Table 2

Angiographic and Hemodynamic Data

Group 1 (n = 23)Group 2 (n = 16)p Value
CAD
 1 VD10 (43%)7 (44%)0.987
 2 VD11 (48%)7 (44%)0.802
 3 VD2 (9%)2 (12%)0.700
Vessel treated
 LAD13 (56%)6 (38%)0.242
 LCx2 (9%)5 (31%)0.071
 RCA8 (35%)5 (31%)0.818
Collateral grading0.35 ± 0.70.8 ± 1.10.119
Mean aortic pressure (mm Hg)
 Before PTCA85 ± 14.590 ± 9.60.205
 After PTCA86 ± 13.888 ± 8.40.566
Heart rate (beats/min)
 Before PTCA64 ± 8.260 ± 9.50.200
 After PTCA70 ± 12.263 ± 11.60.079

Data presented are mean value ± SD or number (%) of patients. LAD = left anterior descending coronary artery; LCx = left circumflex coronary artery; PTCA = percutaneous transluminal coronary angioplasty; RCA = right coronary artery.