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Table 4 Bland-Altman analysis of pairwise comparisons between core-laboratories for all methods

From: Sources of variability in quantification of cardiovascular magnetic resonance infarct size - reproducibility among three core laboratories

  Core-lab 1 vs Core lab 2 Core-lab 1 vs Core lab 3 Core-lab 2 vs Core lab 3
Difference ± SD 95% Limits
of Agreement
Difference ± SD 95% Limits
of Agreement
Difference ± SD 95% Limits
of Agreement
AUTOSegment −1.0 ± 5.0
p = 0.28
−11.1, 9.0 −0.8 ± 4.2
p = 0.29
−9.2, 7.6 0.2 ± 2.8
p = 0.72
−5.4, 5.8
AUTO-UCSegment 0.6 ± 3.4
p = 0.32
−6.1, 7.4 0.6 ± 2.4
p = 0.17
−4.3, 5.5 0.0 ± 3.4
P = 0.99
−6.8, 6.8
AUTOFWHM −1.0 ± 4.4
p = 0.24
−9.7, 7.8 1.3 ± 4.7
p = 0.15
−8.1, 10.7 2.2 ± 4.2
0.007
−6.1, 10.7
AUTO-UCFWHM 0.03 ± 4.0
p = 0.97
−8.0, 8.1 −0.2 ± 3.3
p = 0.77
−6.8, 6.4 −0.3 ± 4.6
p = 0.81
−9.5, 9.1
MANUAL 3.9 ± 5.9
p < 0.01
−7.8, 15.6 6.5 ± 6.4
p < 0.01
−6.2, 19.3 2.6 ± 3.4
p < 0.01
−4.1, 9.4
MANUAL-ISI 0.0 ± 4.4
p = 0.98
−8.7, 8.8 1.4 ± 3.8
p = 0.06
−6.2, 9.0 1.4 ± 3.5
p = 0.04
−5.5, 8.3
VISUAL −2.4 ± 4.6
p = 0.01
−11.5, 6.8 −2.9 ± 4.0
p < 0.01
−10.8, 5.1 −0.5 ± 3.7
p = 0.47
−7.9, 6.9
VISUAL-ISI −1.5 ± 3.7
p = 0.03
−8.9, 5.9 −0.1 ± 2.3
p = 0.90
−4.6, 4.5 1.4 ± 3.5
p = 0.03
−5.7, 8.5
  1. SD standard deviation