Fig. 5

Illustration of changes of alveolar bone and tooth movements of incisors after orthodontic treatment. (A):Illustration of changes of the anterior alveolar bone width and height before (T0) and after (T1) orthodontic treatment. ab, cd, ad, e, f, gh, ij, gj, l and k:ABWL1, ABWP1, ABWT1, ABHL1, ABHP1, ABWL2, ABWP2, ABWT2, ABHL2 and ABHP2 before orthodontic treatment; a’b’, c’d’, a’d’, e’, f’, g’h’, i’j’, g’j’, l’, k’:ABWL1, ABWP1, ABWT1, ABHL1, ABHP1, ABWL2, ABWP2, ABWT2, ABHL2 and ABHP2 after orthodontic treatment;Δ:difference between post-treatment and pre-treatment. (B): Illustration of tooth movements of upper incisor after orthodontic treatment. (C): Illustration of tooth movements of lower incisor after orthodontic treatment.(unit: mm)