Table 1

Summary clinical details, ventilator modes used and duration of recordings

Number of cases109
Median (range)
Recording duration (min)44 (11–106)
Clinical details Median (range)
Gestational age (weeks)36 (22–41)
Postnatal age (hours)6.0 (1.6–1644)
Postmenstrual age (weeks)37 (22–45.8)
<29 weeks (n)15
29–32 weeks (n)20
33–36 weeks (n)17
37–40 weeks (n)15
>40 weeks (n)12
Birth weight (grams)2840 (400–4900)
Weight at transfer (grams)2880 (400–4900)
Primary reason for referral Number of cases
Respiratory failure in preterm infants37
Respiratory failure in term infants21
Cardiac15
Surgical8
Hypoxic-ischaemic encephalopathy26
Neurosurgical2
Ventilator modes Recordings
SIMV63
SIMV-PS4
SIPPV34
More than one mode8
VG on*97
VG off*17
  • *In some cases, VG was turned on or off during the transfer.

  • SIMV, synchronised intermittent mandatory ventilation; SIMV-PS, synchronised intermittent mandatory ventilation with pressure support of spontaneous breaths; SIPPV, synchronised intermitted positive pressure ventilation; VG, volume guarantee.