Table 1.
Patient demographics.
Table 2.
Demographics of systemic factors in patients.
Fig 1.
Comparison of the visual outcomes between preoperative period and at 2 and 4 years after primary vitreous surgery.
Fig 2.
Transition and change in the amount of postoperative visual acuity.
Mean BCVA (logMAR) ± standard error of the means (± SEM) during the preoperative period and 3 months, 6 months, 1 year, 2 years, 3 years, and 4 years after the primary vitrectomy. *P < 0.001 compared with preoperative mean BCVA (logMAR) based on the ANOVA test with Bonferroni correction.
Table 3.
Distribution of visual acuity improvement, invariance, and deterioration at 2 and 4 years after surgery.
Table 4.
Analysis of the factors correlated with the visual acuity of ≥20/40 at 2 years after surgery.
Table 5.
Analysis of the factors correlated with the visual acuity of ≥20/30 at 2 years after surgery.
Table 6.
Analysis of the factors correlated with the visual acuity of ≥20/40 at 4 years after surgery.
Table 7.
Analysis of the factors correlated with the visual acuity of ≥20/30 at 4 years after surgery.