Table 5 Post hoc analysis of macular RVD, DBP, and MOPP in healthy group and low teens-NTG.

From: Diurnal change of retinal vessel density related to hemodynamic variation in treatment-naïve low-teens normal-tension glaucoma

 

Healthy group (N = 32)

Low-teens NTG (N = 35)

P-value*

Inf. macular RVD (%)

9 AM

49.92 ± 5.52

45.36 ± 7.56

0.005

12 PM

47.82 ± 4.75

47.75 ± 6.58

0.956

3 PM

50.68 ± 6.06

48.61 ± 6.15

0.171

6 PM

48.32 ± 4.60

47.34 ± 6.70

0.507

Temp. macular RVD (%)

9 AM

45.59 ± 5.25

46.72 ± 4.71

0.347

12 PM

45.58 ± 3.43

45.96 ± 5.12

0.703

3 PM

45.69 ± 4.08

46.04 ± 4.03

0.728

6 PM

47.44 ± 4.35

45.50 ± 5.26

0.023

DBP (mmHg)

9 AM

78.79 ± 11.38

78.29 ± 11.01

0.849

12 PM

78.29 ± 10.75

75.79 ± 10.56

0.314

3 PM

78.70 ± 9.98

76.35 ± 7.98

0.258

6 PM

79.33 ± 9.57

69.79 ± 10.04

 < 0.001

MOPP (mmHg)

9 AM

53.47 ± 8.05

53.22 ± 7.19

0.888

12 PM

53.02 ± 7.03

52.39 ± 6.15

0.684

3 PM

53.84 ± 7.03

52.93 ± 5.65

0.541

6 PM

54.16 ± 6.85

50.06 ± 6.90

0.012

  1. *Independent t-test; bolded values represent significance, P < 0.05.
  2. RVD = retinal vessel density; DBP = diastolic blood pressure; MOPP = mean ocular perfusion pressure.
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