Table 1.

Clinical Characteristics of Subjects and Distribution of DKK-1 Levels

Characteristic	Healthy Control n = 51	Moderate Myopia n = 97	High Myopia n = 100
Sex, n (%)
Female	27 (52.9)	71 (73.2)	49 (49)
Male	24 (47.1)	26 (26.8)	51 (51)
Age (years)
Mean ± SD	21.88 ± 1.96	23.17 ± 4.67	22.64 ± 5.89
Median (range)	22 (18–26)	22 (17–38)	20 (17–42)
DKK-1 (pg/mL)
Mean ± SD	988.39 ± 534.33	496.67 ± 237.56	324.25 ± 171.82
Minimum	400.08	130.23	42.20
Maximum	1799.36	1517.74	978.79
Axial length (mm)
Mean ± SD	24.37 ± 0.51	24.82 ± 0.88	27.35 ± 1.40
Minimum	23.17	22.10	26.00
Maximum	25.06	26.02	32.22
Refractive diopter (D)
Mean ± SD	1.186 ± 0.24	−3.682 ± 1.41	−7.5 ± 2.73
Minimum	0.80	−5.75	−19.50
Maximum	2.00	−0.75	−6.00