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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).

From: Myocardial perfusion imaging with 99 mTc - tetrofosmin SPECT in breast cancer patients that received postoperative radiotherapy: a case-control study

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
  1. 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.