what is normal Peak expiratory flow rate? - nimishkum

[ArchivalUser]

what is normal FEV1?
to monitor asthma severity which one u use at home and at hospital?
what fev1/fvc ratio suggest?

[ArchivalUser]

n FEV1- 80-120%
fev1/fvc- 80%

hospital admmision criteria- they used PEFR,
40%- admit
40-70%- repeat 4 hrs and decide
>70%- send home