Skip to main content

Table 6 Lin’s concordance coefficient ρ c obtained for MBF and MFR comparisons in the 17-segment model

From: Cardiac PET/CT with Rb-82: optimization of image acquisition and reconstruction parameters

RP comparisons

Patients without myocardial flow defects (n = 170 segments)

Patients with myocardial flow defects (n = 170 segments)

 

ρ c (Rest) [95% CI]

ρ c (Stress) [95% CI]

ρ c (MFR) [95% CI]

ρ c (Rest) [95% CI]

ρ c (Stress) [95% CI]

ρ c (MFR) [95% CI]

B vs. A

0.932 [0.913;0.951]

0.945 [0.930;0.959]

0.908 [0.882;0.934]

0.962 [0.951;0.973]

0.985 [0.980;0.989]

0.936 [0.918;0.955]

C vs. A

0.943 [0.927;0.958]

0.945 [0.930;0.960]

0.909 [0.884;0.935]

0.983 [0.978;0.988]

0.983 [0.978;0.988]

0.957 [0.946;0.969]

D vs. A

0.911 [0.889;0.934]

0.956 [0.943;0.968]

0.954 [0.941;0.967]

0.970 [0.962;0.978]

0.969 [0.960;0.977]

0.968 [0.959;0.977]

E vs. A

0.920 [0.898;0.943]

0.966 [0.957;0.976]

0.886 [0.856;0.917]

0.980 [0.974;0.986]

0.984 [0.979;0.989]

0.968 [0.959;0.978]

F vs. A

0.940 [0.924;0.956]

0.933 [0.913;0.952]

0.897 [0.871;0.924]

0.976 [0.970;0.983]

0.986 [0.982;0.990]

0.973 [0.964;0.981]

G vs. A

0.907 [0.882;0.933]

0.952 [0.938;0.966]

0.874 [0.845;0.904]

0.938 [0.920;0.956]

0.978 [0.971;0.984]

0.938 [0.920;0.956]

H vs. A

0.784* [0.734;0.834]

0.667* [0.604;0.730]

0.879 [0.848;0.909]

0.735* [0.673;0.796]

0.892* [0.864;0.920]

0.805* [0.757;0.853]

  1. *p < 0.05 vs. other comparisons (in italics in same column)