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

Table 7

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

𝑁=25	Postoperative (1 m)				Postoperative (6 m)
	GCIPL (< or =)*		GCIPL (>)^†		GCIPL (< or =)*		GCIPL (>)^†
Average GCIPL thickness	13	52%	12	48%	14	56%	11	44%
Minimum GCIPL thickness	13	52%	12	48%	13	52%	12	48%
GCIPL superior	13	52%	12	48%	15	60%	10	40%
GCIPL inferior	14	56%	11	44%	16	64%	9	36%
GCIPL superonasal	15	60%	10	40%	14	56%	11	44%
GCIPL superotemporal	15	60%	10	40%	17	68%	8	32%
GCIPL inferonasal	12	48%	13	52%	12	48%	13	52%
GCIPL inferotemporal	13	52%	12	48%	16	64%	9	36%
Average	13.50	54%	11.50	46%	14.63	59%	10.38	42%

∗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.