Bikker, I.G.

patient impedance volume level ventilation group change impedance variation study pressure measurement impedance tomography end-expiratory compliance lung disorders peep levels tomography end-expiratory pressure figure end-expiratory lung volume disorder variation region ratio decremental peep trial distribution decremental peep steps decremental caudal recruitment ventilation distribution washout trial technique group n cranial image value surgery peep level analysis thoracic dorsal nitrogen lung volume method result lung disorder distress syndrome peep step bikker children cranial level pao 2/fio ratio alveolar impedance change nitrogen washout technique ventilator caudal level peep trial group p capacity bedside increase pixel ventral effect signi dlung volume injury setting anesthesia center baseline ventilator settings ge healthcare agreement correlation decrease difference