Mass spectrometry imaging as a tool for evaluating the pulmonary distribution of exogenous surfactant in premature lambs

Table 1 Fetal status and physiological measurements after 15 min of mechanical ventilation prior to surfactant treatment

Group	BW (kg)	Fetal (cord blood)		Values after 15 min of mechanical ventilation
Group	BW (kg)	pH	PaCO₂ (mmHg)	pH	PaCO₂ (mmHg)	PaO₂ (mmHg)	PIP (cmH₂O)	C_dyn (ml/kg/cmH₂O)
Control (n = 5)	2.7 ± 0.5	7.26 ± 0.02	68 ± 6	7.07 ± 0.07	110 ± 25	59 ± 22	34.2 ± 2.2	0.15 ± 0.05
SF-Inst (n = 7)	2.7 ± 0.4	7.22 ± 0.4	75 ± 9	7.01 ± 0.15	123 ± 40	52 ± 27	34.3 ± 1.3	0.12 ± 0.05

BW Birth weight, PaO₂ Arterial oxygen partial pressure, PaCO₂ Arterial carbon dioxide partial pressure, PIP Peak inspiratory pressure, C_dyn Dynamic compliance

ISSN: 1465-993X