Dyspnoea
The MRC dyspnoea scale is a questionnaire that consists
of six statements about perceived breathlessness: grade
0, “I don’t suffer from shortness of breath” grade 1, “I
only get breathless with strenuous exercise”; grade 2, “I
get short of breath when hurrying on the level or up a
slight hill”; grade 3, “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”; grade 4, “I stop for breath after walking 100 yards
or after a few minutes on the level”; and grade 5, “ I am
too breathless to leave the house”. Patients selected
the grade that applied to them.