Table 2

Changes in choroidal thickness stratified by ocular parameters

VariablesNon-high myopia (N=342)High myopia (N=89)
NAverage ChT, μmNAverage ChT, μm
Baseline average ChT
 <200 µm80−6.08 (13.03)49−9.15 (11.06)
 ≥200 µm262−0.55 (17.80)40−5.15 (12.21)
 P value0.0030.109
Change in AL
 <0.15 mm270−0.63 (17.25)59−5.24 (12.31)
 ≥0.15 mm72−6.42 (15.06)30−11.51 (9.23)
 P value0.0100.016
Presence of PPA
 Without1050.10 (16.88)15−3.40 (10.81)
 With237−2.71 (16.95)74−8.15 (11.78)
 P value0.1570.152
  • The data are the changes from baseline for each group, presented as mean (SD).

  • P value for comparisons between stratifications using the Student’s t-test.

  • AL, axial length; ChT, choroidal thickness; PPA, parapapillary atrophy.