Table 2.
Macular GCIPL, pRNFL thicknesses, and ONH parameters.
| No β-PPA eyes (control) | Myopic β-PPA eyes (case) | Difference (control-case) | P value | |
|---|---|---|---|---|
| mGCIPL (μm) | ||||
| Average | 81.07 ± 4.31 | 78.93 ± 4.18 | 2.15 ± 2.44 | <0.001 |
| Minimum | 78.93 ± 4.72 | 73.85 ± 8.07 | 5.07 ± 8.95 | 0.007 |
| Superotemporal | 81.11 ± 5.18 | 78.33 ± 5.10 | 2.78 ± 3.94 | 0.001 |
| Superior | 82.07 ± 4.90 | 79.63 ± 5.23 | 2.44 ± 3.33 | 0.001 |
| Superonasal | 83.07 ± 5.36 | 80.93 ± 6.29 | 2.14 ± 5.34 | 0.047 |
| Inferonasal | 80.70 ± 4.56 | 79.30 ± 5.25 | 1.41 ± 4.82 | 0.141 |
| Inferior | 78.04 ± 4.89 | 75.89 ± 6.27 | 2.15 ± 5.34 | 0.038 |
| Inferotemporal | 82.33 ± 4.09 | 80.07 ± 5.01 | 2.26 ± 4.18 | 0.009 |
| pRNFL (μm) | ||||
| Average | 93.56 ± 8.51 | 91.44 ± 9.23 | 2.11 ± 4.42 | 0.020 |
| Superior | 117.70 ± 16.97 | 112.44 ± 20.83 | 5.26 ± 15.90 | 0.097 |
| Temporal | 74.33 ± 15.03 | 72.52 ± 13.55 | 1.81 ± 14.54 | 0.522 |
| Inferior | 118.93 ± 17.93 | 116.30 ± 15.16 | 2.62 ± 10.92 | 0.222 |
| Nasal | 64.07 ± 10.64 | 62.41 ± 9.78 | 1.67 ± 7.11 | 0.234 |
| Clock hours R/L | ||||
| 12/12 | 111.71 ± 27.19 | 105.63 ± 28.13 | 6.07 ± 20.92 | 0.130 |
| 1/11 | 109.85 ± 17.15 | 104.74 ± 21.54 | 5.11 ± 17.70 | 0.146 |
| 2/10 | 88.30 ± 17.20 | 84.63 ± 15.68 | 3.67 ± 17.73 | 0.293 |
| 3/9 | 55.00 ± 11.83 | 53.48 ± 11.14 | 1.52 ± 12.40 | 0.771 |
| 4/8 | 60.59 ± 8.71 | 60.37 ± 7.16 | 0.22 ± 7.56 | 0.880 |
| 5/7 | 92.33 ± 17.97 | 90.00 ± 16.11 | 2.33 ± 12.64 | 0.346 |
| 6/6 | 123.19 ± 26.93 | 115.81 ± 26.11 | 7.37 ± 16.39 | 0.007 |
| 7/5 | 146.00 ± 20.74 | 143.81 ± 17.91 | 2.19 ± 13.91 | 0.422 |
| 8/4 | 79.37 ± 10.66 | 79.15 ± 13.11 | 0.22 ± 10.86 | 0.916 |
| 9/3 | 55.37 ± 10.83 | 54.26 ± 10.48 | 1.11 ± 10.24 | 0.511 |
| 10/2 | 77.00 ± 10.88 | 78.44 ± 17.08 | −1.44 ± 17.19 | 0.666 |
| 11/1 | 131.00 ± 15.36 | 132.19 ± 15.34 | −1.19 ± 13.30 | 0.210 |
| ONH parameters | ||||
| Rim area (mm3) | 1.23 ± 0.17 | 1.20 ± 0.28 | 0.03 ± 0.21 | 0.416 |
| Disc area (mm3) | 1.74 ± 0.28 | 1.73 ± 0.31 | 0.01 ± 0.19 | 0.739 |
| Average CDR | 0.50 ± 0.13 | 0.50 ± 0.12 | 0.00 ± 0.08 | 0.829 |
| Vertical CDR | 0.46 ± 0.13 | 0.47 ± 0.12 | −0.01 ± 0.08 | 0.611 |
| Cup volume (mm3) | 0.15 ± 0.12 | 0.15 ± 0.12 | 0.00 ± 0.09 | 0.983 |
mGCIPL, macular ganglion cell-inner plexiform layer; pRNFL, peripapillary retinal nerve fiber layer; ONH, optic nerve head; R, right; L, left; CDR, cup-to-disc ratio; β-PPA, β-zone parapapillary atrophy.