Table 1. Baseline data of three diagonostic groups (mean±standard error).

	Group 1	Group 2	Group 3	P
Sample numbers	26	34	22
Spherical equivalent diapter (D)	-2.49±1.38	-8.53±1.95	-13.88±1.76	1<0.001
	(-4.80 to -0.75)	(-6.00 to -9.75)	(-10.75 to -17.75)
Axial length (mm)	24.39±0.75	26.73±0.97	29.98±1.08	2<0.001
	(22.72 to 25.26)	(26.45 to 27.34)	(28.2 to 31.2)
Gender (M/F)	16/10	18/16	9/13	20.36
Ages (a)	26.62±5.38	24.33±5.70	25.82±5.68	0.2789
Intraocular pressure (mmHg)	13.5±2.2	14.1±2.5	14.0±2.2	0.5928

¹One-factor analysis of variance; ²Chi-square test.