Table 2.
Pearson correlation coefficients (r) between levels of ET-1 and the hemodynamic parameters that were influenced by group
| Group | OA-PSV | OA-RI | CRA-PSV | CRA-EDV |
|---|---|---|---|---|
| Control (n=24) | ||||
| r | −0.030 | 0.350 | −0.089 | −0.049 |
| P-value | 0.888 | 0.093 | 0.680 | 0.822 |
| XFG (n=22) | ||||
| r | −0.262 | 0.430 | −0.067 | −0.513 |
| P-value | 0.239 | 0.046 | 0.768 | 0.015 |
| XFS (n=23) | ||||
| r | −0.502 | 0.635 | −0.505 | −0.511 |
| P-value | 0.015 | 0.001 | 0.014 | 0.013 |
Note: Bold values indicate statistically significant (p<0.05) results.
Abbreviations: CRA-EDV, central retina artery-end diastolic velocity; CRA-PSV, central retina artery-peak systolic velocity; ET-1, endothelin-1; OA-PSV, ophthalmic artery-peak systolic velocity; OA-RI, ophthalmic artery-resistivity index; XFG, exfoliation glaucoma; XFS, exfoliation syndrome.