Table 1 Absolute values of differences between the values displayed on the smartphone screen and the actual measurement values
Mean | Standard deviation | Interquartile range | |
|---|---|---|---|
Varus/valgus, ° | 0.5 | 0.2 | 0.4–0.6 |
Posterior slope, ° | 0.8 | 0.9 | 0.2–0.9 |
Internal/external rotation, ° | 1.8 | 1.5 | 0.9–2.2 |
Resected bone thickness, mm | 0.6 | 0.7 | 0.2–0.8 |