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Table 3 Associations of the thickness of whole macula and each macular layer with microstructure of PPA

From: Association of macular thickness with parapapillary atrophy in myopic eyes

 

PPA+BM

PPA-BM

B (95% CI)

P valuea

P valueb

P valuec

B (95% CI)

P valuea

P valueb

P valuec

Central region

 OPL

0.004 (−0.003–0.011)

0.210

0.980

0.980

0.010 (− 0.005–0.016)

< 0.001

0.018

0.002

 ONL

− 0.005 (− 0.018–0.007)

0.387

0.680

0.803

−0.016 (− 0.026 – − 0.007)

0.001

0.003

0.006

 Whole

0.006 (−0.016–0.027)

0.599

0.600

0.831

0.004 (− 0.014–0.021)

0.685

0.266

0.363

Pericentral region

 NFL

0.001 (−0.001–0.003)

0.378

0.526

0.789

0.001 (−0.001–0.002)

0.308

0.187

0.306

 GCL

−0.002 (− 0.006–0.001)

0.211

0.154

0.468

−0.002 (− 0.005–0.001)

0.161

0.081

0.162

 IPL

− 0.002 (− 0.004–0.000)

0.097

0.100

0.468

−0.001 (− 0.002–0.001)

0.269

0.277

0.363

 INL

− 0.003 (− 0.006–0.000)

0.094

0.140

0.468

−0.003 (− 0.005–0.000)

0.023

0.040

0.047

 OPL

0.000 (− 0.005–0.006)

0.931

0.824

0.927

0.000 (− 0.004–0.004)

0.886

0.303

0.412

 ONL

0.001 (− 0.008–0.011)

0.772

0.342

0.559

−0.009 (− 0.016 – − 0.001)

0.025

0.129

0.232

 Whole

−0.003 (− 0.018–0.012)

0.673

0.935

0.980

−0.017 (− 0.028 – − 0.005)

0.005

0.011

0.032

Peripheral region

 NFL

0.004 (0.001–0.008)

0.056

0.088

0.097

0.000 (−0.003–0.003)

0.846

0.294

0.396

 GCL

−0.001 (− 0.004–0.002)

0.421

0.274

0.559

−0.003 (− 0.006 – − 0.001)

0.010

0.931

0.931

 IPL

-0.001 (−0.003–0.002)

0.649

0.156

0.468

− 0.002 (− 0.004–0.000)

0.074

0.447

0.502

 INL

−0.001 (− 0.003–0.001)

0.407

0.719

0.863

−0.002 (− 0.004–0.000)

0.025

0.519

0.549

 OPL

− 0.002 (− 0.004–0.000)

0.100

0.333

0.510

−0.003 (− 0.004 – − 0.002)

< 0.001

0.002

0.005

 ONL

0.000 (− 0.006–0.007)

0.890

0.338

0.559

− 0.007 (− 0.011 – − 0.002)

0.008

0.015

0.033

 Whole

− 0.001 (− 0.016–0.013)

0.859

0.245

0.364

−0.020 (− 0.031– − 0.009)

< 0.001

0.040

0.047

Subfoveal choroid

− 0.183 (− 0.267 – − 0.098)

< 0.001

0.004

0.007

−0.194 (− 0.257 – − 0.132)

< 0.001

< 0.001

< 0.001

  1. PPA Parapapillary atrophy, PPA+BM β-parapapillary atrophy with Bruch’s membrane, PPA-BM β-parapapillary atrophy without Bruch’s membrane, B Unstandardized coefficient, NFL Nerve fiber layer, GCL Ganglion cell layer, IPL Inner plexiform layer, INL Inner nuclear layer, OPL Outer plexiform layer; ONL Outer nuclear layer
  2. aP value adjusted for age and sex
  3. bP value adjusted for age, sex, and axial length
  4. cP value adjusted for age, sex, and axial length. They were adjusted with Benjamini-Hochberg procedure
  5. Values with statistical significance are shown in bold