Skip to main content

Table 3 Comparisons of the inner diameters of the carotid arteries between males and females

From: Inner diameters of the normal carotid arteries measured using three-dimensional digital subtraction catheter angiography: a retrospective analysis

Inner diameter measured

Range (95% confidence interval)

Mean ± standard deviation

P

Male (n = 837)

Female (n = 345)

Male (n = 837)

Female (n = 345)

Left proximal carotid sinus (mm)

6.55–15. 41 (10.66–11.30)

6.65–13.99 (9.836–10.80)

10.83 ± 2.32

10.13 ± 1.96

0.030

Right proximal carotid sinus (mm)

6.92–15.86 (11.24–11.88)

6.96–13.98 (10.17–11.06)

11.35 ± 2.28

10.37 ± 1.79

 < 0.001

Left carotid sinus bulge (mm)

6.96–15.16 (10.85–11.44)

6.94–13.84 (10.04–10.95)

10.96 ± 2.23

10.32 ± 1.89

0.044

Right carotid sinus bulge (mm)

7.13–15.59 (11.26–11.86)

7.17–14.11 (10.34–11.23)

11.29 ± 2.18

10.54 ± 1.80

0.009

Left distal carotid sinus (mm)

5.25–11.21 (7.81–8.15)

5.27–10.17 (7.28–7.82)

7.98 ± 1.19

7.54 ± 1.08

0.010

Right distal carotid sinus (mm)

5.86–10.44 (8.06–8.38)

5.69–10.01 (7.47–7.98)

8.48 ± 1.45

7.87 ± 1.09

0.001

Left common carotid artery (mm)

7.74–13.82 (10.85–11.20)

7.36–13.00 (9.94–10.63)

11.03 ± 1.28

10.25 ± 1.39

 < 0.001

Right common carotid artery (mm)

8.94–14.32 (11.52–11.88)

8.00–13.34 (10.56–11.13)

11.65 ± 1.37

10.71 ± 1.23

 < 0.001