Table 3. Average thickness of retinal layers in each analytical area with or without magnification correction.
| Retinal layers | RNFL | GCLIPL | GCC | Total retina | Outer retina | ||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Mag. Corr. | - | + | - | + | - | + | - | + | - | + | |
| Total area | 34.8 ± 3.0* | 33.9 ± 2.5* | 68.7 ± 5.6* | 70.6 ± 4.7* | 103.5 ± 6.5* | 104.5 ± 6.2* | 303.0 ± 12.2* | 304.7 ± 11.4* | 198.4 ± 8.6* | 200.2 ± 7.7* | |
| Center | 5.6 ± 5.2* | 5.2 ± 4.9* | 41.8 ± 7.4* | 39.7 ± 7.9* | 47.4 ± 8.2* | 44.9 ± 7.3* | 264.0 ± 16.2 | 263.9 ± 16.4 | 219.5 ± 11.2* | 219.0 ± 11.4* | |
| IR (total) | 25.8 ± 3.2* | 25.1 ± 2.6* | 92.3 ± 6.5 | 92.3 ±6.6 | 118.1 ± 7.3* | 117.4 ± 7.2* | 336.3 ± 13.4* | 337.6 ± 13.3* | 219.2 ± 9.3* | 220.2 ± 8.9* | |
| OR (total) | 38.6 ± 3.4* | 37.5 ± 2.9* | 62.7 ± 6.1*† | 65.3 ± 4.7*† | 101.2 ± 7.2* | 102.9 ± 6.6* | 294.6 ± 12.6* | 296.5 ± 11.5* | 191.4 ± 8.7* | 193.6 ± 7.6* | |
| IR (IN) | 28.1 ± 3.8* | 27.0 ± 3.1* | 92.3 ± 6.5 | 92.3 ±6.7 | 120.4 ± 7.6* | 119.4 ± 7.6* | 338.1 ± 14.0* | 339.7 ± 13.8* | 219.1 ± 10.0* | 220.3 ± 9.5* | |
| IR (IT) | 24.2 ± 3.8* | 23.7 ± 3.4* | 92.1 ±7.1 | 92.3 ± 7.1 | 116.3 ± 7.5* | 116.0 ± 7.5* | 331.7 ± 13.5* | 332.9 ± 13.4* | 215.9 ± 9.4* | 216.9 ± 9.0* | |
| IR (ST) | 24.2 ± 3.2* | 23.7 ± 2.8* | 91.1 ± 6.8* | 91.4 ± 6.8* | 115.3 ± 7.2 | 115.1 ± 7.1 | 333.5 ± 13.2* | 334.5 ± 13.1* | 218.6 ± 9.3* | 219.4 ± 8.9* | |
| IR (SN) | 26.9 ± 3.7* | 25.8 ± 2.9* | 93.5 ± 6.8 | 93.4 ± 6.9 | 120.4 ± 7.9* | 119.2 ± 7.7* | 342.1 ± 14.2* | 343.5 ± 14.1* | 223.3 ± 9.7* | 224.2 ± 9.2* | |
| OR (IN) | 49.4 ± 6.0*† | 47.1 ± 4.8*† | 61.8 ± 6.2*† | 64.5 ± 4.7*† | 111.3 ± 8.6 | 111.6 ± 7.9 | 299.8 ± 14.2* | 302.0 ± 13.1* | 188.2 ± 9.5* | 190.4 ± 8.2* | |
| OR (IT) | 28.7 ± 2.8 | 28.6 ± 2.7 | 61.5 ± 6.5*† | 64.2 ± 5.3*† | 90.2 ± 7.1* | 92.8 ± 6.3* | 280.6 ± 12.3* | 282.3 ± 11.4* | 187.3 ± 8.6* | 189.5 ± 7.7* | |
| OR (ST) | 27.9 ± 2.7 | 27.9 ± 2.7 | 62.1 ± 6.5* | 64.6 ± 5.7* | 89.9 ± 7.5* | 92.6 ± 6.9* | 286.7 ± 12.7* | 288.1 ± 11.9* | 193.6 ± 8.5* | 195.6 ± 7.7* | |
| OR (SN) | 48.3 ± 5.0* | 46.5 ± 4.2* | 65.2 ± 6.5*† | 68.0 ± 5.0*† | 113.5 ± 8.1* | 114.5 ± 7.7* | 311.3 ± 13.8* | 313.4 ± 12.6* | 196.6 ± 9.6* | 198.9 ± 8.3* | |
RNFL = retinal nerve fiber layer, GCLIPL = ganglion cell layer plus inner plexiform layer, GCC = ganglion cell complex, Mag. Corr. = magnification correction, IR = inner ring, OR = outer ring, IN = inferior nasal, IT = inferior temporal, ST = superior temporal, SN = superior nasal.
*P <0.05 after Bonferroni correction (paired t-test).
†P<0.05 after Bonferroni correction (F-test of equality of variances). Data are shown as mean ± standard deviation (μm).