Table 4.
Thickness of selected macular layers is reduced in glaucoma patients compared to healthy controls.
| Macular Segment Thickness | Glaucoma | Healthy | p-Value 1 |
|---|---|---|---|
| Mean ± SD | Mean ± SD | ||
| Ganglion cell layer (GCL) | |||
| Central (C0) | 20.8 ± 8.6 | 19.4 ± 7.9 | 0.62 |
| Inner superior (S1) | 44.1 ± 11.3 | 52.2 ± 6.2 | 0.0002 |
| Outer superior (S2) | 29.6 ± 5.8 | 33.9 ± 3.5 | 0.0002 |
| Inner nasal (N1) | 45.1 ± 12.9 | 52.9 ± 5.9 | 0.0006 |
| Outer nasal (N2) | 31.2 ± 7.8 | 36.4 ± 4.7 | 0.001 |
| Inner inferior (I1) | 42.8 ± 11.8 | 51.2 ± 7.0 | 0.0004 |
| Outer inferior (I2) | 28.6 ± 5.9 | 33.2 ± 4.2 | 0.0005 |
| Inner temporal (T1) | 40.5 ± 12.4 | 46.8 ± 6.0 | 0.0047 |
| Outer temporal (T2) | 29.3 ± 7.9 | 36.5 ± 4.6 | <0.0001 |
| Inner plexiform layer (IPL) | |||
| Central (C0) | 23.4 ± 7.1 | 23.2 ± 5.3 | 0.93 |
| Inner superior (S1) | 37.0 ± 6.7 | 40.7 ± 4.4 | 0.0089 |
| Outer superior (S2) | 25.2 ± 4.1 | 27.4 ± 3.0 | 0.015 |
| Inner nasal (N1) | 40.3 ± 6.1 | 42.3 ± 2.9 | 0.061 |
| Outer nasal (N2) | 26.1 ± 4.7 | 27.9 ± 3.3 | 0.079 |
| Inner inferior (I1) | 35.5 ± 8.4 | 40.1 ± 4.7 | 0.0046 |
| Outer inferior (I2) | 24.2 ± 4.3 | 26.4 ± 3.4 | 0.024 |
| Inner temporal (T1) | 36.9 ± 8.7 | 40.1 ± 4.1 | 0.040 |
| Outer temporal (T2) | 28.3 ± 5.7 | 31.7 ± 3.1 | 0.0019 |
| Retina | |||
| Central (C0) | 287.1 ± 31.5 | 281.3 ± 28.9 | 0.47 |
| Inner superior (S1) | 331.2 ± 25.9 | 343.3 ± 14.7 | 0.015 |
| Outer superior (S2) | 289.0 ± 21.1 | 301.4 ± 15.2 | 0.0078 |
| Inner nasal (N1) | 338.5 ± 20.1 | 346.5 ± 13.9 | 0.065 |
| Outer nasal (N2) | 305.6 ± 29.9 | 316.5 ± 17.1 | 0.060 |
| Inner inferior (I1) | 323.3 ± 26.8 | 339.5 ± 21.5 | 0.010 |
| Outer inferior (I2) | 277.6 ± 21.6 | 293.7 ± 18.2 | 0.0024 |
| Inner temporal (T1) | 318.4 ± 25.2 | 327.5 ± 13.8 | 0.057 |
| Outer temporal (T2) | 274.9 ± 18.0 | 288.2 ± 16.3 | 0.0041 |
1p-values of t-test or Mann–Whitney U test (when appropriate) significant when p < 0.05 (bold, underlined). Abbreviations: SD: standard deviation.