Evaluation of Macular Retinal Ganglion Cell-Inner Plexiform Layer Thickness after Vitrectomy with Internal Limiting Membrane Peeling for Idiopathic Macular Holes

Table 6

Quality measurement analysis between the preoperative and postoperative macular GCIPL thickness values performed by automated segmentation.

𝑁=25	Postoperative (1 m)				Postoperative (6 m)
	GCIPL (< or =)*		GCIPL (>)^†		GCIPL (< or =)*		GCIPL (>)^†
Average GCIPL thickness	12	48%	13	52%	11	44%	14	56%
Minimum GCIPL thickness	9	36%	16	64%	9	36%	16	64%
GCIPL superior	11	44%	14	56%	12	48%	13	52%
GCIPL inferior	10	40%	15	60%	10	40%	15	60%
GCIPL superonasal	14	56%	11	44%	12	48%	13	52%
GCIPL superotemporal	15	60%	10	40%	18	72%	7	28%
GCIPL inferonasal	11	44%	14	56%	12	48%	13	52%
GCIPL inferotemporal	15	60%	10	40%	16	64%	9	36%
Average	12.13	49%	12.88	52%	12.5	50%	12.5	50%

∗GCIPL (< or =): number of cases where the ganglion cell-inner plexiform layer thickness is lower than or equal to before surgery.
^†GCIPL (>): number of cases where the ganglion cell-inner plexiform layer thickness is higher than before surgery.