Table 3 Multiple linear regression analyses for correlation between RC and retinal vasculature

CRAE

 RC (Quartile)

  Q1

Ref

Ref

Ref

Ref

  Q2

2.082 (0.814, 3.349) **

1.781 (0.519, 3.044) **

1.981 (0.721, 3.242) **

2.121 (0.861, 3.380) ***

  Q3

2.588 (1.328, 3.847) ***

2.156 (0.898, 3.414) **

2.477 (1.219, 3.735) ***

3.044 (1.768, 4.320) ***

  Q4

3.408 (2.137, 4.679) ***

2.861 (1.591, 4.132) ***

3.313 (2.039, 4.587) ***

5.559 (4.093, 7.025) ***

  P-trend

 < 0.001

 < 0.001

 < 0.001

 < 0.001

CRVE

 RC (Quartile)

  Q1

Ref

Ref

Ref

Ref

  Q2

1.402 (− 0.610, 3.414)

0.901 (− 1.092, 2.894)

1.011 (− 0.984, 3.006)

1.195 (− 0.799, 3.190)

  Q3

3.533 (1.534, 5.533) ***

2.921 (0.935, 4.906) **

2.973 (0.981, 4.964) **

3.429 (1.409, 5.448) ***

  Q4

6.001 (3.983, 8.019) ***

5.054 (3.048, 7.060) ***

5.113 (3.095, 7.131) ***

7.620 (5.298, 9.941) ***

  P-trend

 < 0.001

 < 0.001

 < 0.001

 < 0.001

AVR

 RC (Quartile)

  Q1

Ref

Ref

Ref

Ref

  Q2

0.006 (0.001, 0.011) *

0.006 (0.001, 0.011) *

0.007 (0.002, 0.012) **

0.007 (0.002, 0.012) **

  Q3

0.003 (− 0.002, 0.007)

0.002 (− 0.003, 0.007)

0.004 (− 0.001, 0.009)

0.005 (− 0.000, 0.010)

  Q4

0.000 (− 0.005, 0.005)

0.000 (− 0.005, 0.005)

0.002 (− 0.003, 0.007)

0.005 (− 0.000, 0.011)

  P-trend

0.491

0.530

0.925

0.143

VT, × 10^–4

 RC (Quartile)

  Q1

Ref

Ref

Ref

Ref

  Q2

 − 0.118 (− 0.246, 0.011)

 − 0.119 (− 0.248, 0.009)

 − 0.130 (− 0.259, -0.001) *

 − 0.128 (− 0.257, 0.001)

  Q3

 − 0.012 (− 0.139, 0.116)

 − 0.016 (− 0.144, 0.113)

 − 0.037 (− 0.166, 0.091)

 − 0.044 (− 0.175, 0.086)

  Q4

0.063 (− 0.066, 0.192)

0.060 (− 0.069, 0.190)

0.031 (− 0.100, 0.161)

 − 0.029 (− 0.180, 0.121)

  P-trend

0.108

0.119

0.274

0.973

D_f

 RC (Quartile)

  Q1

Ref

Ref

Ref

Ref

  Q2

0.011 (0.007, 0.015) ***

0.008 (0.005, 0.011) ***

0.008 (0.005, 0.011) ***

0.008 (0.005, 0.012) ***

  Q3

0.013 (0.009, 0.017) ***

0.009 (0.006, 0.013) ***

0.009 (0.006, 0.013) ***

0.011 (0.007, 0.014) ***

  Q4

0.015 (0.011, 0.018) ***

0.009 (0.006, 0.013) ***

0.010 (0.006, 0.013) ***

0.013 (0.009, 0.017) ***

  P-trend

 < 0.001

 < 0.001

 < 0.001

 < 0.001