Table 2

Comparison of Procedural Findings Between the First and Second Consecutive Halves of the Cohort

VariableTotal Cohort
(n = 102)
First Half
(n = 51)
Second Half
(n = 51)
p Value (First vs Second Cohort)
Mean procedure time (min)54.5 ± 22.053.3 ± 24.155.6 ± 19.80.2920
Fluoroscopy time (min)8.8 ± 3.89.1 ± 3.78.6 ± 3.90.4293
Amount of contrast agent (ml)146.5 ± 52.5143.9 ± 49.4149.1 ± 55.80.4911
Need for full recapture31.4% (32)25.5% (13)37.3% (19)0.2004
Mean number of devices deployed per procedures1.3 ± 0.61.2 ± 0.61.4 ± 0.60.1464
Procedure failure3.9% (4)3.9% (2)3.9% (2)1.0000
Procedure-related complications8.8% (9)11.8% (6)5.9% (3)0.4874

Values are mean ± SD or % (n).