Modified Observer’s Assessment of Alertness and Sedation
| Score | Response to external stimulus |
| 5 | Responsive to normal verbal stimuli sensitively |
| 4 | Responsive to normal verbal stimuli bluntly |
| 3 | Responsive to loud or repeated verbal stimuli |
| 2 | Responsive to a slight push and vibration |
| 1 | Responsive only after painful trapezius squeeze |
| 0 | No response even to painful trapezius squeeze |