Table 1.

Demographics and ocular characteristics for patients with ocular hypertension (OHT), primary open-angle glaucoma high-tension glaucoma (HTG), normal-tension glaucoma (NTG) and healthy eye controls, mean±SD

	Normal	OHT	HTG	NTG	P value
No of eyes	37	45	41	33	NA
Eye (right/left)	22/15	25/15	20/16	12/18	0.619
Sex (male/female)	10/27	18/22	20/16	15/15	0.003
CCT (µm)	553±33	547±53	522±31	504±34	<0.001
Age (years)	71.8±10.3	60±12.0	70.9±10.3	75.1±9.5	<0.001
bIOP (mm Hg)	13.4±2.8	17.0±4.1	14.8±3.1	12.9±2.3	<0.001
GAT-IOP (mm Hg)	16.4±2.4	22.1±4.8	17.2±4.9	13.7±1.8	<0.001
GATAdj (mm Hg)	15.3±2.7	20.8±5.5	18.6±4.3	16.3±2.7	<0.001

CCT, central corneal thickness; GATAdj, Goldmann applanation tonometry intraocular pressure adjusted for pachymetry; GAT-IOP, Intraocular pressure measured by Goldmann applanation tonometry; NA, not applicable; bIOP, biomechanically-corrected intraocular pressure estimate provided by the Corvis ST.