Table 2 Quality of automatic image orientation and extent of necessary manual adjustments.

From: Higher processing repeatability of myocardial flow reserve calculated using net retention model compared to one compartment model in SPECT studies

 

4DM v2015

4DM v2024

Group I

Group I

Group II

ALL

Stress

Rest

Stress

Rest

Stress

Rest

Stress

Rest

Little to no adjustments needed

23

40%

5

9%

37

65%

32

56%

30

60%

28

56%

67

63%

60

56%

Axis angle needed small corrections

19

33%

20

35%

15

26%

20

35%

13

26%

13

26%

28

26%

33

31%

Axis center needed manual repositioning

15

26%

32

56%

5

9%

5

9%

7

14%

9

18%

12

11%

14

13%