. Author manuscript; available in PMC: 2021 Jun 2.

Published in final edited form as: Res Rep Neonatol. 2019 Sep 13;9:21–30. doi: 10.2147/rrn.s208194

Table II.

Pulmonary function test parameters separated by hypertensive status

PFT Parameter	Hypertensive patients (n=14)	Normotensive patients (n=45)	p value^†
Rrs (cmH₂O/mL/sec), median (IQR^*)	0.080 (0.069, 0.090)	0.066 (0.054, 0.083)	0.04
Crs (mL/cmH₂O/kg), median (IQR)	0.95 (084, 1.06)	1.00 (0.82, 1.18)	0.61
FRC (mL/kg), median (IQR)	24.2 (23.1, 25.4)	25.2 (20.0, 27.8)	0.93

^†

p-value from Wilcoxon rank-sum test

IQR: interquartile range

PFT, pulmonary function test; Rrs, passive respiratory resistance; Crs, passive respiratory compliance; FRC, functional residual capacity