Table 1.
Children’s demographic characteristics and ocular parameters at baseline
| Variables | Control | Treatment | Statistics | p |
|---|---|---|---|---|
| Gender | χ2 = 0.071 | 0.789 | ||
| Male | 57 (50.89%) | 55 (49.11%) | ||
| Female | 55 (49.11%) | 57 (50.89%) | ||
| Age (years) | 9.47 ± 1.59 | 9.66 ± 1.65 | t = − 0.867 | 0.387 |
| Body mass index (kg/m2) | 17.97 ± 3.89 | 17.63 ± 3.62 | t = 0.682 | 0.496 |
| Spherical equivalent error (D) | − 2 (− 2.75, − 1.25) | − 2 (− 3.25, − 1.25) | Z = 0.364 | 0.716 |
| Axial length (mm) | 24.20 ± 0.85 | 24.31 ± 0.92 | t = − 0.901 | 0.369 |
| Intraocular pressure (mmHg) | 16 (14, 18) | 16 (14, 17) | Z = − 0.499 | 0.618 |
| Central corneal thickness (μm) | 550.34 ± 30.96 | 546.81 ± 31.42 | t = 0.846 | 0.398 |
| Anterior chamber depth (mm) | 3.22 ± 0.22 | 3.23 ± 0.22 | t = − 0.416 | 0.678 |
| Length thickness (mm) | 3.36 (3.28, 3.44) | 3.32 (3.24, 3.46) | Z = − 1.119 | 0.263 |
| Subfoveal choroid thickness (μm) | 296 (244, 352) | 290.5 (242, 352.5) | Z = − 0.626 | 0.531 |
| K1 (D) | 43 ± 1.29 | 43.02 ± 1.43 | t = − 0.119 | 0.905 |
| K2 (D) | 44.26 ± 137 | 44.22 ± 1.59 | t = 0.196 | 0.845 |
| Astigmatism (D) | 1.27 (0.90, 1.56) | 1.16 (0.82, 1.48) | Z = 1.332 | 0.183 |
For normally distributed continuous variables, data are expressed as mean ± SD, otherwise data are expressed as median and interquartile range