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Table 11 Estimate of treatment effect of all hemorrhagic complication stratified for hip vs knee adjusted for effects of age, gender, and NSAID and hetastarch used

From: Low dose compared to variable dose Warfarin and to Fondaparinux as prophylaxis for thromboembolism after elective hip or knee replacement surgery; a randomized, prospective study

  Adjusted odds ratio(95 % CI) p-value
Hip Fondaparinux vs. variable dose warfarin 0.45 (0.14-1.44) 0.238
  Fixed dose warfarin vs. variable dose warfarin 0.40 (0.12-1.32) 0.170
  Fixed dose warfarin vs. fondaparinux 0.89 (0.24-3.3645) 0.978
Knee Fondaparinux vs. variable dose warfarin 3.45 (1.15-10.32) 0.022
  Fixed dose warfarin vs. variable dose warfarin 1.78 (0.56-5.68) 0.471
  Fixed dose warfarin vs. fondaparinux 0.52 (0.20-1.36) 0.248