From: Augmented reality-based navigation increases precision of pedicle screw insertion
Skill Level | Group | Precision category | p value | ||
---|---|---|---|---|---|
High, − 2.5 to + 10° | Medium, − 5 to − 2.5°/+ 10 to + 20° | Low < − 5°/> + 20° | |||
Expert | FH | 12 | 8 | 20 | 0.917 |
AR | 13 | 9 | 18 | ||
Novice | FH | 9 | 4 | 27 | 0.040 |
AR | 20 | 2 | 18 |