Grade | 0 | 1 | 2 | 3 |
---|---|---|---|---|
Talking | Normal | Intermittent slurring or nasal speech | Constant slurring or nasal, but can be understood | Difficult to understand speech |
Chewing | Normal | Fatigue with solid food | Fatigue with soft food | Gastric tube |
Swallowing | Normal | Rare episode of choking | Frequent choking necessitating changes in diet | Gastric tube |
Breathing | Normal | Shortness of breath with exertion | Shortness of breath at rest | Ventilator dependence |
Impairment of ability to brush teeth or comb hair | Normal | Extra effort, but no rest periods needed | Rest periods needed | Cannot do one of these functions |
Impairment of ability to arise from chair | Normal | Mild, sometimes uses arms | Moderate, always uses arms | Severe, requires assistance |
Double vision | Normal | Occurs, but not daily | Daily, but not constant | Constant |
Eyelid droop | Normal | Occurs, but not daily | Daily, but not constant | Constant |