. 2023 Nov 14;8(1):2150. doi: 10.23889/ijpds.v8i1.2150

Table 2: Definitions of ‘unfavourable’ and ‘favourable’ cardiovascular outcome categories.

Outcome category	Definition
Unfavourable – category 1	Recorded death or diagnosis of cardiac arrest, stroke, intracerebral haemorrhage, cerebral infarction, seizure/convulsion
Unfavourable – category 2	Total time in intensive care unit (neonatal and/or paediatric ICU) during cardiac surgery and readmissions that is ≥90^th centile for ‘lesion/age at surgery group’
Unfavourable – category 3	Total length of stay (LOS) in hospital (both during cardiac procedure and readmissions) that is ≥90^th centile for ‘lesion/age at surgery group’ and total time in ICU ≥75^th centile
Favourable – category 1	Total time in ICU that is ≤25^th centile, total hours on mechanical ventilation ≤25^th centile & total LOS ≤50^th centile
Favourable – category 2	Total time in ICU that is ≤25^th centile & total hours on mechanical ventilation ≤50^th centile & total LOS ≤50^th centile for ‘lesion/age at surgery group’
škip Favourable – category 3	Total time in ICU that is <50^th centile & total hours on mechanical ventilation <50^th centile & total LOS ≤50^th centile for ‘lesion/age at surgery group’

ICU – intensive care unit; LOS – length of stay.