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Table 5 Baseline characteristics of patients with or without DVT in patients receiving TKA

From: Venous thromboembolism after total joint arthroplasty: results from a Japanese multicenter cohort study

  DVT (+) DVT (-) P value
n = 314 n = 980
Age, 75 years 185 (58.9%) 512 (52.2%) 0.039
Female gender 274 (87.3%) 799 (81.5%) 0.019
History of venous thrombosis 6 (1.9%) 10 (1.0%) 0.169
e-GFR, <60 mL/min per 1.73 m2 86 (27.5%) 245 (25.1%) 0.392
Body mass index, 30 kg/m2 31 (9.9%) 118 (12.1%) 0.287
General anesthesia 199 (63.4%) 702 (71.6%) 0.006
Use of tourniquet 308 (98.1%) 936 (95.5%) 0.039
Operation time, 120 minutes 167 (53.2%) 562 (57.3%) 0.196
Use of foot pump 241 (76.8%) 698 (71.2%) 0.056
Use of elastic stocking 267 (85.0%) 828 (84.5%) 0.817
Medications    
  Unfractionated heparin 24 (7.6%) 48 (4.9%) 0.065
  Enoxaparin 59 (18.8%) 164 (16.7%) 0.401
  Fondaparinux 61 (19.4%) 299 (30.5%) <0.0001
  Others 12 (3.8%) 33 (3.4%) 0.702
  1. CI, confidence interval; DVT, deep vein thrombosis; e-GFR, estimated glomerular filtrating ratio; PE, pulmonary embolism; TKA, total knee arthroplasty.