Table 2.

Clinical and ventilatory characteristics during the recordings.

	Mechanical ventilation group			Control group
	NAVA	PCV	PSV
Clinical parameters
Heart rate, bpm	130 [128–140]	131 [129–143]	126 [118–141]	147 [135–165]
SpO2,%	100 [99–100]	99 [99–100]	100 [100–100]	99 [98–100]
Ventilatory parameters
Inspiratory pressure, cmH2O	18 [14–20]	16 [15–17]	16 [15–20]	NA
PEEP, cmH2O	5 [5–5]	5 [5–5]	5 [5–5]	NA
Tidal volume, ml/kg−1	8.5 [7.3–11.4]	7.3 [6.9–8.5]	8.3 [6.8–11.5]	NA
Peak EAdi, μV	15.6 [5.6–18.2]	7.1 [4.3–10.5]a	6.3 [4.8–15.6]	18.0 [11.6–23.4]
EAdi respiratory rate, bpm	43 [40–49]	38 [37–41]	48 [41–54]	72 [62–80]b

Data are reported as median [25th–75th percentile].

SpO₂, Oxygen saturation; PEEP, positive end-expiratory pressure; EAdi, electrical activity of the diaphragm.

^aSignificant difference between PCV and control and between PCV and NAVA (p < 0.05).

^bSignificant difference between control and each ventilatory mode (p < 0.05).