From: Development of a cost effective three-dimensional posture analysis tool: validity and reliability
Scatterplot graphs | PPMCC | Bland-Altman method | ||
---|---|---|---|---|
| 0.95 – 1.00 | Estimated bias | Mean difference (d) | 1.98 mm |
Variation | SD of the differences (s) | 10.0Â mm | ||
CV | s/d | 5.07 | ||
Limits of agreement | Upper limit (d + 1.96 s) | 21.64 mm | ||
Lower limit (d-1.96Â s) | -17.68Â mm | |||
Width | UL - LL | 39.32Â mm | ||
| 1.00 | Estimated bias | Mean difference (d) | -0.77Â mm |
Variation | SD of the differences (s) | 2.7Â mm | ||
CV | s/d | 3.45 | ||
Limits of agreement | Upper limit (d + 1.96 s) | 4.44 mm | ||
Lower limit (d-1.96Â s) | -5.98Â mm | |||
Width | UL - LL | 10.42Â mm | ||
| 0.98 – 1.00 | Estimated bias | Mean difference (d) | 0.71 mm |
Variation | SD of the differences (s) | 1.9Â mm | ||
CV | s/d | 2.73 | ||
Limits of agreement | Upper limit (d + 1.96 s) | 4.51 mm | ||
Lower limit (d-1.96Â s) | -3.09Â mm | |||
Width | UL - LL | 7.60Â mm |