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Table. 5.

Comparison of transverse dimensions before (T1) and after (T2) expansion measured on two-dimensional coronal images (n = 14)

Data are presented as mean ± standard deviation.

PM1, Maxillary first premolar; M1, maxillary first molar.

*Wilcoxon signed-rank nonparametric test was performed because buccal alveolar height was not normally distributed. Other variables were analyzed by paired t-tests; p < 0.01, p < 0.001.

Korean J Orthod 2017;47:77~86 https://doi.org/10.4041/kjod.2017.47.2.77
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