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Table 3: Principal aneurysm demographic data and procedural safety results
PGLA Coated Hydrogel Coated PGA Coated Fibered
Num/Denom (%) Num/Denom (%) Num/Denom (%) Num/Denom (%)
Ruptured aneurysms 728/1215(60) 353/720 (49) 98/123 (80) DNE
Aneurysm size Given in 11/14 studies Given in 6/10 studies Given in 1/2 studies 474 aneurysms
Small/medium (<10 mm) 745/899 (82.9) 233/343 (68) 67/68 (98.5) 99 < 5 mm (23.5)
Large (10–25 mm) 149/899 (16.6) 92/343 (27) 1/68 (1.5) 316 = 5–25 mm (75.1)
Giant (>25 mm) 5/899 (0.6) 18/343 (5) 0/123 (0) 6 (1.4)
Overall assist device use 215/957 (22) 132/576 (23) DNE DNE
Stent 113/942 (12) 50/132 (9) 5/123 (4) NS
Balloon 102/957 (11) 81/132 (14) NS NS
Other 0/957 (0) 1 (0.2) NS NS
Procedure-related morbidity, mortality rate 53/1199 (4.7) 20/687 (2.9) 3/67 (4.5) 25/463 (5.4)
Permanent procedural morbidity 41/1199 (3.4) 18/687 (2.6) 0/67 (0) 18/463 (3.9)
Procedure-related mortality 12/1199 (1.1) 2/687 (0.3) 3/67 (4.5) 7/463 (1.5)
Aneurysm perforation 29/1215 (2.5) 9/720 (1.3) 3/67 (4.5) NS
Thromboembolic event 129/1215 (10.6) 50/720 (6.9) 12/123 (9.8) 38/474 (8)
Hydrocephalus NS 10/285 (3.5) NS NS
Note:—Num/Denom indicates numerator/denominator; NS, not stated; DNE, data not extractable.