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Frequency of coil compaction on follow-up angiography after the first treatment session in unruptured and ruptured aneurysms, irrespective of the type of coils used
| previous rupture | no rupture (n = 527) | rupture (n = 535) | |||
|---|---|---|---|---|---|
| coil compaction | |||||
| No compaction | 412 | (78.2%) | 379 | (74.5%) | |
| Compaction | 115 | (21.8%) | 156 | (25.5%) | |
| p-values | p = 0.007 (Fischer’s Exact Test) | ||||
