Table 1.

Demographic Distribution and Mean Synchondrosis Histogram Values According to Gender and Age Categories.

	n	Synchondrosis Evaluation with Image J			Histogram of Synchondrosis
		Yes	None	p value	Minimum	p value	Maximum	p value	Open	p value	Closed	p value
Overall	280	263	17		15.27 ± 20.99		151.57 ± 44.44		74.81 ± 22.23		94.77 ± 27.35
Age
5–14 years	129	115a	14b	0.002**	18.56 ± 22.26	0.009**	148.30 ± 43.35	0.013*	73.43 ± 22.27	0.025*	93.72 ± 27.02	0.585
15–25 years	151	148a	3b		12.46 ± 19.46		154.36 ± 45.30		88.90 ± 16.89		95.24 ± 27.57
Gender
Male	117	108	9	0.448	16.98 ± 21.33	0.218	151.03 ± 45.18	0.490	69.57 ± 20.52	0.008**	93.43 ± 24.15	0.433
Female	163	155	8		14.05 ± 20.72		151.95 ± 44.03		81.80 ± 22.70		95.44 ± 28.88
Stage						0.054		0.135		0.002**		0.468
Stage 1	55	50a	5a	0.001**	19.73 ± 21.47		144.55 ± 49.44		67.36 ± 21.33
Stage 2	60	50a	10b		18.30 ± 23.57		153.87 ± 33.81		78.74 ± 20.25		97.11 ± 23.98
Stage 3	12	12a	0a		17.09 ± 26.12		162.00 ± 15.57		88.55 ± 24.74		98.53 ± 22.83
Stage 4	47	46a	1a		10.86 ± 18.56		162.66 ± 41.97				97.87 ± 25.94
Stage 5	106	105	1a		13.00 ± 19.19		147.8 ± 49.39				92.44 ± 29.39

The superscript letters 'a', 'b’ indicate which groups differ statistically from each other.

n: Number.

*: p < 0.05.

**: p < 0.01.