Table 1. Baseline characteristics and changes in mean IOP and total macular thickness following glaucoma surgery.

Variables	Value (n=12)	P
Age (x±s), a	72.9±8.8	N/A
Sex, n (%)		N/A
M	5 (50)
F	5 (50)
Race, n (%)		N/A
Caucasian	7 (70)
African American	3 (30)
Diagnosis, n (%)		N/A
Primary open angle glaucoma	9 (90)
Chronic angle-closure glaucoma	1 (10)
Surgery type, n (%)		N/A
Trabeculectomy	7 (70)
Combined cataract and trabeculectomy surgery	2 (20)
Tube Shunt	1 (10)
aChange in IOP, mean (95% CI), mm Hg	-9.7 (-13.6, -5.8)	<0.001
aChange in total macular thickness, mean (95% CI), µm	10.2 (-0.54, 20.9)	0.096

IOP: Intraocular pressure; N/A: Not applicable, CI: Confidence interval. ^aPostoperative minus preoperative.