Table 3.
Surgery
| Study population n=153 |
Group 1 (non IONM) n=52 |
Group 2 (IONM) n=101 |
p-value | ||
|---|---|---|---|---|---|
| Surgical time in minutes (median; range) | 210; 120–420 | 210; 120–360 | 210; 120–420 | 0.62 | |
| Surgical approach | Minipterional | 89 (58%) | 8 (15%) | 82 (81%) | |
| Pterional | 64 (42%) | 44 (85%) | 19 (19%) | <0.00001 | |
| Clipping technique | Simple | 114 (74.5%) | 44 (84.6%) | 70 (69.3%) | |
| Complex | 39 (25.5%) | 8 (15.4%) | 31 (30.7%) | 0.039 | |
| TeC use | 33 (21.5%) | 11 (21.2%) | 22 (21.8%) | 0.92 | |
| Multiple TeC | 5 (15%) | 1 (9%) | 4 (18%) | 0.49 | |
| Single TeC time (mean±SD ) min | 4.1±2.5 | 2.5±1.8 | 5±2.8 | 0.0005 | |
| Total TeC time (mean±SD) min | 8.2±5.2 | 3.2±1.8 | 8.2±5.9 | 0.01 | |
TeC temporary clipping