Table 2.
Procedural parameters
| All | No SHD | With SHD | p value | |
|---|---|---|---|---|
| N procedures | 1792 | 717 (40.0) | 1075 (60.0) | |
| Mean procedure duration (min) | 162.4 ± 92.1 | 138.6 ± 84.1 | 178.4 ± 93.7 | < 0.0001 |
| Mean fluoroscopy time (min) | 19.7 ± 78.0 | 22.3 ± 118.5 | 18.0 ± 25.1 | 0.25 |
| Mean fluroscopy dosage (cGy*cm2) | 2153.2 ± 18.6 | 1394.6 ± 11.5 | 2675.6 ± 20.0 | < 0.0001 |
| N procedures with sole RV access | 441 (24.6) | 299 (41.7) | 142 (13.2) | < 0.0001 |
| N procedures with sole retrograde LV access | 587 (32.8) | 235 (32.8) | 352 (32.7) | 0.99 |
| N procedures with sole antegrade LV access | 191(10.7) | 30 (4.2) | 161 (15.0) | 0.97 |
| N procedures with antegrade + retrograde LV access | 552 (30.8 | 151 (21.1) | 401 (37.3) | < 0.0001 |
| N procedures with epicardial access | 271 (15.1)a | 41 (5.7)a | 230 (21.4)a | < 0.0001 |
| N procedures with epicardial ablation | 191 (10.7) | 26 (3.6) | 165 (15.4) | < 0.0001 |
| N pprocedures with ITN | 90 (5.0) | 7 (1.0) | 83 (7.7) | < 0.0001 |
| N procedures with complete success | 1384 (77.2) | 590 (82.3) | 794 (73.9) | 0.0003 |
| N procedures with partial success | 151 (8.4) | 34 (4.7) | 117 (10.9) | < 0.0001 |
| N procedures with no success | 257 (14.3) | 93 (13.0) | 164 (15.3) | 0.17 |
Bold value indicates statistically signficance p < 0.05
Values are mean ± standard deviation or N (%)
RV right ventricular; LV left ventricular; ITN intubation
a21/2/19 patients without endocardial LV access