Table 4. Mean, variability and precision of shape outputs by 3D-PS and manual methods.
| 3D measures | Manual measures | P-value for difference between means | |||||
|---|---|---|---|---|---|---|---|
| Outcome | Mean | SD | Precision | Mean | SD | Precision | |
| Chest girth (cm) | 68.7 | 8.8 | 1.57 | 65.1 | 8.0 | 0.13 | <0.0001 |
| Chest width (cm) | 23.9 | 2.8 | 0.84 | 21.9 | 2.6 | 0.06 | <0.0001 |
| Chest depth (cm) | 17.4 | 2.3 | 0.69 | 15.6 | 1.9 | 0.07 | <0.0001 |
| Waist girth (cm) | 59.7 | 8.3 | 1.49 | 58.4 | 7.9 | 0.06 | <0.0001 |
| Waist width (cm) | 20.7 | 2.7 | 0.60 | 19.5 | 2.6 | 0.06 | <0.0001 |
| Waist depth (cm) | 16.2 | 2.4 | 0.67 | 15.5 | 2.3 | 0.06 | <0.0001 |
| Knee girth (cm) | 29.7 | 3.8 | 1.36 | 28.2 | 3.4 | 0.06 | <0.0001 |
| Calf girth (cm) | 27.4 | 3.5 | 0.90 | 26.9 | 3.4 | 0.04 | <0.0001 |