R^{2} (%) | β | 95% CI for β | Standardised β | t statistic | Significance | |
---|---|---|---|---|---|---|

R^{2} statistic expressed as a percentage denotes the amount of variability in the final vision that this particular factor accounts for. | ||||||

Correlation coefficient β is expressed in standard deviations to allow direct comparison of the gradients of the relative slopes. | ||||||

Spherical equivalent | 0.259 (26%) | 0.062 | 0.04 to 0.08 | 0.492 | 5.74 | p<0.001 |

Anisometropia | 0.146 (15%) | 0.055 | 0.03 to 0.08 | 0.382 | 4.01 | p<0.001 |

Age at presentation | 0.001 (<1%) | −0.005 | −0.03 to 0.02 | −0.033 | −0.32 | p=0.752 |