Table 2.

Baseline global and sectoral HRT rim area measurements (adjusted for disc area) by group and race^*

	Healthy			Progressing glaucoma			Total			Stable glaucoma
Rim Area (mm2) by Sector	African Descent n=169	European Descent n=127	Difference P value	African Descent n=25	European Descent n=48	Difference P value	Healthy n=296	Progressing glaucoma n=73	Difference P value	n=63
Global	1.44±0.016	1.44±0.019	0.987	1.05±0.07	1.08±0.05	0.684	1.44±0.01	1.06±0.03	<.001	1.26±0.00
Superior	0.20±0.003	0.20±0.003	0.588	0.15±0.01	0.15±0.01	0.842	0.20±0.00	0.15±0.00	<.001	0.17±0.00
Inferior	0.20±0.002	0.20±0.003	0.976	0.14±0.01	0.14±0.01	0.764	0.20±0.00	0.14±0.00	<.001	0.17±0.00
Nasal	0.41±0.005	0.41±0.006	0.582	0.32±0.02	0.34±0.02	0.666	0.41±0.00	0.32±0.01	<.001	0.38±0.01
Temporal	0.22±0.005	0.23±0.006	0.391	0.15±0.01	0.17±0.01	0.231	0.23±0.00	0.16±0.01	<.001	0.21±0.01

^*Data are presented as mean±SD unless otherwise indicated

Abbreviation: HRT, Heidelberg Retinal Tomograph