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Table 3 Measurements (μm) and Comparisons of GCIPL Thickness between Six Age Groups

From: Determinants of macular ganglion cell–inner plexiform layer thickness in normal Chinese adults

Group Age (years) Average Minimum Supero-temporal Superior Superonasal Inferonasal Inferior Infero-temporal
1: 18–29 years (n = 48) 24.0 ± 3.5 84.69 ± 4.56 82.13 ± 5.39 83.25 ± 4.78 86.44 ± 4.74 87.17 ± 5.46 85.19 ± 4.82 82.52 ± 4.58 83.81 ± 4.84
2: 30–39 years (n = 38) 34.3 ± 3.0 84.87 ± 5.86 82.03 ± 5.15 83.82 ± 5.43 85.84 ± 6.20 87.58 ± 7.44 85.32 ± 6.98 82.68 ± 6.24 84.21 ± 5.46
3: 40–49 years (n = 32) 43.6 ± 3.0 87.25 ± 5.94 83.31 ± 5.92 84.84 ± 5.47 88.72 ± 6.73 89.75 ± 6.92 88.16 ± 6.12 85.84 ± 6.46 86.06 ± 5.63
4: 50–59 years (n = 45) 55.4 ± 2.3 85.20 ± 3.84 81.56 ± 4.59 83.31 ± 5.42 86.53 ± 4.50 88.07 ± 3.80 86.00 ± 4.56 82.62 ± 3.98 84.47 ± 4.73
5: 60–69 years (n = 44) 63.9 ± 2.5 83.55 ± 4.97 80.34 ± 5.26 82.16 ± 5.20 83.95 ± 5.30 85.91 ± 5.60 83.77 ± 5.54 81.68 ± 5.49 83.52 ± 5.46
6: 70–79 years (n = 18) 72.6 ± 2.8 79.47 ± 6.32 76.06 ± 6.49 79.71 ± 5.68 80.59 ± 7.47 81.18 ± 6.61 78.47 ± 6.67 77.59 ± 7.20 79.18 ± 7.47
Statistics
P* < 0.001 < 0.001 0.029 < 0.001 < 0.001 < 0.001 0.003 < 0.001
 1 vs 2 0.871 0.932 0.622 0.626 0.748 0.917 0.891 0.734
 1 vs 3 0.029 0.331 0.187 0.076 0.057 0.023 0.008 0.069
 1 vs 4 0.629 0.608 0.956 0.934 0.464 0.490 0.929 0.560
 1 vs 5 0.285 0.111 0.323 0.035 0.309 0.233 0.464 0.797
 1 vs 6 < 0.001 < 0.001 0.018 < 0.001 < 0.001 < 0.001 0.002 0.003
 2 vs 3 0.053 0.317 0.417 0.034 0.127 0.038 0.017 0.154
 2 vs 4 0.769 0.690 0.664 0.577 0.708 0.584 0.959 0.830
 2 vs 5 0.244 0.156 0.157 0.130 0.204 0.220 0.410 0.565
 2 vs 6 < 0.001 < 0.001 0.008 0.002 < 0.001 < 0.001 0.002 0.002
 3 vs 4 0.084 0.157 0.210 0.094 0.220 0.101 0.012 0.202
 3 vs 5 0.002 0.018 0.029 < 0.001 0.006 0.001 0.001 0.044
 3 vs 6 < 0.001 < 0.001 0.001 < 0.001 < 0.001 < 0.001 < 0.001 < 0.001
 4 vs 5 0.128 0.285 0.304 0.031 0.087 0.065 0.419 0.410
 4 vs 6 < 0.001 < 0.001 0.017 < 0.001 < 0.001 < 0.001 0.001 0.001
 5 vs 6 0.006 0.005 0.105 0.037 0.006 0.001 0.010 0.005
  1. *: P values are statistic results for general comparisons of the GCIPL thickness parameters among the six age groups using one-way ANOVA. P values for post-hoc pairwise comparisons between each age group are presented following the results of general comparisons