Table 1

Factors associated with presumed increased risk for adverse outcome in children with severe congenital heart defects who died unexpectedly before cardiac intervention <2 years of age in Norway, 2004–2016 (n=26)

Number (%)
Prematurity (<37 weeks)11 (42)
Small for gestational age10 (38)
Comorbidity16 (62)
Undetected heart defect at deterioration3 (12)
Persistent low oxygen saturation (<95%)18 (69)
Infection at the time of death10 (38)