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. Author manuscript; available in PMC: 2020 May 29.
Published in final edited form as: J Nucl Cardiol. 2018 Nov 29;27(3):962–972. doi: 10.1007/s12350-018-01542-6

Table 2.

Agreement of 18F-fluoride PET uptake measurement between OsiriX and FusionQuant: Mean differences, Bland-Altman 95% limits of agreement and concordance correlation coefficients (CCC) for each analytical method.

Mean
difference		 95% CI of mean
difference		 95% Limits of
agreement		 p for linear
regression a 		CCC 95% CI of
CCC
Aortic valve SUVmean −0.054 −0.087 to −0.021 −0.20 to +0.10 0.669 0.971 0.947-0.994
Aortic valve SUVmax −0.061 −0.153 to 0.032 −0.48 to +0.36 0.757 0.968 0.942-0.995
Aortic valve TBRmean −0.013 −0.053 to 0.027 −0.19 to +0.17 0.494 0.972 0.949-0.995
Aortic valve TBRmax 0.002 −0.076 to 0.079 −0.35 to +0.35 0.842 0.981 0.965-0.997
Blood pool (right atrium) −0.027 −0.051 to −0.003 −0.14 to 0.08 0.285 0.964 0.935-0.993

CI, confidence interval

a

linear regression of mean differences on averages for evaluation of proportional bias