UAB Cardiothoracic Surgery Annual Report 2015-16 UAB Medicine Cardiothoracic Surgery 2015/16 Annual | Page 30

CONGENITAL HEART SURGERY

Fontan Operation Volumes and Mortality
Our overall discharge mortality rate for the Fontan operation has remained at 0% for nearly 7 years, with some
97 completed procedures from 2009 to 2015.

Fontan Operation: 1988 – 2011; PTFE Tubes (N = 207)
0.20

100
90
70

Years

% Survival

N at Risk

60

1

95%

190

50

5

91%

116

40

10

88%

64

20

77%

14

30
20

0.15

0.10
Hazard Functions

Hazard = 1.3% per Year
Early + Constant Phase

0.05

10
0.00

0
0

2

4

6

8

10

12

14

16

18

Years after Fontan Operation

The modern Fontan operation shows no increase in mortality during the past 20 years.

28

Cardiothoracic Surgery Annual Report

20

22

Hazard (Deaths/Year)

Percent Survival

80