Table 3.
Comparison of myocardial perfusion imaging scores in patients with left/right breast cancer and controls (t-test for independent samples, equal variances not assumed).
| MPI | LBC N = 28 |
RBC N = 18 |
C N = 85 |
LBC vs RBC |
LBC vs C |
RBC vs C |
|---|---|---|---|---|---|---|
| SSS | 4.0 ± 3.5 (0-13) |
3.7 ± 3.0 (0-10) |
2.6 ± 2.0 (0-8) |
p = 0.78 | p = 0.05* | p = 0.14 |
| SRS | 1.7 ± 2.3 (0-7) |
0.8 ± 1.0 (0-4) |
1.1 ± 1.3 (0-5) |
p = 0.07 | p = 0.14 | p = 0.40 |
| ASSS | 2.6 ± 3.5 (0-13) |
1.8 ± 1.6 (0-4) |
1.7 ± 1.5 (0-6) |
p = 0.28 | p = 0.18 | p = 0.82 |
| S-RSS | 2.3 ± 2.4 (0-9) |
2.9 ± 2.9 (0-9) |
1.5 ± 1.6 (0-7) |
p = 0.43 | p = 0.14 | p = 0.06 |
MPI: myocardial perfusion imaging; LBC: left breast cancer patients; RBC: right breast cancer patients; C: Control individuals; SSS: summed stress score; SRS: summed rest score; ASSS: anterior wall stree score; S-RSS: the difference of SSS minus the SRS; *: p ≤ 0.05.