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Table 2 Major and minor complications

From: Perioperative safety of two-team simultaneous bilateral total knee arthroplasty in the obese patient

Complications Bilateral (n = 151)
Number (%)
Unilateral (n = 148)
Number (%)
P
Major 13 (8.6%) 8 (5.4%) .28
   Death 0 (0%) 0 (0%) -
   Pulmonary embolism 4 (2.6%) 1 (0.7%) .56
   Myocardial infarction 1 (0.7%) 0 .32
   Deep infection 1 (0.7%) 1 (0.7%) .96
   Congestive heart failure 0 1 (0.7%) .50
   Cerebrovascular accident 0 0 -
   Acute renal insufficiency 3 (2.0%) 0 .25
   Revision of implant 1 (0.7%) 1 (0.7%) .96
   Any need for further surgery on involved knee (not including manipulation) 3 (2.0%) 4 (2.7%) .68
Minor 19 (12.6%) 30 (20.3%) .07
   Superficial infection 1 (0.7%) 4 (2.7%) .17
   Distal deep-vein thrombosis 3 (2.0%) 3 (2.0%) .98
   Urinary tract infection 2 (1.3%) 2 (1.4%) .98
   Urinary retention 3 (2.0%) 4 (2.7%) .68
   Confusion 2 (1.3%) 2 (1.4%) .98
   Ileus 2 (1.3%) 4 (2.7%) .40
   Surgical hematoma 2 (1.3%) 2 (1.4%) .98
Need for knee manipulation 4 (2.6%) 9 (6.1%) .15