User Manual Part 4

CLINICAL STUDY - COMPANION
B-37
Tab le B-15. Chan ges in six-minute walk, QOL, and NYHA (continued )
CRT-D OPT
P-value
a
Change at 6 months
377 45 ± 98 141 2 ± 92 < 0.0001
QOL
N
Mean ± SD
N
Mean ± SD
Change at 3 months
514 -24 ± 28 243 -8 ± 21 < 0 .0001
Change at 6 months
479 -23 ± 28 207 -12 ± 23 < 0 .0001
NYHA N
% Improved
N
% Im p roved
Change at 3 months
543
55
242 24 < 0.0001
Change at 6 months
498
57
199 38 < 0.0001
a. P-values are not adjusted for multiplicity and were obtained using t-tests for continuous data and chi-square for categorical data.
- DRAFT -