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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.