Table 1 Ocular and Systemic Characteristics of Participants.

From: Three-dimensional modelling of the choroidal angioarchitecture in a multi-ethnic Asian population

  

Overall

SFCT Quintile Ranks

P*

(n = 50 eyes)

First (n = 10 eyes)

Second (n = 10 eyes)

Third (n = 10 eyes)

Fourth (n = 10 eyes)

Fifth (n = 10 eyes)

Ocular

SFCT, µm

Mean (SD)

288.3 (85.6)

174.8 (36.7)

239.5 (14.2)

284.8 (15.3)

331.3 (19.3)

411.2 (44.1)

 < 0.001

3D CVI (Whole Macula), %

Mean (SD)

62.92 (1.57)

63.41 (1.74)

62.62 (1.54)

62.30 (1.64)

63.50 (1.65)

62.78 (1.20)

0.372

3D CVI (Superior), %

Mean (SD)

62.75 (1.93)

62.76 (2.26)

62.41 (1.43)

62.02 (2.20)

63.78 (1.93)

62.80 (1.66)

0.343

3D CVI (Central), %

Mean (SD)

63.35 (1.72)

64.43 (1.76)

63.02 (1.88)

62.90 (1.66)

63.63 (1.46)

62.75 (1.55)

0.166

3D CVI (Inferior), %

Mean (SD)

62.66 (1.70)

62.92 (2.11)

62.45 (1.78)

61.93 (1.58)

63.16 (1.91)

62.82 (0.96)

0.542

2D CVI (Subfoveal), %

Mean (SD)

63.53 (2.09)

64.30 (2.01)

63.83 (2.35)

63.45 (2.13)

63.19 (1.61)

62.88 (2.37)

0.607

SE, D

Mean (SD)

−0.7 (2.3)

−2.2 (3.3)

−0.3 (1.9)

−0.7 (2.4)

−0.8 (1.9)

0.5 (0.9)

0.119

AL, mm

Mean (SD)

23.9 (1.1)

24.6 (1.5)

23.7 (1.1)

23.8 (0.8)

23.9 (1.3)

23.5 (0.4)

0.191

IOP, mmHg

Mean (SD)

15.1 (3.4)

15.2 (1.7)

14.5 (3.8)

16.2 (4.8)

14.9 (3.7)

14.8 (3.0)

0.848

MOPP, mmHg

Mean (SD)

52.3 (8.0)

54.5 (5.6)

54.8 (10.9)

50.9 (8.4)

49.3 (7.3)

51.8 (7.0)

0.493

Systemic

Age, years

Mean (SD)

53.8 (7.5)

58.7 (9.6)

55.7 (7.1)

51.4 (7.6)

51.7 (5.2)

51.3 (5.1)

0.083

Gender

Male

25 (50.0)

7 (70.0)

4 (40.0)

3 (30.0)

5 (50.0)

6 (60.0)

0.406

Female

25 (50.0)

3 (30.0)

6 (60.0)

7 (70.0)

5 (50.0)

4 (40.0)

 

Ethnicity

Chinese

32 (64.0)

9 (90.0)

7 (70.0)

3 (30.0)

7 (70.0)

6 (60.0)

0.190

Indian

15 (30.0)

0 (0.0)

3 (30.0)

7 (70.0)

1 (10.0)

4 (40.0)

 

Malay

3 (6.0)

1 (10.0)

0 (0.0)

0 (0.0)

2 (20.0)

0 (0.0)

 

Hypertension

No

33 (66.0)

4 (40.0)

6 (60.0)

7 (70.0)

9 (90.0)

7 (70.0)

0.208

Yes

17 (34.0)

6 (60.0)

4 (40.0)

3 (30.0)

1 (10.0)

3 (30.0)

 

Systolic BP, mmHg

Mean (SD)

128.5 (19.2)

132.3 (14.4)

130.8 (22.0)

131.6 (26.1)

121.2 (17.0)

126.5 (15.7)

0.691

Diastolic BP, mmHg

Mean (SD)

