The researchers found that thromboembolic eents during the procedure occurred in 18 of the 102 aneurysm embolizations attempted without acetylsalicylic acid -- a rate of 17.6%.

• 研究者发现，在102例未用阿司匹林的动脉瘤栓塞术中共有18例发生血栓栓塞事件，发生率为17.；6%25。