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Congenital Cardiac Surgery Outcomes at Connecticut Children’s

Connecticut Children’s closely tracks our congenital cardiac surgery outcomes and reports them to the Society of Thoracic Surgeons (STS) National Database, which is the leading patient safety and quality improvement registry among cardiothoracic surgeons.

STAT Mortality Categories

The STS reports mortality rates of surgical cases using a scale of 1-5, from least complex to most complex. These categories are also called STAT levels.

STAT Category 1 Atrial Septal Defect (ASD), Ventricular Septal Defect (VSD)
STAT Category 2 Tetralogy of Fallot, Fontan, Ross
STAT Category 3 Glenn, Arterial Switch Operation (ASO), CAVC repair
STAT Category 4 Aortic arch, ASO with VSD, aorto-pulmonary shunt, TAPVR, Truncus repair
STAT Category 5 Norwood procedure, Truncus Arteriosus with Interrupted Aortic Arch

Our Surgical Outcomes (2015-2019)

Connecticut Children’s ranks below the STS national benchmarks for mortality, risk-adjusted mortality and median length of stay.

Connecticut
Children’s
Median Length of
Stay (Days)
STS Median Length
of Stay in Days
(Expected)
Connecticut Children’s
Mortality
STS Mortality (Expected)
STAT 1 (n=119) 3 7 0 0.4%
STAT 2 (n=74) 6 19.7 1.4% 1.4%
STAT 3 (n=32) 8 14.9 3.1% 2.2%
STAT 4 (n=22) 16.5 28 0 6.1%
STAT 5 (n=3) 21 45.6 0 13.4%

 

Connecticut Children’s
Median Length of
Stay (Days)
STS Median Length
of Stay in Days
(Expected)
Connecticut Children’s
Mortality
STS Mortality (Expected)
Atrial Septal
Defect
3 4 0.0% <1%
Ventricular
Septal Defect
3 9.1 0.0% 0.5%
Coarctation
of Aorta
7 12 0.0% 1.2%
Tetralogy of
Fallot
8 11.7 0.0% 1.1%
Complete
Atrioventricular
Septal Defect
9 16.6 16.7% 2.1%
Aortic
Stenosis
5 5 0.0% 2.2%
Transposition
of Great
Arteries
9 17.3 0.0% 2.2%
Hypoplastic
Left Heart
Syndrome (Norwood)
21 49 0.0% 13.6%
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