Table 1

Baseline characteristics of included infants/number of analysed videos for each outcome criterion

Patient numberPostmenstrual age (weeks)Weight (g)Gender
126+5/7730Female
230+5/71200Male
330+0/7780Male
437+3/73010Male
529+0/71315Male
629+0/71090Male
730+5/71660Female
830+6/71480Female
928+3/7920Female
1033+5/71770Female
1134+2/72160Female
1234+4/72215Male
1330+6/71335Male
1432+4/72070Male
1536+1/72890Male
1633+0/71860Female
1726+3/7970Female
1837+0/72450Female
1935+0/72680Male
2028+1/71225Female
Outcome criterionAnalysed infants/videos (n)
Success in LISA; number of needed attempts, surfactant doses and infants that needed intubation/mechanical ventilation; occurrence of complications20 infants/videos
Duration of the entire procedure9 videos
Duration of the entire laryngoscopy13 videos
Duration of laryngoscopy in the successful attempt14 videos
Duration of device handling in the successful attempt17 videos
  • LISA, less-invasive surfactant administration.