Methods Relation hemorrhage volume, cerebrospinal fluid pressure and ingredient change in cerebrospinal fluid with headache were analyzed in 82 old patients with SAH and 84 non-aged as comparison.

方法分析82例老年sah患者出血量、颅压、脑脊液改变与头痛程度的关系，并与84例非老年性SAH患者作对照。

This methods' merit is that it don't change the ingredient and physical condition of the medium.

此处提出的方法具有不改变培养基成分、不改变培养基物理环境的优点。

Change trend for different ingredient of choline compounds is not completely the same at early period of apoptosis.

在细胞凋亡早期，胆碱混合物的不同成分变化倾向不完全一致。