Table 2. The HRT II parameters in the non-glaucomatous and glaucomatous eyes.

	N	G	P *	Glaucoma
	(n = 134)	(n = 91)		EG	P †	AG	P ‡	P **
				(n = 66)		(n = 25)
Disc area (mm2)	3.44±0.50	3.40±0.52	0.610	3.44±0.56	0.970	3.30±0.37	0.200	0.254
Rim area (mm2)	1.96±0.43	1.57±0.43	<0.001	1.68±0.38	<0.001	1.28±0.40	<0.001	<0.001
Rim volume (mm3)	0.45±0.19	0.32±0.17	<0.001	0.35±0.16	<0.001	0.25±0.15	<0.001	0.007
Cup area (mm2)	1.47±0.47	1.83±0.60	<0.001	1.76±0.63	<0.001	2.02±0.46	<0.001	0.063
Cup volume (mm3)	0.37±0.24	0.50±0.26	<0.001	0.49±0.27	0.002	0.53±0.23	0.002	0.512
C/D area	0.42±0.11	0.53±0.13	<0.001	0.51±0.12	<0.001	0.61±0.12	<0.001	<0.001
C/D linear	0.65±0.088	0.73±0.089	<0.001	0.71±0.085	<0.001	0.78±0.079	<0.001	<0.001
Mean CD (mm)	0.29±0.081	0.33±0.086	0.005	0.32±0.084	0.015	0.33±0.091	0.043	0.756
Maximum CD (mm)	0.70±0.16	0.75±0.16	0.025	0.76±0.16	0.017	0.72±0.17	0.450	0.416
CSM	−0.11±0.059	−0.085±0.062	0.001	−0.098±0.059	0.110	−0.052±0.059	<0.001	0.001
RNFLT (mm)	0.23±0.077	0.19±0.073	<0.001	0.20±0.073	0.006	0.17±0.072	<0.001	0.097
RNFL CS (mm2)	1.48±0.51	1.23±0.50	<0.001	1.29±0.51	0.011	1.08±0.46	<0.001	0.075
HVC (mm)	0.38±0.11	0.38±0.13	0.830	0.39±0.12	0.500	0.36±0.15	0.490	0.345
RH (mm)	0.38±0.10	0.36±0.10	0.300	0.36±0.10	0.170	0.38±0.11	0.910	0.329

The data are expressed as the means ± SD.

N: non-glaucomatous group

G: glaucomatous group

EG: early stage glaucoma group (MD<-5dB)

AG: advanced stage glaucoma group (MD ≥-5dB)

C/D area: cup-to-disc area ratio

C/D linear: linear cup/disc ratio

CD: cup depth

CSM: cup shape measure

RNFLT: mean RNFL thickness

RNFL CS: RNFL cross-sectional area

HVC: height variation contour

RH: reference height

* Difference between the normal patients and all glaucoma cases

† Difference between the normal and early glaucoma groups

‡ Difference between the normal and progressive/advanced glaucoma groups

** Difference between the early glaucoma and progressive/advanced glaucoma groups