Value of Diaphragm Ultrasonography for Extubation: A Single-Blinded Randomized Clinical Trial

Table 2

Ventilatory parameter comparison between groups.

	US median	P25	P75	Control median	P25	P75
Respiratory rate	16	15	18	16	12	18	0.303
FiO2 (%)	25	25	29	25	21	30	0.885
Time in PSV mode (h)	10	6	26	17	6	26	0.880
FiO2/PaO2	381.77 ± 118.51			363.15 ± 125.41			0.632^◊
PEEP (cmH2O)	6.5	6	8	7	6	7	0.921
Positive pressure above PEEP (cmH2O)	8	7	11.5	9	8	10,75	0.621
Vasopressor use at extubation
Yes	6 (30%)			5 (25%)			0,500
No	14 (70%)			15 (75%)

Mann–Whitney test; ^◊Student’s t-test; Fisher’s exact test.