Table 3

Procedural characteristics

CharacteristicIntervention (n=150)Control (n=150)p Value
Extent of CAD
 Three-vessel or LM disease45 (30)49 (33)0.59
 SVG disease12 (8)23 (15)0.048
PCI lesions
 Left main10 (7)11 (7)0.81
 LAD or diagonal76 (51)72 (48)0.64
 SVG11 (7)17 (11)0.23
 CTO6 (4)6 (4)0.99
 Bifurcation (s)78 (52)63 (42)0.09
 Ostial lesion (s)53 (35)48 (32)0.57
 Calcified lesion (s)68 (45)71 (48)0.69
 In-stent restenosis15 (10)14 (9)0.86
 Thrombus10 (7)5 (3)0.19
 ACC/AHA type C89 (59)92 (62)0.67
DES implanted0.52
 Sirolimus-eluting stent91 (61)101 (67)
 Paclitaxel-eluting stent16 (11)10 (6.7)
 Everolimus-eluting stent18 (12)17 (11)
 Zotarolimus-eluting stent8 (5.3)4 (2.7)
 Combined types17 (11)18 (12)
Other characteristics
 Total stent length (mm)33 (18–54)36 (23–59)0.26
 Smallest stent diameter (mm)2.5 (2.5–3.0)2.5 (2.5–3.0)0.67
 Highest in-stent pressure of largest balloon applied (atm)20 (18–22)20 (18–22)0.29
 Number of vessels treated1 (1–1)1 (1–2)0.04
 Number of stents implanted1 (1–2)2 (1–3)0.08
  • Values are n (%) or median (25th–75th centile).

  • ACC/AHA, American College of Cardiology/American Heart Association; CAD, coronary artery disease; CTO, chronic total occlusion; DES, drug-eluting stent; LAD, left anterior descending; LM, left main; PCI, percutaneous coronary intervention; SVG, saphenous vein graft.