Exercise Ventilatory Irregularity can be quantified by Approximate Entropy to detect Breathing Pattern Disorder

Conclusions Non-linear statistical interrogation of CPET-acquired ventilatory data has utility in the detection of BPD. A simple calculation of approximate entropy of ventilation, during an incremental cardiopulmonary exercise test, provides a quantitative method to detect BPD.
Source: Respiratory Physiology and Neurobiology - Category: Respiratory Medicine Source Type: research