Table 2 Ganglion cell-inner plexform layer thickness and macular microvasculature parameters in each group.

From: Different characteristics of retinal damage between chronic hypertension and hypertensive retinopathy

 

Control group

HTN group

HTNR group

P value

GC-IPL

Average

83.5 ± 5.7

82.1 ± 6.2

75.9 ± 10.7

 < 0.001

Superior

84.5 ± 6.6

82.8 ± 6.6

78.1 ± 12.4

0.005

Superotemporal

82.2 ± 6.0

81.7 ± 6.3

74.7 ± 10.5

 < 0.001

Inferotemporal

83.6 ± 5.9

82.6 ± 6.5

73.6 ± 11.2

 < 0.001

Inferior

81.1 ± 6.7

79.9 ± 6.5

73.6 ± 12.9

 < 0.001

Inferonasal

83.6 ± 6.7

81.5 ± 7.3

76.1 ± 11.6

 < 0.001

Superonasal

85.6 ± 6.6

84.1 ± 7.2

79.4 ± 13.8

0.021

Microvasculature

Central VD

10.0 ± 2.6

8.7 ± 2.7

10.0 ± 2.7

0.001

Inner VD

21.8 ± 1.3

20.9 ± 1.3

20.7 ± 1.6

 < 0.001

Full VD

20.5 ± 1.3

19.6 ± 1.4

19.5 ± 1.6

0.001

Central PD

17.6 ± 5.1

15.1 ± 4.9

17.6 ± 4.7

0.001

Inner PD

39.0 ± 2.2

37.8 ± 2.3

37.7 ± 2.7

0.010

Full PD

36.3 ± 3.0

35.3 ± 2.4

35.5 ± 2.7

0.078

GC-IPL/VD ratio

4.10 ± 0.33

4.20 ± 0.40

3.88 ± 0.56

 < 0.001

  1. GC-IPL ganglion cell-inner plexiform layer, VD vessel density, PD perfusion density.
  2. P value after adjustment for covariants.
  3. All values are expressed as the mean ± standard deviation (μm).
  4. Values in boldface (P < 0.050) are statistically significant.
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