Table 3

Statistical overview of the parameters

PD (palisades/mm)ΔPR (μm)ΔERP (μm)
Descriptive*
 OD Inf7.51±1.67 (42)70.28±17.50 (42)69.84±16.87 (42)
 OD Sup6.60±2.00 (31)81.82±22.86 (31)81.74±22.76 (31)
 OS Inf7.82±1.49 (41)66.25±12.98 (41)66.18±12.66 (41)
 OS Sup7.45±1.69 (28)70.77±17.86 (28)70.93±17.82 (28)
Comparative†
 OD: Inf vs Sup 0.001 0.001 0.000
 OS: Inf vs Sup0.4120.3390.367
 Inf: OD vs OS0.3140.2300.273
 Sup: OD vs OS 0.002 0.008 0.009
Correlation‡
 OD: Inf vs Sup 0.532 (<0.001) 0.538 (<0.001) 0.502 (0.001)
 OS: Inf vs Sup0.133 (0.527)0.057 (0.787)0.167 (0.426)
 Inf: OD vs OS 0.490 (0.007) 0.472 (0.010) 0.535 (0.003)
 Sup: OD vs OS 0.621 (0.002) 0.614 (0.002) 0.622 (0.002)
  • *Mean±SD (N).

  • †Wilcoxon test for two related samples, significance level at p<0.05.

  • ‡Spearman ρ (p value), significance level at p<0.05; significant correlations shown in boldface.

  • ERP, epithelial rete peg; Inf, inferior; OD, right eye; OS, left eye; PD, palisade density; PR, palisade ridges; Sup, superior.