Fig. 3
From: Sample entropy of oxygen saturation in preterm infants
Example waveforms of SpO2 time series of 3 patients at (a) 32 weeks PMA, (b) 36 weeks PMA, (c) discharge, (d) Term born. BPD, bronchopulmonary dysplasia; PMA, postmenstrual age; SampEn, sample entropy.
