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Table 1 Evaluation of different crown heights in relation to maxillary central-to-lateral incisor OHD

From: Occlusal height difference between maxillary central and lateral incisors: should aesthetic perception influence bracket placement?

Measured on photograph Calculated maxillary central-to-lateral incisor difference based on average crown height of ...
Crown heightU1 (mm) maxillary central-to-lateral incisor step (mm) 10.5 mm 10.0 mm Δ (mm) 10.5 mm 11.0 mm Δ (mm)
11 0 0.000 0.000 0.000 0.000 0.000 0.000
11 0.25 0.239 0.227 0.011 0.239 0.250 −0.011
11 0.5 0.477 0.455 0.023 0.477 0.500 −0.023
11 0.75 0.716 0.682 0.034 0.716 0.750 −0.034
11 1 0.955 0.909 0.045 0.955 1.000 −0.045
11 1.25 1.193 1.136 0.057 1.193 1.250 −0.057
11 1.5 1.432 1.364 0.068 1.432 1.500 −0.068
11 1.75 1.670 1.591 0.080 1.670 1.750 −0.080
11 2 1.909 1.818 0.091 1.909 2.000 −0.091
13 0 0.000 0.000 0.000 0.000 0.000 0.000
13 0.25 0.202 0.192 0.010 0.202 0.212 −0.010
13 0.5 0.404 0.385 0.019 0.404 0.423 −0.019
13 0.75 0.606 0.577 0.029 0.606 0.635 −0.029
13 1 0.808 0.769 0.038 0.808 0.846 −0.038
13 1.25 1.010 0.962 0.048 1.010 1.058 −0.048
13 1.5 1.212 1.154 0.058 1.212 1.269 −0.058
13 1.75 1.413 1.346 0.067 1.413 1.481 −0.067
13 2 1.615 1.538 0.077 1.615 1.692 −0.077
15 0 0.000 0.000 0.000 0.000 0.000 0.000
15 0.25 0.175 0.167 0.008 0.175 0.183 −0.008
15 0.5 0.350 0.333 0.017 0.350 0.367 −0.017
15 0.75 0.525 0.500 0.025 0.525 0.550 −0.025
15 1 0.700 0.667 0.033 0.700 0.733 −0.033
15 1.25 0.875 0.833 0.042 0.875 0.917 −0.042
15 1.5 1.050 1.000 0.050 1.050 1.100 −0.050
15 1.75 1.225 1.167 0.058 1.225 1.283 −0.058
15 2 1.400 1.333 0.067 1.400 1.467 −0.067
  1. U1, Maxillary central(s); OHD, Occlusal height difference; Δ, Difference