Parameter | Patients with improvement (n = 32) | Patients without improvement (n = 41) | P |
---|---|---|---|
Age (y) | 62 ± 9 | 61 ± 9 | NS |
Sex (M/F) | 3/29 | 4/37 | NS |
Q wave myocardial infarction | 27 (84%) | 31 (76%) | NS |
Reason for revascularization (AP/HF) | 6/26 | 11/30 | NS |
AP (CCS) | 3.0 ± 0 | 3.2 ± 0.4 | NS |
HF (NYHA) | 3.0 ± 0.5 | 3.2 ± 0.4 | NS |
Vessel disease | 2.4 ± 0.8 | 2.6 ± 0.7 | NS |
LVEF | 31 ± 8 | 33 ± 8 | NS |
No. of viable segments on 201Tl | 8.2 ± 3.7* | 4.7 ± 2.7* | <0.01 |
No. of viable segments on DE | 4.5 ± 3.0 | 1.6 ± 1.5 | <0.01 |
↵* P < 0.01 vs. DE.
AP = angina pectoris; HF = heart failure; CCS = Canadian Cardiovascular Society; NYHA = New York Heart Association functional class.