TABLE 2.

Sex-Based Differences in Physical Characteristics According to Bony Maturity Stage^a

Stage	Sex	Age, y	P Value	Height, cm	P Value	Weight, kg	P Value
Cartilage stage	Male	10.0 ± 1.0	<.001	137.6 ± 7.2	<.001	31.4 ± 5.1	<.001
	Female	8.9 ± 1.2		127.7 ± 6.1		25.3 ± 3.5
Apophyseal stage	Male	11.1 ± 1.1	<.001	145.2 ± 7.2	<.001	36.3 ± 6.3	<.001
	Female	9.9 ± 0.8		137.0 ± 5.8		29.0 ± 3.5
Epiphyseal stage	Male	12.2 ± 1.1	<.001	155.7 ± 10.2	<.001	45.3 ± 9.1	<.001
	Female	11.4 ± 1.3		146.9 ± 8.4		37.7 ± 7.0
Bony stage	Male	13.2 ± 1.0	.636	163.4 ± 9.0	.002	52.4 ± 6.9	.035
	Female	13.0 ± 1.0		155.3 ± 4.8		47.5 ± 6.7

^aValues are presented as mean ± SD.