Table 4.

Characteristics of children who experienced cardiac arrest or death in the first seven days post procedure.

Age (months)*	PH etiology	PH severity at time of procedure, diagnostic procedure	Operative procedure	Minor events during procedure	Major events during or post procedure	Post-procedure outcome
1	CDH	Severe, echocardiogram	Thoracic	Hypotension, hypoxia	Two cardiac arrests during procedure, one cardiac arrest post procedure, post-procedure death	Death on day 0
1	CDH	Severe, echocardiogram	Thoracic	None (on ECMO)	Post-procedure death	Death on day 6
3	BPD	Mild, echocardiogram	Abdominal	Hypothermia	Post-procedure cardiac arrest day 0	Survived to discharge on day 8
5	BPD	Mild, echocardiogram	Abdominal	None	Post-procedure cardiac arrest day 0	Survived to discharge on day 15
6	BPD	Severe, echocardiogram	Central venous access	Hypotension	Post-procedure cardiac arrest day 2	Survived to discharge on day 62
6	BPD	Severe, echocardiogram	Central venous access	ADR unavailable for review	Post-procedure cardiac arrest day 1	Survived to discharge on day 66
9	CHD	Moderate, catheterization	Abdominal	None	Induction cardiac arrest	Survived to discharge on day 5
15	CHD	Moderate, echocardiogram	Airway	Hypothermia	Post-procedure cardiac arrest day 0	Survived to discharge on day 4
22	CHD	Mild, catheterization	Cardiac catheterization	Hypercarbia	Post-procedure cardiac arrest day 0	Survived to discharge on day 65
58	CHD	Moderate, catheterization	Central venous access	Hypotension, hypoxia, hypercarbia	Induction cardiac arrest	Survived to discharge on day 5

^*Each represents one patient.

ADR, anesthesia data record; BPD, bronchopulmonary dysplasia; CDH, congenital diaphragmatic hernia; CHD, congenital heart disease; ECMO, extracorporeal membrane oxygenation; PH, pulmonary hypertension.