. Author manuscript; available in PMC: 2019 Feb 1.

Published in final edited form as: Am J Ophthalmol. 2017 Dec 19;186:89–95. doi: 10.1016/j.ajo.2017.10.025

Table 1.

Baseline Demographic and Ocular Characteristics of Healthy and Glaucoma Subjects in the Longitudinal Analysis of Peripapillary Choroidal Thinning

By Subject	Healthy N=68	Glaucoma N=115	P Value
Mean age at baseline (years)	56±14	68±11	<0.001
Gender, Female (%)	51 (75%)	66 (57%)	0.038
Race: European Descent	34 (50%)	53 (54%)	0.572
African Descent	34 (50%)	62(46%)	0.572
By Eye	N=132	N=165
Mean IOP during follow-up (mmHg)	15.0±4	14.1±4	0.041
Disc area (mm²)	1.99±0.50	2.09±0.47	0.094
Mean Axial Length (mm)	23.7±0.9	24.0±1.0	0.020
Mean Baseline MD (dB)	−0.23±1.2	−5.3±7.2	<0.001
Median No. of OCT visits, (IQR)	5 (4–7)	7 (5–8)	<0.001
Median Follow up (years) (IQR)	1.6 (1.2–2.5)	3.0 (2.6–3.4)	<0.001