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Table 1 The data of demographic characteristics

From: The classification of intracranial aneurysm neck: a single center research experience

Patient and aneurysms 241 Patient, 246aneurysms
average age,year 57
gender(male/female) 117:129
time,d
  < 3 118
  > 3 128
Hunt-Hess
 I to III 154
 IV toV 92
classification of aneurysms
 Unused 138
 Used 108
classification
 class Ia 24
 class Ib 24
 class IIa 16
 class IIb 18
 class IIIa 14
 class IIIb 12
clipping
 simple clipping 143(85:58)
 parallel clipping 49(31:18)
 interlocking clipping 36(17:19)
 mixed clipping 18(5:13)
  1. The numbers in the parentheses in the right column indicate the use of the pre - and post occlusion of the aneurysm neck