Table 3.
Correlations between neuroretinal rim area and intraocular pressure, intracranial pressure, and translaminar pressure gradient in glaucoma patients and healthy subjects.
|
NTG group (N = 9) |
HTG group (N = 9) |
Control group (N = 9) |
||||
|---|---|---|---|---|---|---|
| r | P level | r | P level | r | P level | |
| NRA correlated with | ||||||
| IOP | −0.25 | 0.51 | −0.20 | 0.60 | −0.03 | 0.95 |
| ICP | 0.80 | 0.01* | −0.34 | 0.37 | 0.06 | 0.88 |
| TPG | −0.83 | 0.01* | 0.21 | 0.59 | −0.22 | 0.57 |
*Spearman's correlation. Significance level P < 0.05. r: correlation coefficient; NTG: normal tension glaucoma; HTG: high tension glaucoma; N: number; IOP: intraocular pressure; ICP: intracranial pressure; TPG: translaminar pressure gradient; NRA: neuroretinal rim area.