Moderate myopia | High myopia | p Value | |
Subjects (n), range | 40 | 35 | |
Age (years), range | 50.4 (9.0), 37 to 60 | 47.9 (8.0), 21 to 60 | 0.082* |
Refractive error (dioptres), range | −4.8 (0.9), 23.0 to 26.0 | −9.7 (1.5), 28.2 to 214.0 | <0.0001* |
Prevalence of PPA (%), range | 60.0, 44.1 to 73.6 | 71.4, 54.0 to 83.4 | 0.339† |
Mean deviation (dB), range | −8.7 (5.4), 20.5 to 223.1 | −9.7 (5.9), 21.0 to 226.6 | 0.464* |
Superior visual sensitivity (dB), range | −12.9 (9.1), 0.4 to 229.1 | −13.0 (10.0), 0.8 to 230.3 | 0.932* |
Inferior visual sensitivity (dB), range | −6.7 (7.7), 1.8 to 228.2 | −8.7 (8.8), 0.4 to 232.2 | 0.303* |
The prevalence of PPA is shown with the 95% CI. All values except for the prevalence of PPA were expressed as mean (SD) (range).
*Mann–Whitney U test.
†Fisher exact test.
PPA, peripapillary atrophy.