Variables | All (n=273) |

Age, years, mean±SD | 7.77±0.69 |

Gender, male no (%) | 150 (54.95) |

Grade 2, no (%) | 141 (51.65) |

LogMAR VA, mean±SD | 0.13±0.25 |

Spherical equivalent refraction in 2019, D, mean±SD | –0.2±0.98 |

Axial length in 2019, mm, mean±SD | 23.26±0.87 |

Spherical equivalent refraction in 2020, D, mean±SD | –0.78±1.23 |

Axial length in 2020, mm, mean±SD | 23.71±0.96 |

Average choroidal thickness, µm, mean±SD | 242.67±45.57 |

Central choroidal thickness, µm, mean±SD | 267.2±59.13 |

Inner temporal choroidal thickness, µm, mean±SD | 280.53±58.06 |

Inner superior choroidal thickness, µm, mean±SD | 261.02±55.9 |

Inner nasal choroidal thickness, µm, mean±SD | 228.91±54.21 |

Inner inferior choroidal thickness, µm, mean±SD | 270.49±58.39 |

Outer temporal choroidal thickness, µm, mean±SD | 277.28±50.45 |

Outer superior choroidal thickness, µm, mean±SD | 248.04±49.73 |

Outer nasal choroidal thickness, µm, mean±SD | 171.76±46.29 |

Outer inferior choroidal thickness, µm, mean±SD | 249.95±50.48 |

DA, µg/L, mean±SD | 287.62±140 |

NE, µg/L, mean±SD | 20.03±15.44 |

E, µg/L, mean±SD | 2.76±4.31 |

DA, dopamine; E, epinephrine; NE, norepinephrine; VA, visual acuity.