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EJNMMI Physics

Table 1 Comparison of image quality indices and quantitative accuracy between SSM and SwiftScan SPECT

From: Verification of the effect of acquisition time for SwiftScan on quantitative bone single-photon emission computed tomography using an anthropomorphic phantom

Scan time (min)

CV

CNR

FWHM (mm)

MAE

SwiftScan

SSM

SwiftScan

SSM

SwiftScan

SSM

SwiftScan

SSM

5

0.15

0.18

5.01

3.55

14.7 ± 1.9

13.5 ± 1.6

38.8

41.8

7

0.14

0.16

6.13

5.65

14.8 ± 1.7

14.4 ± 1.8

38.4

40.8

17

0.12

0.11

13.8

15.7

13.6 ± 1.2

13.5 ± 1.3

48.8

47.2

32

0.10

0.10

15.8

15.4

14.4 ± 0.6

14.2 ± 0.6

48.1

49.8

  1. SSM step and shoot, CV coefficient of variation, CNR contrast-to-noise ratio, FWHM full width at half maximum, MAE mean absolute error
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