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Table 7 The blood velocity of veins measured in young group (< 55 years old, n = 11)

From: Thigh-length graduated compression stocking cannot increase blood velocity of the common femoral vein in patients awaiting total hip arthroplasty

Velocity(cm/s)

Without GCS

With GCS

P-value

Alteration%

GSV peak velocity

12.2 ± 3.8

10.9 ± 3.2

0.27

-10.7%

CFV peak velocity

18.2 ± 5.0

17.3 ± 6.1

0.33

-4.9%

Junction peak velocity

22.7 ± 7.2

19.3 ± 6.5

 < 0.05

-15.0%

GSV mean velocity

7.5 ± 3.6

6.8 ± 2.9

0.37

-9.3%

CFV mean velocity

9.9 ± 3.6

9.5 ± 3.6

0.66

-4.0%

Junction mean velocity

13.4 ± 6.1

11.7 ± 5.0

0.05

-12.7%

  1. Values are mean with SD
  2. GSV Great saphenous vein, CFV Common femoral vein, Junction the junction of GSV and CFV