Data collection
Demographic and clinical data were collected from each patient’s
electronic records, including age, sex, underlying disease, indication
for IMV, Pediatric Index of Mortality III (PIM-3), Pediatric Risk of
Mortality IV (PRISM-4), duration of IMV, maximum oxygenation saturation
index, ventilatory parameters during ERT (respiratory rate, tidal
volume, dynamic compliance, MIP), need for inotrope infusion, maximum
VIS score, treatments used (aminoglycoside, corticosteroid,
neuromuscular blockage), length of PICU stay, and mortality. The DTi,
DTe, DTF, DE, IS, and ES values were also recorded.