Mean “error” (%) for each method
| Measurement | Ultrasound | Optical/ultrasound | |||||
|---|---|---|---|---|---|---|---|
| Data set | (1) | (2) | (3) | (1) | (2) | (3) | |
| L (1) | +8.1 | +3.6 | +7.6 | +7.1 | +2.2 | +6.0 | |
| BK (3) | +8.1 | +3.6 | +7.5 | +7.1 | +2.2 | +5.9 | |
| W (1) | +6.5 | +2.0 | +5.8 | +5.5 | +0.6 | +4.2 | |
| HRT | +4.3 | -0.1 | +3.6 | +3.3 | -1.4 | +2.1 | |
| New | +4.4 | -0.1 | +3.7 | +3.4 | -1.4 | +2.1 | |
| BRE (2) | +1.1 | +0.3 | +0.7 | +1.3 | +0.5 | +0.9 | |
| BK (1) | +2.2 | +1.3 | +1.7 | +2.3 | +1.4 | +1.9 | |
| W (2) | +2.3 | +1.4 | +1.8 | +2.5 | +1.6 | +2.1 | |
| L (2) | +2.5 | +1.4 | +2.3 | +2.6 | +1.5 | +2.4 | |
| BK (2) | +5.1 | +1.0 | +5.9 | +4.1 | -0.4 | +4.3 | |
| Constant | +1.3 | -2.8 | +0.6 | +0.3 | -4.1 | -0.9 | |