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Table 1 Reports' characteristics

From: Quality of reporting internal and external validity data from randomized controlled trials evaluating stents for percutaneous coronary intervention

  n (%)
n = 132
Journal  
   General medical journal 20 (15.2)
   Circulation 15 (11.4)
   American Heart Journal 14 (10.6)
   Catheter and Cardiovascular Intervention 18 (13.6)
   Journal of the American College of Cardiology 17 (12.9)
   American Journal of Cardiology 15 (11.4)
   Other 33 (25.0)
Funding  
   Public funding 16 (12.1)
   Manufacturer funding 49(37.1)
   Both public and manufacturer funding 7 (5.3)
   No funding 3 (2.3)
   Not reported 57 (43.2)
Interventions  
   BMS 41 (31.1)
   Polymer-coated stent 19 (14.4)
   DES 64 (48.5)
   Strategy of stent implantation 8 (6.1)
Comparisons (experimental intervention vs control arm)  
   DES vs BMS 35 (26.5)
   DES vs another DES 19 (14.4)
   DES vs same DES but with a different dosage 5 (3.8)
   DES vs balloon angioplasty 6 (4.5)
   DES vs polymer-coated stent 3 (2.3)
   DES vs surgery 1 (0.8)
   Polymer-coated stent vs BMS 13 (9.8)
   Polymer-coated stent vs angioplasty 3 (2.3)
   BMS vs another BMS 13 (9.8)
   BMS vs angioplasty 10 (7.6)
   BMS vs surgery 9 (6.8)
   BMS vs a strategy of stent implantation 6 (6.8)
   Strategy of stent implantation vs another strategy of stent implantation 4 (3.0)
   Strategy of stent implantation vs angioplasty 5 (3.8)
  1. BMS = bare-metal stent
  2. DES = drug-eluting stent