Grading | Neurofunctional manifestations | Clinical manifestations |
CPC 1 | Good cerebral performance: | Conscious, alert, able to work, might have mild neurologic or psychologic deficit. |
CPC 2 | Moderate cerebral disability | Conscious, sufficient cerebral function for independent activities of daily life. Able to work in sheltered environment. |
CPC 3 | Severe cerebral disability | Conscious, dependent on others for daily support because of impaired brain function. Ranges from ambulatory state to severe demaletia or paralysis. |
CPC 4 | Coma or vegetative state | Any degree of coma without the presence of all brain death criteria. Unawareness, even if appears awake (vegetative state) without interaction with environment; may have spontaneous eye opening and sleep/awake cycles. Cerebral unresponsiveness. |
CPC 5 | Brain death | Apnea, areflexia, EEG silence, etc. |