Table 3.
Baseline retrobulbar blood flow findings associated with structural and functional glaucoma progression after four years. With permission from the publisher and authors (Moore et al., 2017).
Structural Progression | Functional Progression | |||||||||
---|---|---|---|---|---|---|---|---|---|---|
Progressed | Not Progressed | P-value | Progressed | Not Progressed | P-value | |||||
N | Mean (SE) | N | Mean (SE) | N | Mean (SE) | N | Mean (SE) | |||
OA PSV | 75 | 24.25 (0.80) | 37 | 29.11 (2.18) | 0.024* | 35 | 23.42 (1.34) | 77 | 26.96 (1.18) | 0.031* |
OA EDV | 75 | 5.81 (0.20) | 37 | 7.19 (0.51) | 0.012* | 35 | 5.41 (0.27) | 77 | 6.65 (0.29) | 0.005* |
OA RI | 75 | 0.755 (0.007) | 37 | 0.744 (0.011) | 0.528 | 35 | 0.756 (0.010) | 77 | 0.749 (0.01) | 0.520 |
CRA PSV | 75 | 8.41 (0.23) | 37 | 8.85 (0.32) | 0.275 | 35 | 8.49 (0.40) | 77 | 8.59 (0.20) | 0.824 |
CRA EDV | 75 | 2.46 (0.07) | 37 | 2.54 (0.15) | 0.862 | 35 | 2.53 (0.14) | 77 | 2.46 (0.08) | 0.937 |
CRA RI | 75 | 0.703 (0.007) | 37 | 0.712 (0.012) | 0.464 | 35 | 0.696 (0.014) | 77 | 0.710 (0.01) | 0.341 |
NPCA PSV | 74 | 7.63 (0.22) | 37 | 7.90 (0.29) | 0.479 | 35 | 7.43 (0.29) | 76 | 7.85 (0.22) | 0.280 |
NPCA EDV | 74 | 2.51 (0.09) | 37 | 2.61 (0.11) | 0.385 | 35 | 2.53 (0.12) | 76 | 2.55 (0.09) | 0.849 |
NPCA RI | 74 | 0.666 (0.008) | 37 | 0.668 (0.008) | 0.887 | 35 | 0.658 (0.012) | 76 | 0.671 (0.01) | 0.291 |
TPCA PSV | 75 | 7.81 (0.20) | 37 | 8.40 (0.30) | 0.095 | 35 | 8.14 (0.34) | 77 | 7.94 (0.19) | 0.588 |
TPCA EDV | 75 | 2.51 (0.08) | 37 | 2.72 (0.13) | 0.148 | 35 | 2.58 (0.14) | 77 | 2.58 (0.08) | 0.873 |
TPCA RI | 75 | 0.677 (0.007) | 37 | 0.675 (0.012) | 0.998 | 35 | 0.682 (0.010) | 77 | 0.673 (0.01) | 0.549 |
Denotes a statistically significant difference from baseline to four-year follow-up between patients who progressed functionally or structurally and those who did not progress (p < 0.05).
Note: Baseline NPCA measurements were unable to be obtained in one patient due to poor image quality. Table 3 legend: Ophthalmic Artery (OA), Central Retinal Artery (CRA), Nasal Posterior Ciliary Artery (NPCA), Temporal Posterior Ciliary Artery (TPCA), Peak Systolic Velocity (PSV), End Diastolic Velocity (EDV), Resistive Index (RI), Standard Error (SE).