
23
Figure 11:
Rehospitalization to One Year
(AT Population)
SAPIEN
271
230
207
192
177
166
SAPIEN XT
282
240
224
205
195
175
0%
10%
20%
30%
40%
50%
60%
70%
0
1
2
3
4
5
6
7
8
9
10
11
12
R
eh
o
sp
it
al
iz
at
io
n
Months Post-Procedure
SAPIEN
SAPIEN XT
10.7%
11.6%
24.2%
23.1%
No. at Risk
p (log rank) = 0.7558
Figure 12:
Effective Orifice Area
(Valve Implant Population)
0.6
1.5
1.5
0.6
1.6
1.5
0
0.5
1
1.5
2
2.5
Baseline
30 Days
1 Year
E
ff
ect
iv
e
O
ri
fi
ce A
rea
(c
m
²)
SAPIEN
SAPIEN XT
P = 0.6405
No. of Echos
SAPIEN
244
221
162
SAPIEN XT
266
237
171
P = 0.2827