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Table 1: Number of cerebral aneurysms seen at each institution
Aneurysms Department of Neuroradiology
Angers Clermont Ferrand Poitiers Toulouse Tours
No. ruptured 157 165 151 142 189
No. unruptured 36 65 36 35 60
Total No. 193 230 187 177 249
Aneurysms	Department of Neuroradiology
Aneurysms	Angers	Clermont Ferrand	Poitiers	Toulouse	Tours
No. ruptured	157	165	151	142	189
No. unruptured	36	65	36	35	60
Total No.	193	230	187	177	249