Table 1.
Demographic, refractive, and biometric characteristics for all 48 children (All Subjects) and separated by refractive group (Non-myopes, Myopes). Data are presented as mean ± standard deviation (range).
| All Subjects | Non-myopes (SER > −0.50 D) | Myopes (SER ≤ −0.50 D) | P value | |
|---|---|---|---|---|
| Number of subjects | 48 | 30 | 18 | — |
| Sex (Female/Male) | 23 / 25 | 16 / 14 | 7 / 11 | — |
| Age (years) | 11.2 ± 2.7 (5.8 to 15.8) | 10.2 ± 2.6 (5.8 to 15.8) | 12.9 ± 1.9 (8.5 to 15.8) | <0.001* |
| Spherical Equivalent Refractive Error (D) | −0.13 ± 2.08 (−5.44 to +7.23) | 0.96 ± 1.64 (−0.44 to +7.23) | −1.96 ± 1.32 (−5.44 to −0.56) | <0.001* |
| Axial length (mm) | 23.44 ± 1.02 (20.86 to 25.64) | 22.94 ± 0.84 (20.86 to 24.54) | 24.26 ± 0.72 (22.81 to 25.64) | <0.001* |
| Anterior corneal radius of curvature (mm) | 7.75 ± 0.24 (7.29 to 8.36) | 7.79 ± 0.24 (7.42 to 8.36) | 7.68 ± 0.22 (7.29 to 8.19) | 0.1 |
| Corneal thickness (µm) | 557.9 ± 30.0 (487 to 633) | 565.0 ± 29.7 (492 to 633) | 545.9 ± 27.2 (487 to 598) | 0.03* |
| Anterior chamber depth (mm) | 3.74 ± 0.30 (2.96 to 4.38) | 3.64 ± 0.28 (2.96 to 4.19) | 3.92 ± 0.26 (3.54 to 4.38) | <0.01* |
| Lens thickness (mm) | 3.43 ± 0.23 (3.05 to 4.55) | 3.48 ± 0.25 (3.12 to 4.55) | 3.34 ± 0.18 (3.05 to 3.79) | 0.04* |
*Indicates a statistically significant difference between non-myopes and myopes (P < 0.05).