Table 3 Correlations between OPP, OAF parameters and MD in NTG group
From: Ocular perfusion pressure and ophthalmic artery flow in patients with normal tension glaucoma
Mean flow velocity | Peak systolic velocity | End diastolic velocity | Resistive index | Mean deviation (MD) | |
|---|---|---|---|---|---|
Ocular Perfusion | |||||
Pressure, OPP | |||||
r value | 0.416 | 0.198 | 0.369 | 0.006 | -0.027 |
p value | 0.020 | 0.286 | 0.041 | 0.975 | 0.884 |
Mean flow | |||||
Velocity, MFV | |||||
r value | 0.769 | 0.485 | -0.044 | -0.002 | |
p value | <0.001 | 0.006 | 0.815 | 0.989 | |
Peak systolic | |||||
velocity, PSV | |||||
r value | -0.186 | 0.524 | -0.167 | ||
p value | 0.317 | 0.062 | 0.368 | ||
End diastolic | |||||
Velocity, EDV | |||||
r value | -0.784 | 0.225 | |||
p value | <0.001 | 0.223 | |||
Resistive index, RI | |||||
r value | -0.171 | ||||
p value | 0.357 |