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Table 2 Mean differences, intraclass correlation coefficients (ICC), and repeatability coefficients (RC) for [18F]-setoperone binding potential test-retest.

From: Test-retest variability of high resolution positron emission tomography (PET) imaging of cortical serotonin (5HT2A) receptors in older, healthy adults

 

Left

Right

Average

Region of Interest

Mean diff

ICC [CI]

RC

Mean diff

ICC [CI]

RC

ICC [CI]

RC

Temporal lobe

3.3%

0.97

0.05

1.7%

0.94

0.02

0.96

0.01

  

[.83, 1.0]

  

[.66, .99]

 

[.72, .99]

 

Frontal lobe

1.9%

0.94

0.03

4.1%

0.91

0.05

0.93

0.04

  

[.69, .99]

  

[.53, .99]

 

[.43, .96]

 

Anterior cingulate

8.3%

0.69

0.06

12.0%

0.71

0.06

.76

0.06

  

[-.09, .95]

  

[-.05, .96]

 

[.01, .97]

 

Insula

      

0.97

 
 

-

-

-

-

-

-

[.85, 1.0]

0.06

Average

 

0.87

0.05

 

0.85

0.04

0.91

0.04

  1. All p values for ICC < .05.