Advances in Vascular Medicine / 2015 / Article / Tab 2 / Research Article
Unprotected Left-Main Coronary Angioplasty in the Elderly in a High Volume Catheterization Centre without On-Site Surgery Facilities: Immediate and Medium Term Outcome—The Old-Placet Registry Table 2 IABP: aortic balloon pump; BMS: bare metal stent; DES: drug-eluting stent; IVUS: intravascular ultrasound; PCI: percutaneous coronary intervention.
Overall (200) >75 Y.OLD (70) <75 Y.OLD (130) OR (CI 95%) valueProcedural complexity Pre-procedural hemodynamic instability 88 (44.0) 37 (52.8) 51 (39.2) 1.7 (0.96 to 3.1) 0.07 Pre-procedural cardiogenic shock 32 (16.0) 12 (17.1) 20 (15.3) 1.1 (0.52 to 2.49) 0.84 Peri-procedural cardiogenic shock 44 (22.0) 17 (24.2) 27 (20.7) 1.2 (0.61 to 2.44) 0.59 Cardiac arrest during or pre procedure 7 (3.5) 3 (7.9) 4 (3.0) 1.4 (0.30 to 6.48) 0.69 Orotracheal intubation during or pre procedure 18 (9.0) 9 (12.8) 9 (6.9) 1.9 (−0.29 to 1.6) 0.12 IABP use 151 (75.5) 57 (81.4) 94 (72.3) 1.6 (0.80 to 3.4) 0.17 Glycoprotein inhibitors IIb/IIIa 95 (47.5) 26 (37.1) 69 (53.0) 0.52 (0.28 to −0.94) 0.038 Target lesion Ostial left main 17 (8.5) 6 (8.5) 11 (8.4) 1.0 (0.35 to 2.8) 1.0 Mid left main 6 (3.0) 2 (2.8) 4 (3.0) 0.9 (0.16 to 5.1) 1.0 Distal left main 177 (88.5) 62 (88.5) 115 (88.4) 1.0 (0.40 to 2.5) 1.0 Lesion complexity Tortuosity 6 (3.0) 3 (4.2) 3 (2.3) 1.8 (0.37 to 9.60) 0.42 Irregular 38 (19.0) 14 (20.0) 24 (18.4) 1.1 (0.53 to 2.30) 0.85 Calcified 77 (38.5) 42 (60.0) 35 (26.9) 4.0 (2.20 to 7.50) <0.0001 Thrombotic 19 (9.5) 5 (7.1) 14 (10.7) 0.6 (0.20 to 1.80) 0.46 Eccentric 67 (33.5) 23 (32.8) 44 (33.8) 0.9 (0.51 to 1.70) 1.0 In-stent restenosis treatment 5 (2.5) 2 (2.8) 3 (2.3) 1.2 (0.20 to 7.60) 1.0 Bifurcation angle >90° 9 (4.5) 3 (4.2) 6 (4.6) 0.9 (0.22 to 3.8) 1.0 Reference vessel diameter (mm) 3.68 ± 0.51 3.66 ± 0.48 3.69 ± 0.46 1.1 (0.62 to 1.90) 0.75 Lesion length (mm) 20.99 ± 8.11 20.8 ± 8.4 21.0 ± 7.9 0.81 Diameter stenosis 80.26 ± 13.96 80.19 ± 13.8 80.31 ± 14.06 1.09 (0.62 to 1.90) 0.75 Procedural characteristics Single stent 135 (67.5) 53 (75.7) 82 (63.7) 1.8 (0.95 to 3.50) 0.07 BMS implantation 28 (14.0) 12 (17.1) 16 (12.3) 1.4 (0.65 to 3.30) 0.39 DES implantation 172 (86.0) 58 (82.8) 114 (87.6) 0.6 (0.30 to 1.50) 0.39 Total stent length per patient (mm) 20.99 ± 8.12 20.80 ± 8.41 21.08 ± 7.97 0.50 IVUS guided PCI 25 (12.5) 4 (5.7) 21 (16.1) 0.3 (0.10 to 0.95) 0.04 Direct stenting 57 (28.5) 15 (21.4) 42 (32.3) 0.5 (0.29 to 1.12) 0.14 High pressure stent post-dilation 153 (76.5) 58 (82.8) 95 (73.0) 1.7 (0.85 to 3.70) 0.16 Angiographic Success 190 (95.0) 67 (95.7) 123 (94.6) 1.2 (0.31 to 5.00) 0.73 Complete revascularization 153 (76.5) 53 (75.7) 100 (76.9) 0.9 (0.47 to 1.80) 0.80 Dye (mL; mean ± SD) 268.4 ± 94.0 261.9 ± 93.5 271.9 ± 94.4 0.9 (0.99 to 1.03) 0.47 Follow-up angio 138 (0.69) 39 (55.7) 99 (76.1) 0.3 (0.21 to 0.73) 0.003