Table 5 Mean bias and the limits of agreement per each Bland-Altman in intra-observer variability observer A
From: Morphometric study of the ventricular indexes in healthy ovine BRAIN using MRI
Quantity | Lower Limit Agreement | Bias | Upper Limit Agreement | Spearman Rho | P-Value | Corr (Diff/Mean) | Agreement |
|---|---|---|---|---|---|---|---|
Bicaudate | −0,0114 | 4,28E− 04 | 0,0123 | 0,525 | 0,0471 | ✓ | ✘ |
Bifrontal | −0,0342 | −0,0048 | 0,0245 | -0,0857 | 0,763 | ✘ | ✓ |
Cella media | -0,0462 | −3,02E−04 | 0,0456 | 0,1286 | 0,6482 | ✘ | ✓ |
Evans | −0,1057 | − 0,0123 | 0,0811 | −0,4679 | 0,0809 | ✘ | ✓ |
Interventricular foramen right [cm] | −0,1913 | 0,044 | 2,79E− 01 | 0,3703 | 0,1743 | ✘ | ✓ |
Interventricular foramen left [cm] | −0,1195 | 0,0787 | 0,2769 | 0,4525 | 0,0903 | ✘ | ✓ |
Fourth ventricle width [cm] | −0,0931 | 0,0257 | 0,1444 | −0,3843 | 0,1573 | ✘ | ✓ |
Fourth ventricle length [cm] | −0,1336 | 0,0162 | 0,166 | 0,22 | 0,4307 | ✘ | ✓ |
Huckmans | −0,0828 | 0,0421 | 0,1669 | −0,1036 | 0,7144 | ✘ | ✓ |
Frontal horn length [cm] | −0,1195 | 0,0787 | 0,2769 | 0,4525 | 0,0903 | ✘ | ✓ |
Third ventricle ratio | −0,0154 | 0,0017 | 0,0066 | 0,425 | 0,1159 | ✘ | ✓ |
Left lateral ventricle [cm] | −0,5988 | − 0,1993 | 0,2002 | 0,479 | 0,0708 | ✘ | ✓ |
Right lateral ventricle [cm] | −0,5919 | −0,1447 | 0,3026 | 0,3107 | 0,2592 | ✘ | ✓ |
Ventricular | −0,0323 | −0,0031 | 0,0262 | 0,3929 | 0,1485 | ✘ | ✓ |