The Korean Association of Orthodontists

Table. 1. Table 1

Subjects’ mean age (unit, yr)

Characteristic	CPP (n = 70)	Control (n = 48)	p-value
Age (Lat)	8.5 ± 0.5	8.5 ± 0.6	0.528
Age (HW)	8.1 ± 1.1	8.6 ± 0.7	0.012^*

Values are presented as mean ± standard deviation.

CPP, Central precocious puberty; Age (Lat), chronological age when lateral cephalometric radiographs were obtained; Age (HW), chronological age when hand-wrist radiographs were obtained.

p-value were calculated by the Mann–Whitney U test.

^*p < 0.05.

Korean J Orthod 2020;50:181~187 https://doi.org/10.4041/kjod.2020.50.3.181