Table 1.

Demographics and clinical characteristics at baseline of the subjects included in the study.

Characteristic	n = 1,150 eyes of 839 patients
Age (years), Mean ± SD	66.0 ± 9.9
Sex, female (%)	452 (53.9)
Race, (%) Black or African American	270 (32.2)
Mean initial IOP (mmHg)	14.5 ± 3.2
SD OCT
Number of tests, n	5,750
Follow-up time, for the first 5 SD OCT tests (years), Mean ± SD Median (IQR)	3.7 ± 1.5 3.6 (2.3; 4.6)
Baseline mean RNFL thickness (μm), Mean ± SD Median (IQR)	73.9 ± 16.7 73.0 (61.0; 85.0)
Baseline mean SD OCT quality, Mean ± SD Median (IQR)	25.1 ± 4.5 25.0 (22.0; 28.0)
SAP
Number of tests, n	10,259
Total follow-up time (years), Mean ± SD Median (IQR)	6.1 ± 1.9 5.9 (4.8; 7.5)
Number of tests per eye, n (%) Mean ± SD Median (IQR)	8.9 ± 4.4 7.0 (6.0; 11.0)
Baseline SAP MD (dB), Mean ± SD Median (IQR)	−5.44 ± 5.56 −3.61 (−7.37; −1.84)
Baseline SAP PSD (dB), Mean ± SD Median (IQR)	5.50 ± 3.81 3.81 (2.39; 8.16)

IOP = intraocular pressure; IQR = interquartile range; MD = mean deviation; RNFL = retinal nerve fiber layer; SAP = standard automated perimetry; SD = standard deviation; SD OCT = spectral-domain optical coherence tomography.