Evaluation of Functional Outcomes and OCT-Biomarkers after Intravitreal Dexamethasone Implant for Postoperative Cystoid Macular Edema in Vitrectomized Eyes

Table 2

CDVA (log MAR) and CRT (μm) as mean ± standard deviation (range) at baseline and after 12 months with regard to naïve status and indication for surgery.

Parameter	All eyes		ERM		RRD
	Naïve (n = 18)	Pretreated (n = 43)	Naïve (n = 15)	Pretreated (n = 31)	Naïve (n = 3)	Pretreated (n = 12)
CDVA at baseline	0.82 ± 0.32 (0.2–1.3)	0.55 ± 0.27 (0.1–1.1)	0.87 ± 0.30 (0.4–1.3)	0.55 ± 0.28 (0.1–1.2)	0.57 ± 0.4 (0.2–1.0)	0.54 ± 0.25 (0.2–1.0)
CDVA at 12M	0.59 ± 0.33 (0.1–1.2)	0.43 ± 0.28 (0–1.2)	0.57 ± 0.33 (0.1–1.1)	0.41 ± 0.25 (0.1–1.0)	0.70 ± 0.36 (0.3–1.0)	0.49 ± 0.35 (0–1.2)
value	0.008	0.003	<0.0001^†	0.004	0.655	0.410^†
CRT at baseline	472.4 ± 129.4 (285–677)	507.2 ± 114.9 (346–645)	485.9 ± 133.3 (285–677)	525.1 ± 121.0 (350–645)	405.0 ± 98.8 (302–499)	460.9 ± 85.2 (346–639)
CRT at 12M	380.2 ± 109.9 (225–660)	365.5 ± 102.5 (243–733)	377.6 ± 104.3 (225–660)	365.7 ± 111.7 (243–733)	393.3 ± 161.9 (245–566)	365.1 ± 78.1 (250–510)
value	0.031	<0.0001	0.017^†	<0.0001	1.0	0.08^†

CDVA: corrected distance visual acuity; CRT: central retinal thickness; ERM: epiretinal membrane; RRD: rhegmatogenous retinal detachment. Wilcoxon test; ^†paired t-test.