Prognostic Factors for Low Visual Acuity after Cataract Surgery with Vitreous Loss

Table 1

Univariate analysis of potential parameters associated with low visual outcome.

Parameter	Odds ratio (95% CI)	value	Odds ratio (95% CI)
Age > 70 years	1.475 (0.6–3.3)	0.35	1.475 (0.6–3.3)
Female sex	1.05 (0.5–2.3)	0.9	1.05 (0.5–2.3)
Axial length (mm)
Normal (22.01–24.99)	Referent		Referent
<normal	0.4 (0.1–2.5)	0.55	0.4 (0.1–2.5)
>normal	0.64 (0.7–5)	0.6	0.64 (0.7–5)
Preoperative BCVA < 20/40	1.886 (0.5–6.7)	0.3	1.886 (0.5–6.7)
Preoperative ocular comorbidity	4.03 (0.5–6.7)	0.001	4.03 (0.5–6.7)
Glaucoma	1.8 (0.5–5.9)	0.4	1.8 (0.5–5.9)
Age-related macular degeneration	2.8 (0.9–9.1)	0.6	2.8 (0.9–9.1)
Proliferative diabetic retinopathy	2.2 (0.9–9.1)	0.8	2.2 (0.9–9.1)
Surgeon rank (consultant as opposed to trainee)	0.8 (0.2–3.1)	0.8	0.8 (0.2–3.1)
Secondary IOL implantation	10.36 (1.8–60)	0.009	10.36 (1.8–60)
Location of implanted IOL (AC IOL as opposed to PC IOL)	2.854 (0.8–10)	0.11	2.854 (0.8–10)
Corneal sutures	0.3 (0.1–0.8)	0.02	0.3 (0.1–0.8)
Secondary pars plana vitrectomy	0.27 (0.1–0.7)	0.007	0.27 (0.1–0.7)
Cystoid macular edema	2.96 (1.1–8.1)	0.034	2.96 (1.1–8.1)
Other surgical complications	3.78 (1.7–8.4)	0.001	3.78 (1.7–8.4)

BCVA, best corrected visual acuity; IOL, intraocular lens; PC, posterior chamber; AC, anterior chamber.