Table 5 Intraobserver and interobserver variability for the PT and NBL measurements
Intraobserver variability (n = 100) | ||||||||
Parameter | Operator 1 | Operator 2 | ||||||
|  | Mean difference (SD) | 95% LoA | ICC | Mean difference (SD) | 95% LoA | ICC | ||
PT | -0.04 (0.11) | -0.06 to -0.01 | 0.98 | -0.02 (0.12) | -0.04 to 0.003 | 0.99 | ||
NBL | 0.05 (0.16) | 0.02 to 0.08 | 0.98 | -0.03 (0.15) | -0.06 to -0.001 | 0.98 | ||
Interobserver variability (n = 100) | ||||||||
| Â | Mean difference (SD) | 95% LoA | ICC | |||||
PT | 0.01 (0.08) | -0.003 to 0.03 | 0.99 | |||||
NBL | -0.01 (0.11) | -.022 to 0.02 | 0.99 | |||||