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Table 3: Operator-assessed immediate angiographic results
PRET-1 PRET-2 PRET
Platinum Hydrogel Platinum Hydrogel Platinum Hydrogel
No coiling, for any reason 3 (2.4%) 3 (2.4%) 0 5 (5.0%) 3 (1.4%) 8 (3.6%)
Residual aneurysm 32 (25.6%) 39 (31.2%) 12 (12.4%) 14 (14.0%) 44 (19.8%) 53 (23.6%)
Residual neck 48 (38.4%) 48 (38.4%) 40 (41.2%) 40 (40.0%) 88 (39.6%) 88 (39.1%)
Complete obliteration 42 (33.6%) 35 (28.0%) 45 (46.4%) 41 (41.0%) 87 (39.2%) 76 (33.8%)
Fisher exact test P value .723 .151 .280

	PRET-1		PRET-2		PRET
	Platinum	Hydrogel	Platinum	Hydrogel	Platinum	Hydrogel
No coiling, for any reason	3 (2.4%)	3 (2.4%)	0	5 (5.0%)	3 (1.4%)	8 (3.6%)
Residual aneurysm	32 (25.6%)	39 (31.2%)	12 (12.4%)	14 (14.0%)	44 (19.8%)	53 (23.6%)
Residual neck	48 (38.4%)	48 (38.4%)	40 (41.2%)	40 (40.0%)	88 (39.6%)	88 (39.1%)
Complete obliteration	42 (33.6%)	35 (28.0%)	45 (46.4%)	41 (41.0%)	87 (39.2%)	76 (33.8%)
Fisher exact test P value	.723		.151		.280