IVUS-Guided Zero-Contrast PCI in CKD Patients: Safety and Short-Term Outcome in Patients with Complex Demographics and/or Lesion Characteristics

Table 3

Procedural characteristics.

Procedural data	Overall group
Number of vessels treated with zero-contrast PCI (n)	27
Approach (n = 15)
Femoral	14 (93.3%)
Radial	1 (6.7%)
Guide Catheter (n = 15)
7F	14 (93.3%)
6F	1 (6.7%)
Number of wires per vessel (mean ± SD)	2.5 ± 0.9
Number of IVUS runs per vessel (mean ± SD)	3.3 ± 0.9
Microcatheters used	2 (7.4%)
Number of stents per vessel (mean ± SD)	1.4 ± 0.6
LMCA PCI (n)	4
LMCA bifurcation PCI	1 (3.7%)
Rotational atherectomy	2 (7.4%)
Chronic total occlusion PCI	1 (3.7%)
ISR PCI	1 (3.7%)
Minimal stent area non-LMCA (mm^2) (mean ± SD) (n = 27)	6.5 ± 2.6
Minimal stent area LMCA (mm^2) (mean ± SD) (n = 27)	12.4 ± 1.8
Fluoroscopy time (min) (mean ± SD)	30.8 ± 8.3
Radiation dose (mGy) (mean ± SD)	2933.5 ± 1098.9
Technical success	100%
Procedural success	100%
Peak/48-hour creatinine (mean ± SD) (mg/dL)	2.4 ± 1.2

All data are presented as n (%) unless otherwise specified. ISR : in-stent restenosis. IVUS : intravascular ultrasound; LAD : left anterior descending artery; LMCA : left main coronary artery; PCI : percutaneous coronary intervention; SD : standard deviation.