Increase of the PPA area from 1 week (mm^{2}) | Total dose of corticosteroid (mg) | Eyes with chronic recurrences (n=10) | Eyes without chronic recurrences (n=24) | OR (95% CI) and p value | |
---|---|---|---|---|---|

Luminal area at 1 week (mm^{2}) | B=0.091 (per 0.1 mm^{2})=4.67 p=0.0306 | B=417.261 (per 0.1 mm^{2})=2.24 p=0.1342 | 0.5159±0.1451 | 0.4181±0.1110 | OR=1.89 (0.80 to 4.45) p=0.1446 |

Stromal area at 1 week (mm^{2}) | B=−0.008 (per 0.01 mm^{2})=0.14 p=0.7111 | B=−57.512 (per 0.01 mm^{2})=0.24 p=0.6226 | 0.1762±0.0352 | 0.1812±0.0334 | OR=0.96 (0.73 to 1.26) p=0.7450 |

Total choroidal area at 1 week (mm^{2}) | B=0.059 (per 0.1 mm^{2})=2.18 p=0.1396 | B=259.680 (per 0.1 mm^{2})=1.19 p=0.2746 | 0.6921±0.1761 | 0.5993±0.1393 | OR=1.51 (0.74 to 3.09) p=0.2611 |

L/S ratio at 1 week | B=0.042 (per 0.1) =38.46 p<0.0001 | B=212.435 (per 0.1) =8.41 p=0.0037 | 2.908±0.463 | 2.297±0.268 | OR=1.37 (1.15 to 1.65) p=0.0006 |

Choroidal thickness at 1 week (μm) | B=0.090 (per 100 μm) =2.22 p=0.1360 | B=398.790 (per 100 μm) =1.21 p=0.2722 | 462.7±117.7 | 400.0±91.8 | OR=1.89 (0.63 to 5.65) p=0.2577 |

The data are displayed as mean±SD. Total dose of corticosteroid, total dose of intravenously or orally administered corticosteroid during 52 weeks (prednisolone equivalent). B, regression coefficients; L/S ratio, ratio of luminal area to stromal area; PPA, peripapillary atrophy; , Wald χ

^{2}statistics.