Table 2. Factors associated with pupillary constriction ratio in the acute phase.
| ON | NAION | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| Univariate analysis | Multivariate analysis 1 |
Multivariate analysis 2 |
Univariate analysis | ||||||
| ß ± SE | P value | ß ± SE | P value | ß ± SE | P value | ß ± SE | P value | ||
| VA (LogMAR) | 5.054 ± 1.712 | 0.006 | 13.763 ± 5.316 | 0.049 | -1.938 ± 5.047 | 0.717 | -0.18±2.85 | 0.952 | |
| VF MD (dB) | 0.701 ± 0.180 | 0.005 | 0.511 ± 0.638 | 0.460 | -0.11±0.29 | 0.712 | |||
| Mean RNFL thickness (μm) | -0.008 ± 0.048 | 0.868 | -0.02±0.03 | 0.444 | |||||
| Temporal RNFL thickness (μm) | 0.011 ± 0.021 | 0.622 | 0.01±0.02 | 0.760 | |||||
| PMB RNFL thickness (μm) | 0.069 ± 0.191 | 0.722 | 0.04±0.02 | 0.050 | |||||
| RG defect | -2.906 ± 1.007 | 0.007 | -10.186 ± 3.028 | 0.020 | -0.02±1.01 | 0.983 | |||
| BY defect | -3.467 ± 1.161 | 0.006 | 1.338 ± 2.470 | 0.611 | 0.07±1.01 | 0.944 | |||
BY defect, blue-yellow color vision defect tested by the HRR color vision test; NAION, nonarteritic ischemic optic neuropathy; ON, optic neuritis; PMB, papillomacular bundle; RG defect, red-green color vision defect tested by the HRR color vision test; RNFL, retinal nerve fiber layer; SE, standard errors; T75, Total time from the peak of constriction to the recovery of pupil size to 75% of maximal pupil diameter; VA, visual acuity; VF MD, visual field mean deviation.
Factors with statistical significance are shown in boldface.