1、脑功能分级（CPS） 1. Good cerebral performance: Conscious, alert, and able to work and lead a normal life. Might have minor psychological or neurological deficits (mild dysphasia, noncapacitating hemiparesis, or minor cranial nerve abnormalities). 1. 好的脑功能： 有意识，灵敏，和能够工作并且正常生活。 可能有轻微心理或者神经病学缺陷(轻度的语言障碍，轻瘫或者轻
2、微脑神经异常) . 2. Moderate cerebral disability: Conscious. Sufficient cerebral function for part-time work in a sheltered environment or independent activities of daily life (dress, travel by public transportation, food preparation). Such patients may have hemiplegia, seizures, ataxia, dysarthria, dyspha
3、sia, or permanent memory or mental changes. 2. 中度脑残疾： 有意识。在一保护的环境有足够脑功能胜任部分工作或者能进行独立日常生活活动(如穿，乘公共交通，食品准备). 这样的病人可能有半身不遂，发作，共济失调，构语障碍，言语障碍或者永久记忆或者精神变化。 3. Severe cerebral disability: Conscious; patient dependent on others for daily support (in an institution or at home with exceptional family effort)
4、 because of impaired brain function. Has at least limited cognition. This category includes a wide range of cerebral abnormalities, from patients who are ambulatory but have severe memory disturbance or dementia precluding independent existence, to those who are paralyzed and can communicate only wi
5、th their eyes, as in the locked-in syndrome. 3. 严重脑残疾： 有意识； 因为受损的大脑功能病人依靠其他人得到日常帮助(在一个机构里或者在家需要特别的家庭帮助) 。 至少已经有认知限制。 这个种类包括大范围脑的不正常，病人能行走但是有严重的记忆混乱或者痴呆不能独立生存，那些全身瘫痪并且只能用眼睛交流的人，如同闭锁综合症。 4. Coma/vegetative state: Not conscious, unaware of surroundings, no cognition. No verbal and/or psychological interaction with environment. 4. 昏迷/植物的状态： 没有意识，没意识到环境，没有认知。 没有文字和/或心理与环境的相互作用。 5. Brain death: Certified brain dead or dead by traditional criteria. 5. 脑死亡： 通过传统的标准证明大脑死或者死。
