Reference value for expiratory time constant calculated from the maximal expiratory flow-volume curve.
Takamitsu IkedaYasuhiro YamauchiKanji UchidaKoji ObaTakahide NagaseYoshitsugu YamadaPublished in: BMC pulmonary medicine (2019)
Our findings suggest that an RCEXP of longer than approximately 0.6 s can be linked to the presence of airway obstruction. Application of the concept of RCEXP to spontaneously breathing subjects was feasible, using our simple calculation method.