MRC dyspnoea scale
| Statement | MRC dyspnoea grade |
|---|---|
| I only get breathless after strenuous exercise | 1 |
| I get short of breath when hurrying on the level or on a slight hill | 2 |
| I walk slower than people of the same age on the level because of breathlessness or have to stop for breath when walking at my own pace on the level | 3 |
| I have to stop for breath after walking 100 yards or after a few minutes on the level | 4 |
| I am too breathless to leave the house | 5 |