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Table 4 OCT features and corresponding mean MPOD in peripheral and central region of MacTel type 2 subjects

From: Distribution of macular pigments in macular telangiectasia type 2 and correlation with optical coherence tomography characteristics and visual acuity

aOCT feature

Frequency

(n)

Peripheral region

Mean bMPOD

(d.u.)

P value

Central region

Mean bMPOD

(d.u.)

P value

Blunting of foveal pit

 Present

6

0.05

0.311

-0.04

0.703

 Absent

35

0.06

0.009

Inner retinal cavities

 Present

23

0.04

0.471

-0.04

0.035

 Absent

18

0.08

0.06

Outer retinal cavities

 Present

17

0.05

0.068

-0.03

0.206

 Absent

24

0.06

0.01

cILM draping

 Present

3

0.06

0.497

-0.03

0.896

 Absent

38

0.06

0.001

Intraretinal hyperreflective lesions

 Present

23

0.05

0.582

0.02

0.572

 Absent

18

0.07

-0.03

dEZ disruption

 Present

35

0.06

0.164

-0.002

0.034

 Absent

6

0.06

0.006

Foveal thinning

 Present

15

0.06

0.349

0.03

0.891

 Absent

26

0.05

-0.02

eSRNV

 Present

6

0.16

0.349

-0.03

0.071

 Absent

35

0.04

0.003

fLMH

 Present

1

0.03

0.667

-0.06

0.595

 Absent

40

0.06

0.0002

  1. aOCT—Optical coherence topography
  2. bMPOD—Macular pigment optical density
  3. cILM—Internal limiting membrane
  4. dEZ—Ellipsoid zone
  5. eSRNV—Subretinal neovascularization
  6. fLMH—Lamellar macular hole, Test done: Mann–Whitney U test