. 2022 Jul 8;12:11659. doi: 10.1038/s41598-022-15856-6

Table 1.

Descriptive statistics of the sample in this study.

Parameters	Class I	Class II	Class III	Total
Total patients (n)	459	641	474	1574
Male	184	288	273	745
Female	275	353	201	829
Age (y, mean ± SD)	14.91 ± 7.56^A	16.11 ± 9.50^A	16.07 ± 7.27^A	15.53 ± 8.14
ANB angle (°)	2.34 ± 0.75^A	6.61 ± 1.48^B	− 2.97 ± 2.08^C	–

Values in the same row followed by the same letters are not significantly different at p < 0.05 according to a one-way analysis of variance with the post hoc Tukey's test.