| Proximal LAD No./total (%) | Proximal LCX/RCA No./total (%) | Odds Ratio* (95% CI) Study I | Non-proximal LAD No./total(%) | Odds Ratio** (95% CI) Study II |
---|---|---|---|---|---|
Sex | Â | Â | Â | Â | Â |
   male | 7/235 (3.2) | 3/88(3.4) | 0.9(0.2–3.4) | 9/143(6.3) | 0.5 (0.2–1.2) |
   female | 4/103 (3.9) | 0/23 | - | 3/68(4.4) | 0.9(0.2–4.0) |
Diabetes mellitus | Â | Â | Â | Â | Â |
   Yes | 1/66(1.5) | 0/28 | - | 4/52(7.7) | 0.2(0.1–1.7) |
   No | 10/373(3.6) | 3/82(3.7) | 1.0(0.3–3.8) | 8/157(5.1) | 0.7(0.3–1.9) |
Prior PCI | Â | Â | Â | Â | Â |
   Yes | 0/12 | 0/11 | - | 0/6 | - |
   No | 11/326(3.3) | 3/100(3.0) | 1.1(0.4–4.1) | 12/205(5.9) | 0.6(0.2–1.3) |
Drug-eluting stents | Â | Â | Â | Â | Â |
   Yes | 2/83(2.4) | 0/6 | - | 1/37(2.7) | 0.8(0.1–9.5) |
   No | 9/260(3.5) | 3/100(3.0) | 1.2(0.4–4.5) | 11/169(6.5) | 0.6(0.2–1.4) |
Angulated segments | Â | Â | Â | Â | Â |
   Yes | 0/7 | 0/16 | - | 0/15 | - |
   No | 11/331 (3.3) | 3/95(3.2) | 1.1(0.3–3.8) | 12/196(6.2) | 0.5(0.3–1.2) |
Stent length | Â | Â | Â | Â | Â |
   <20 mm | 10/270(3.7) | 3/94(3.2) | 1.2(0.4–4.3) | 8/146(5.4) | 0.7(0.3–1.8) |
   >20 mm | 1/68(1.5) | 0/1 | - | 4/55(7.3) | 0.2(0.1–1.7) |
Stent diameter | Â | Â | Â | Â | Â |
   <3 mm | 6/73(8.2) | 0/15 | - | 7/97(7.2) | 1.4(0.4–4.4) |
   >3 mm | 5/260(1.9) | 3/98(3.1) | 0.6(0.1–2.6) | 5/100(5.0) | 0.4(0.1–1.4) |