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. 2021 Mar 25;58(9):3661–3665. doi: 10.1007/s13197-021-05077-6

Table 2.

Bland Altman Limits of Agreement analysis of CIE L* (lightness), a* (redness), and b* (yellowness)* values obtained from beef longissimus thoracis muscle (n = 200) using the HunterLab Miniscan (3 scans) and Nix Color Sensor (Nix) colorimeters scanning series (3, 5, 7, or 9 technical replicates)

Mean Diffa Diff SDb 95% (+ SD)c 95% (−SD)c
L* Nix 3 −0.91 2.06 3.14 −4.95
Nix 5 −0.96 1.97 2.90 −4.82
Nix 7 −0.92 1.97 2.95 −4.78
Nix 9 −0.92 1.91 2.83 −4.67
a* Nix 3 −1.68 1.06 0.39 −3.75
Nix 5 −1.72 1.17 0.57 −4.01
Nix 7 −1.75 1.10 0.40 −3.89
Nix 9 −1.77 1.15 0.49 −4.03
b* Nix 3 0.25 0.91 2.03 −1.53
Nix 5 0.22 1.02 2.22 −1.77
Nix 7 0.23 0.93 2.05 −1.59
Nix 9 0.20 1.00 2.16 −1.75

aMean Difference (HunterLab color value – Nix color value)

bStandard Deviation Difference (HunterLab – Nix)

cLimit of Agreement (“95% LoA” = Mean Diff ± 1.96*Diff SD)