Table 2: Clinical and procedural characteristics for the coronary angiogram group (n = 28).

Pre-TAVRPost-TAVR value

Clinical characteristics
 Time from TAVR (days)428.57 ± 1287.40748.75 ± 686.62
 Procedure indication
  Asymptomatic/silent ischemia21 (75.0)10 (35.7)0.008
  Stable angina2 (7.1)0 (0)
  Unstable angina3 (10.7)11 (39.3)0.021
  Non-ST elevation myocardial infarction2 (7.1)5 (17.9)0.257
  ST elevation myocardial infarction0 (0)2 (7.1)
Procedural characteristics
 Access site
  Femoral9 (32.1)10 (35.7)0.655
  Radial19 (67.9)18 (64.3)0.602
 Catheter diameter (French)
  40 (0)2 (7.1)
  528 (100)25 (89.3)
  60 (0)1 (3.6)
 Number of diagnostic catheters used
  Left coronary artery1.21 ± 0.691.04 ± 0.330.219
  Right coronary artery1.21 ± 0.790.96 ± 0.580.305
  VG/LIMA0.79 ± 0.960.82 ± 0.941.000
 Number of guidings needed
  Left coronary artery0.14 ± 0.360 ± 00.125
  Right coronary artery0 ± 00 ± 0
 Selective injection achieved
  Left coronary artery25 (92.6)22 (81.5)0.257
  Right coronary artery22 (95.7)19 (82.6)0.083
 Number of angiographic views12.27 ± 4.719.85 ± 3.030.004
 Ventriculography ± aortogram performed22 (78.6)11 (39.3)0.008
 Procedural duration (min)24.86 ± 10.8523.43 ± 8.360.877
 Fluoroscopy time (min)7.59 ± 6.066.23 ± 4.200.269
 Dose area product (cGy/cm2)6295.88 ± 5125.994252.11 ± 2255.880.008
 Contrast amount (mL)125.32 ± 58.2783.79 ± 40.770.003

Variables are expressed as n (%) or mean ± SD. LIMA = left internal mammary artery; VG = venous graft.