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Table 1 The schedule of trial enrolment and assessments

From: Effectiveness of preemptive antifibrinolysis with tranexamic acid in rheumatoid arthritis patients undergoing total knee arthroplasty: a study protocol for a randomized controlled trial

 

Study period

Pre-D3

Pre-D1

OP

D1

D2

D3

DOD

D14

D90

Enrolment

 Eligibility screen

        

 Informed consent

        

 Randomization

        

Outcome assessment

 TBL

   

   

 IBL

  

      

 HBL

   

   

 Hemoglobin level

 

 

 

 Fibrinolysis parameters

 

 

 

 Inflammatory markers

 

 

 

 Coagulation parameters

 

 

 

 Pain level

 

 

 

 Analgesia usage

   

   

 Knee range of motion

 

 

 LOS

     

   

 Hospitalization costs

     

   

 DVT

     

 

 PE

     

 

 Adverse events

   

  1. Pre-D3, 3 days before surgery; Pre-D1, 1 day before surgery; OP, operative; TBL, total blood loss; IBL, intraoperative blood loss; HBL, hidden blood loss; LOS, length of stay; DVP, deep vein thrombosis; PE, pulmonary embolism; D1, the 1st day after surgery; D2, the 2nd day after surgery; D3, the 3rd day after surgery; DOD, the day of discharge; D14, the 14th day after surgery; D90, the 90th day after surgery