1. 033 0. 002
Identical ABO-match x age 1. 001 0. 993–1. 009 0. 788
Recipient > 55 years 1. 829 1. 346–2. 486 0. 001
BMI 1. 038 1. 001–1. 079 0. 050
Male 1. 148 0. 848–1. 556 0. 372
Gender mismatch 1. 130 0. 828–1. 544 0. 441
Waiting list 0. 999 0. 998–1. 000 0. 059
Infection    
 Recipient CMV 1. 056 0. 718–1. 553 0. 783
 CMV-mismatch 1. 290 0. 823–1. 996 0. 253
 Recipient EBV 1. 134 0. 815–1. 578 0. 456
 EBV-mismatch 1. 655 0. 917–1. 058 2. 985
 Recipient toxoplasma 1. 147 0. 791–1. 664 0. 469
 Toxoplasma-mismatch 1. 074 0. 648–1. 781 0. 782
Blood-group (recipient)    
 A    0.782
 B 1. 297 0. 790–2. 130 0. 304
 AB 1. 072 0. 567–2. 025 0. 830
 O 1. 084 0. 774–1. 517 0. 639
Blood-group (donor)    
 A    0.484
 B 1. 290 0. 760–2. 188 0. 345
 AB 1. 169 0. 285–4. 794 0. 828
 O 1. 292 0. 926–1. 803 0. 131
  1. Entries are bold due to being under 0.05 which are significant results
  2. CMV cytomegalovirus, EBV Epstein-barr virus, BMI body-mass index, CI confidence interval, HR hazard ratio