Evaluation of Vitrectomy with Planned Foveal Detachment as Surgical Treatment for Refractory Diabetic Macular Edema with or without Vitreomacular Interface Abnormality

Table 2

Characteristics of group a (normal vitreomacular interface) and group b (vitreoretinal abnormalities present).

Variable studied	Group a	Group b	Significance (2-tailed)
Number of eyes in each group	22	6
Age	52.82 ± 7.6	54.5 ± 6.3
Previous vitrectomy attempted	4 (18.2%)	3 (50.0%)	0.288
Follow-up in months	10.68 ± 1.2	10.5 ± 0.5
OCT characteristics of the 2 groups
Preoperative mean ± SD CMT (μm)	497.6 ± 93.1	490.3 ± 77.3
CMT at 4 weeks	333.7 ± 69.7	342.33 ± 61.1
Final CMT	270.5 ± 33.9	287.1 ± 16.6
CMT improvement	227.01 ± 80.01	203.17 ± 70.4	0.645
Intact ELM at final visit	14 (63.6%)	2 (33.3%)	0.354
BCVA in decimal form
Preoperative	0.2 ± 0.11	0.217 ± 0.11
Final	0.44 ± 0.2	0.5 ± 0.22
Lines of improvement	3.82 ± 29	3.67 ± 1.21	0.883
Recurrence of macular edema	6 (27.3%)	0	0.289
Complications
Macular hole	1 (4.5%)	1 (4.5%)	0.529
Iatrogenic break	1 (16.7%)	0 (0.0%)	0.435

Mann–Whitney.