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Table 1 Characteristics of the included studies

From: A comparison of thrombosis in total knee arthroplasty with and without a tourniquet: a meta-analysis of randomized controlled trials

Author Year Age
(T/N T)
Number of patients T/N T Tourniquet pressure Operation time (min) DVT K-C D-d Pain
Abdelsalam 1995 72.0/74.0 80 40/40 Twice SBP <90   
Wakankar 1999 72.5/71.8 77 37/40 Twice SBP NA  
Aglietti 2000 70.0/68.0 20 10/10 0.8 bar 90.0     
Vandenbussche 2002 72.5/68.5 80 40/40 350 mmHg 151.0   
Wauke 2002 63.2/61.4 37 19/18 SBP+100 mmHg 75.1    
Li 2008 71.0/70.0 80 40/40 SBP+100 mmHg 73.0     
Zhang 2010 72.0/71.0 60 30/30 SBP+100 mmHg <90    
Yin 2011 63.1/61.9 39 20/19 NA NA     
Yin 2012 68.9/67.1 40 20/20 NA NA     
Ejaz 2014 68.0/68.0 92 33/31 250 mmHg 70.0   
Mori 2016 72.8/74.6 103 51/52 250 mmHg 63.6    
Zhang 2016 63.2/65.2 230 84/82 SBP+13.3 kPa 81.7   
Zhou 2017 66.8/69.1 150 72/68 NA 77.2  
Wu 2018 67.6/68.1 112 50/50 250 mmHg 67.2  
Goel 2019 66.0/66.5 200 100/99 300/225 mm Hg 71.6   
  1. T tourniquet, N T non- tourniquet, DVT deep venous thrombosis, NA not available, K-C knee circumference, D-d D-dimers, SBP systolic blood pressure