Table 5.
Relationship between mean blur rate and Heidelberg retina tomograph II parameters
| Disc MA | Disc MV | Disc MT | ||||
|---|---|---|---|---|---|---|
| r | P | r | P | r | P | |
| Disc area | 0.0431 | 0.7971 | 0.3086 | 0.0594 | −0.0922 | 0.5821 |
| Cup area | 0.3637 | 0.0248 | 0.0477 | 0.7760 | −0.5616 | 0.0002 |
| Rim area | 0.5588 | 0.0003 | 0.3300 | 0.0431 | 0.6534 | <0.0001 |
| Cup/Disc area ratio | −0.5437 | 0.0004 | −0.1979 | 0.2337 | −0.7116 | <0.0001 |
| Rim/Disc area ratio | 0.5437 | 0.0004 | 0.1979 | 0.2337 | 0.7116 | <0.0001 |
| Cup volume | −0.3636 | 0.0248 | −0.0760 | 0.6504 | −0.4831 | 0.0021 |
| Rim volume | 0.3430 | 0.0350 | 0.1134 | 0.4978 | 0.4969 | 0.0015 |
| Mean cup depth | −0.1848 | 0.2667 | −0.1542 | 0.3555 | −0.1805 | 0.2782 |
| Maximum cup depth | −0.1737 | 0.2970 | −0.3334 | 0.0408 | 0.0381 | 0.8204 |
| Height variation contour | −0.4261 | 0.0076 | −0.3365 | 0.0388 | −0.3875 | 0.0162 |
| Cup shape measure | −0.3017 | 0.0657 | −0.0224 | 0.8939 | −0.4747 | 0.0026 |
| Mean RNFL thickness | 0.4096 | 0.0106 | 0.1852 | 0.2657 | 0.4606 | 0.0036 |
| RNFL cross-sectional area | 0.4418 | 0.0055 | 0.2518 | 0.1272 | 0.4523 | 0.0044 |
| Horizontal cup/disc ratio | −0.2344 | 0.1567 | −0.0984 | 0.5567 | −0.2386 | 0.1491 |
| Vertical cup/disc ratio | −0.6208 | <0.0001 | −0.3226 | 0.0482 | −0.6438 | <0.0001 |
Notes: Data are described in each column; r = correlation coefficient between mean deviation slope and each clinical parameter; P = statistical significanc; bold signifies statistically significant values.
Abbreviations: RNFL, retinal nerve fiber layer; disc MA, mean blur rate in all area of the optic disc; disc MA, mean blur rate in all area of the optic disc; disc MT, mean blur rate in tissue area of the optic disc.