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Bland-Altman analysis of 10 CT data sets read by 2 independent observer shows following equation: ‘Observer2 = y + m*Observer1’. A slope ‘m’ of 1 indicates no difference between observer 1 and 2.
| TFA | VFA | RFA | M. Psoas | M. erector spinae | |
|---|---|---|---|---|---|
| Slope | 0.999 | 1.193 | 0.962 | 1.006 | 1.019 |
TFA= total fat area, VFA= visceral fat area, SFA= subcutaneous fat area, IFA= intraperitoneal fat area, RFA= retroperitoneal fat area and VFR= visceral fat ratio VFA/SFA.
