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

Table 3 Comparison of proportion of the subjects categorised based on lung ultrasound score over the period of study

Lung ultrasound score	Score 0 (normal)		Score 1 (well separated B-lines)		Score 2 (coalescent B-lines)		Score 3 (consolidation)		P value
	n	%	n	%	n	%	n	%
Baseline (n = 37)	0	0.0	15	40.5	16	43.2	6	16.2%	-
After trial 1 (n = 37)	17	45.9	14	37.8	6	16.2	0	0.0	< 0.001
After trial 2 (n = 20)	15	75.0	4	20.0	1	5.0	0	0.0	< 0.001
After trial 3 (n = 5)	5	100.0	0	0.0	0	0.0	0	0.0	0.032