**Change in FTH on OCT**
| | Light (n = 14) | | Light (n = 14) | | Light (n = 14) |

Decreased | 5 (36) | 4 (29) | 7 (50) | 6 (43) | 7 (50) | 6 (43) |

Unchanged | 7 (50) | 8 (57) | 5 (43) | 3 (21) | 4 (29) | 3 (21) |

Increased | 2 (14) | 2 (14) | 2 (14) | 5 (36) | 3 (21) | 5 (36) |

p Value† | 1 | 0.50 | 0.79 |

**Mean (SD) change in FTH****(μm)** (post-treatment value minus pretreatment value) | −48.21 (88) | −15.86 (46) | −63.78 (105) | −14.86 (85) | −47.86 (121) | 6.36 (135) |

p Value‡ | 0.232 | 0.189 | 0.274 |

**Change in CSMO on biomicroscopy**
| |

Reduced/eliminated | 8 (57) | 4 (26) | 7 (50) | 5 (33) | 10 (71) | 5 (33) |

Increased | 0 (0) | 1 (7) | 0 (0) | 2 (13) | 2 (14) | 2 (13) |

p Value† | 0.19 | 0.54 | 0.09 |

**Reduction/resolution of leakage on FA**
| 8 (57) | 9 (56) | 11 (79) | 10 (63) | 10 (71) | 9 (56) |

p Value† | 0.96# | 0.68 | 0.70 |

**Change in visual acuity**
| | | |

⩾5 letters increase | 4 (29) | 3 (20) | 2 (14) | 7 (47) | 5 (36) | 5 (33) |

No change | 8 (57) | 12 (80) | 12 (86) | 6 (40) | 7 (50) | 8 (53) |

⩾5 letters decrease | 2 (14) | 0 (0) | 0 (0) | 2 (12) | 2 (14) | 2 (13) |

p Value† | 0.29 | 0.03 | 1 |

**Mean (SD) change in No of letters** (post-treatment value minus pre-treatment value) | 2.00 (5.22) | 0.80 (3.36) | 1.93 (4.56) | 2.27 (5.75) | 3.07 (6.50) | 0.80 (6.82) |

p Value‡ | 0.46 | 0.86 | 0.37 |

**Mean (SD) change in mean deviation of central 10**° **sensitivity** (post-treatment value minus pretreatment value) | −0.81 (1.61) | −0.66 (1.39) | | | −0.04 (1.39) | −0.03 (1.84) |

p Value‡ | 0.82 | | 0.99 |

**Mean No (SD) of scotomata**
| 7.92 (6.76) | 7.28 (6.63) | | | 5.00 (4.96) | 4.78 (5.87) |

p Value§ | 0.63 | | 0.40 |

**Change (SD) in contrast sensitivity** (No of letters) | −0.36 (2.50) | −0.07 (1.62) | −0.71 (2.84) | −0.40 (2.67) | −1.21 (3.51) | −0.27 (2.76) |

p Value§ | 0.75 | 0.85 | 0.56 |

No of eyes retreated | 0 | 0 | 1 (7) | 3 (20) | 4 (29) | 3 (20) |

p Value† | | 0.60 | 0.68 |