76.0 (10.8)

79.3 (8.8)

79.6 (15.4)

73.1 (9.8)

72.6 (9.9)

75.5 (8.6)

0.446

MAP, mmHg

Mean (SD)

93.5 (12.6)

97.0 (9.0)

96.7 (16.9)

92.6 (13.8)

88.8 (11.8)

92.5 (10.5)

0.589

Anti-Hypertensive

No

42 (84.0)

6 (60.0)

10 (100.0)

9 (90.0)

9 (90.0)

8 (80.0)

0.144

Yes

8 (16.0)

4 (40.0)

0 (0.0)

1 (10.0)

1 (10.0)

2 (20.0)

 

Diabetes Mellitus

No

46 (92.0)

9 (90.0)

10 (100.0)

8 (80.0)

9 (90.0)

10 (100.0)

0.433

Yes

4 (8.0)

1 (10.0)

0 (0.0)

2 (20.0)

1 (10.0)

0 (0.0)

 

HbA1c, %

Mean (SD)

5.9 (1.0)

6.2 (1.2)

5.7 (0.3)

5.8 (0.7)

6.1 (1.6)

5.7 (0.3)

0.636

Blood Glucose, mmol/L

Mean (SD)

6.1 (2.6)

6.9 (4.6)

5.2 (0.9)

6.0 (1.4)

6.4 (2.8)

6.1 (2.0)

0.705

Hyperlipidaemia

No

35 (70.0)

7 (70.0)

8 (80.0)

8 (80.0)

6 (60.0)

6 (60.0)

0.753

Yes

15 (30.0)

3 (30.0)

2 (20.0)

2 (20.0)

4 (40.0)

4 (40.0)

 

Total Cholesterol, mmol/L

Mean (SD)

5.4 (0.8)

5.1 (0.7)

5.3 (0.4)

5.5 (0.6)

5.8 (0.9)

5.6 (1.1)

0.350

HDL, mmol/L

Mean (SD)

1.2 (0.3)

1.1 (0.3)

1.3 (0.3)

1.1 (0.3)

1.3 (0.4)

1.2 (0.3)

0.620

LDL, mmol/L

Mean (SD)

3.5 (0.8)

3.1 (0.5)

3.4 (0.5)

3.7 (0.7)

3.7 (0.9)

3.5 (1.1)

0.369

BMI, kg/m2

Mean (SD)

24.0 (3.6)

25.3 (2.9)

23.3 (3.7)

24.6 (4.0)

22.7 (4.1)

24.1 (3.2)

0.520

Cardiovascular Disease

No

48 (96.0)

9 (90.0)

10 (100.0)

9 (90.0)

10 (100.0)

10 (100.0)

0.537

Yes

2 (4.0)

1 (10.0)

0 (0.0)

1 (10.0)

0 (0.0)

0 (0.0)

 

Chronic Kidney Disease

No

49 (98.0)

9 (90.0)

10 (100.0)

10 (100.0)

10 (100.0)

10 (100.0)

0.395

Yes

1 (2.0)

1 (10.0)

0 (0.0)

0 (0.0)

0 (0.0)

0 (0.0)

 

Smoker

Never/Past

44 (88.0)

9 (90.0)

10 (100.0)

10 (100.0)

9 (90.0)

6 (60.0)

0.037

Current

6 (12.0)

1 (10.0)

0 (0.0)

0 (0.0)

1 (10.0)

4 (40.0)

 
  1. SFCT: subfoveal choroid thickness; SD: standard deviation; 3D: three-dimensional; CVI: choroidal vascularity index; 2D: two-dimensional; SE: spherical equivalent: D: diopter; AL: axial length; IOP: intraocular pressure; MOPP: mean ocular perfusion pressure; BP: blood pressure; MAP: mean arterial pressure; HbA1c: glycated haemoglobin; HDL: high-density lipoprotein; LDL: low-density lipoprotein; BMI: body mass index.
  2. * Statistically significant associations (P < 0.05) are highlighted in bold.
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