Making wrong site surgery a “never event” in spinal deformity surgery by use of a “landmark vertebra” to eliminate variability in identifying a target vertebral level
i) “Landmark vertebra” described as last bilaterally ribbed vertebra
ii) All raters showed perfect to near-perfect agreement when re-identifying the landmark and target LIV
iii) Raters at all training levels had higher agreeability in naming the landmark vertebra and target when compared to raters at similar training levels defining T12