Table 2.

Ventilation parameters in 9 neonates during bCPAP set to 5 cmH₂O and NHF at 8 L/min delivered via a larger and a smaller cannula

		bCPAP		NHF—Larger Cannula		NHF—Smaller Cannula
	Baseline	Mouth closed	Mouth open	Mouth closed	Mouth open	Mouth closed	Mouth open
Minute ventilation, mL/min	738 ± 256	650 ± 170	600 ± 203	491 ± 211	520 ± 172	584 ± 186	561 ± 262
Respiratory rate, breaths/min	52 ± 9	55 ± 15	47 ± 14	42 ± 17	41 ± 12	53 ± 16	35 ± 16

Data are means ± SD. Recordings were obtained with mouth open and mouth closed. bCPAP, bubble continuous positive airway pressure; NHF, nasal high flow.