Table 3.

Showing mean values±SD of inverse radius, deformation amplitude ratio (DA ratio), stiffness parameter applanation 1 (SP-A1) and SP at highest concavity (SP-HC) in ocular hypertension (OHT), high-tensions glaucoma (HTG), normal-tension glaucoma (NTG) and controls

	Normal	OHT	HTG	NTG	Overall p value
Inverse radius	8.32±1.02	8.09±2.17	8.54±1.05	9.39±1.01	0.034
Post hoc p value NTG versus other groups	0.016	0.001	0.087
Post hoc p value HTG versus other groups	0.669	0.049		0.258
DA ratio	1.57±0.05	1.57±0.05	1.61±0.05	1.63±0.04	0.015
Post hoc p value NTG versus other groups	0.057	0.028	1.0000
Post hoc p value HTG versus other groups	0.242	0.050		0.132
SP-A1	108.5±16.1	117.6±25.4	104.0±18.8	88.1±15.2	<0.001
Post hoc p value NTG versus other	<0.0001	<0.0001	0.005
Post hoc p value HTG versus other	0.234	0.076		0.003
SP-HC	5.73±2.80	8.49±3.43	5.63±3.05	3.17±1.98	0.004
Post hoc p value NTG versus other	0.005	<0.0001	0.010
Post hoc p value HTG versus other	0.150	0.071		0.017

P values of general linear model. Post hoc p values are between NTG or HTG and the other groups.