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Table 3 Results from QGS analysis

From: Effect of data conserving respiratory motion compensation on left ventricular functional parameters assessed in gated myocardial perfusion SPECT

Parameter

OSEM

JMC-OSEM

p

EDV (mL)

94.6 ± 28.5

97.5 ± 29.3

< 0.001

ESV (mL)

40.9 ± 21.7

43.3 ± 22.7

< 0.001*

SV (mL)

53.5 ± 11.7

54.2 ± 11.5

0.058*

EF (%)

58.6 ± 9.9

57.7 ± 9.6

< 0.001

WMANT (mm)

8.38 ± 1.18

8.37 ± 1.29

0.774

WMLAT (mm)

8.84 ± 1.32

8.72 ± 1.31

0.008

WMINF (mm)

5.93 ± 1.50

5.80 ± 1.45

0.034

WMSEP (mm)

4.44 ± 1.73

4.37 ± 1.70

0.198

WMAPX (mm)

6.11 ± 2.12

6.00 ± 2.05

0.121

WMGLB (mm)

6.74 ± 1.26

6.65 ± 1.24

0.023

WTANT (%)

32.5 ± 7.6

32.5 ± 7.5

0.909

WTLAT (%)

32.2 ± 7.6

31.6 ± 7.5

0.061

WTINF (%)

28.4 ± 7.5

27.8 ± 7.3

0.019

WTSEP (%)

33.8 ± 8.2

33.1 ± 8.1

0.049

WTAPX (%)

50.8 ± 15.2

50.3 ± 15.3

0.171

WTGLB (%)

35.6 ± 8.4

35.1 ± 8.3

0.066

BW (∘)

60.6 ± 29.3

65.5 ± 31.0

0.066

StD (∘)

18.4 ± 9.3

19.9 ± 8.5

0.024

ENT (%)

61.1 ± 5.6

61.4 ± 4.7

0.400

PERFANT (%)

72.3 ± 6.1

73.2 ± 5.8

0.094

PERFLAT (%)

74.8 ± 4.9

73.6 ± 4.9

0.004

PERFINF (%)

62.4 ± 8.3

62.7 ± 8.6

0.481

PERFSEP (%)

69.8 ± 5.8

68.5 ± 6.0

0.003

PERFAPX (%)

73.9 ± 9.4

72.6 ± 9.4

0.010*

  1. Results are expressed as mean ± standard deviation
  2. Asterisk (*) denotes use of Wilcoxon signed-rank test instead of paired-samples t test
  3. EDV end-diastolic volume, ESV end-systolic volume, SV stroke volume, EF ejection fraction, WM wall motion, WT wall thickening, BW bandwidth, StD standard deviation, ENT entropy, PERF perfusion, ANT anterior, LAT lateral, INF inferior, SEP septal, APX apical, GLB global