Role of lung ultrasound in assessing positive end expiratory pressure induced lung recruitment in patients on mechanical ventilation

Table 5 Association between indications of mechanical ventilation and positive end expiratory pressure requirement to achieve 100% oxygen saturation

Mechanical ventilation indications	After trial 1 (n = 37)				After trial 2 (n = 20)				After trial 3 (n = 5)
	Yes		No		Yes		No		Yes		No
	n	%	n	%	n	%	n	%	n	%	n	%
Airway protection	10	76.9	3	23.1	2	100.0	0	0.0	0	0.0	0	0.0
Alveolar filling defect	0	0.0	4	100.0	1	25.0	3	75.0	2	100.0	0	0.0
Impaired central drive	3	75.0	1	25.0	1	100.0	0	0.0	0	0.0	0	0.0
Post anesthesia recovery	3	42.9	4	57.1	3	75.0	1	25.0	0	0.0	0	0.0
Pulmonary vascular defect	0	0.0	2	100.0	1	50.0	1	50.0	0	0.0	0	0.0
Respiratory muscle weakness	0	0.0	2	100.0	1	50.0	1	50.0	1	100.0	0	0.0
Restrictive ventilatory defect	0	0.0	5	100.0	3	60.0	2	40.0	1	50.0	1	50.0
P value	0.007				0.598				0.392