Metrics used in spirometry caught on in respiratory medicine not only because they provide
information of clinical importance but also because of a keen understanding of what is being …

Background Immature lung development and respiratory morbidity place preterm-born
children at high risk of long-term pulmonary sequelae. This systematic review and meta …

Intra-breath oscillometry potentially offers detailed information regarding airway function,
with increasing magnitude of difference between resistance and reactance at end-expiration …

Introduction Reactance inversion (RI) has been associated with impaired peripheral airway
function in persistent asthma. However, there is little to no data about the difference between …

Advances in neonatal care have enabled infants to survive extreme prematurity; however,
they commonly require supplemental oxygen therapy and are exposed to hyperoxic gas …

The forced oscillation technique (FOT) is a non-volitional assessment that is used during
tidal breathing. A variant of FOT uses a pseudorandom noise (PRN) signal which we …

Methods In the present study we enrolled children with persistent moderate to severe
asthma who attended at Clinica Las Condes, Santiago and had pulmonary function tests …