Table 2:

Treatment parameters^a

Parameters
Aneurysms treated in the respective treatment session	1		2	3	4
	144 (89.4%)		13 (8.1%)	2 (1.2%)	2 (1.2%)
Ease of deploymentb	Very poor	Poor	Intermediate	Good	Very good
	0 (0%)	1 (0.6%)	1 (0.6%)	12 (7.5%)	147 (91.3%)
Vessel wall appositionb	Very poor	Poor	Intermediate	Good	Very good
	0 (0%)	0 (0%)	2 (1.2%)	8 (5.0%)	151 (93.8%)
Radiopacityb	Very poor	Poor	Intermediate	Good	Very good
	0 (0%)	0 (0%)	0 (0%)	59 (36.7%)	102 (63.4%)
Performance compared with FRED/FRED Jrb	Worse	Slightly worse	Equivalent	Slightly better	Better
	0 (0%)	0 (0%)	154 (96.3%)	6 (3.8%)	0 (0%)
Additional coiling	48 (29.8%)
In-stent balloon angioplasty	4 (2.5%)

^aData are absolute number of cases (relative frequency in %).

^bRated as an overall score for each treatment (not for each implanted FD).