Agreement between Gonioscopic Examination and Swept Source Fourier Domain Anterior Segment Optical Coherence Tomography Imaging

Table 1

Demographics and baseline ocular characteristics.

Variable	Statistics; ()
Age, years (SD)	50.9 (18.4)
Sex, n male (%)	27 (31%)
Race, n (%)
White	34 (40%)
Black	19 (22%)
Hispanic	20 (23%)
Asian	13 (15%)
Study eye, n right (%)	46 (53%)
Iris color, n (%)
Brown	68 (79%)
Blue	16 (19%)
Green/hazel	2 (2%)
Type of glaucoma, n (%)
Normal	40 (47%)
Primary open angle glaucoma	11 (13%)
Primary open angle glaucoma suspect	9 (10%)
Acute primary angle closure glaucoma	2 (2%)
Primary angle closure glaucoma	8 (9%)
Primary angle closure	7 (8%)
Primary angle closure suspect	9 (10%)
Average IOP, mm Hg (SD)	14.8 (3.2)
Number of IOP-lowering medications, n (%)
0	69 (80%)
1	10 (12%)
2	4 (5%)
3	3 (3%)
Previous ocular surgery, n (%)
Argon laser trabeculoplasty	1 (1%)
Cataract extraction	3 (3%)
Laser peripheral iridotomy	6 (7%)
Laser-assisted keratomileusis	4 (5%)
Conjunctival abnormality, n (%)	7 (8%)
Corneal abnormality, n (%)
Punctate epithelial erosions	5 (6%)
Punctate epithelial keratopathy	3 (3%)
Superficial punctate keratitis	31 (36%)
Others	7 (8%)
Lens abnormality, n (%)
Cataract	53 (62%)
Posterior chamber intraocular lens	3 (3%)
Spaeth grading by the 1st gonioscopic examiner, n (%)
A: anterior to Schwalbe’s line	12 (14%)
B: between Schwalbe’s line and scleral spur	12 (14%)
C: scleral spur visible	19 (22%)
D: ciliary body	26 (30%)
E: beyond 0.1 mm of ciliary body	17 (20%)
Presence of (%)	11 (13%)

SD: standard deviation; IOP: intraocular pressure; PAS: peripheral anterior synechiae.
2 data points.