Changes in peripapillary retinal nerve fiber layer thickness in patients with primary open-angle glaucoma after deep sclerectomy

Table 3 Pearson's correlation between change in mean retinal nerve fiber layer thickness and age, intraocular pressure, and global visual field indices in the surgery group

	r	P value1
Age	-0.164	0.276
IOP change (mmHg)	-0.235	0.023
IOP change (%)	-0.453	0.036
BCVA	-0.153	0.216
Preoperative VF MD (dB)	0.374	0.075
Preoperative VF PSD (dB)	-0.182	0.383
Change in VF MD	0.395	0.064
Change in VF PSD	0.186	0.625

¹Significant at P < 0.05. IOP: Intraocular pressure; BCVA: Best corrected visual acuity; VF: Visual field; MD: Mean deviation; PSD: Pattern standard deviation.