Table 2 Baseline diameters (mm), shear rates (s ^-1), SRauc and normalized FMD in the BA and SFA during the SIT and VIT trial at baseline, 1 hr, 2 hr and 3 hr

Baseline diameters

4.0 ± 0.6

3.9 ± 0.6

4 ± 0.7

3.9 ± 0.4

6.3 ± 0.6

6.3 ± 0.7

6.5 ± 0.6

6.3 ± 0.7

Antegrade SR

23.6 ± 8.7

18.3 ± 8.3

19 ± 9.1

16.7 ± 5.4*

7.1 ± 2.1

5.4 ± 2.5*

5.5 ± 2.3*

6.1 ± 2

Mean SR

16.7 ± 10.4

11.3 ± 7.3

11 ± 9.1

12.9 ± 14.8

4.6 ± 2.1

2.5 ± 3*

2.8 ± 1.5*

3.4 ± 1.5

Retrograde SR

6.7 ± 4.6

6.9 ± 3.4

7.9 ± 3.7

8.1 ± 3.9

2.5 ± 1.1

2.8 ± 1.7

2.7 ± 1.4

2.7 ± 1.2

OSI (a.u)

0.22 ± 0.15

0.28 ± 0.12

0.31 ± 0.09

0.31 ± 0.07*

0.27 ± 0.1

0.36 ± 0.16

0.32 ± 0.08

0.30 ± 0.08

Peak SR

110.4 ± 44.5

107.6 ± 46.6

115.6 ± 58.5

102.9 ± 47.2

50.2 ± 67.3

19.7 ± 13.6

26.8 ± 14

22.2 ± 10.2

SR _auc (a.u)

3083.7 ± 1505

3036 ± 1542.9

3039.2 ± 1755.9

2744.8 ± 1603.2

832.7 ± 232.9

449.5 ± 309.9

356.4 ± 221.1

525.3 ± 226.2

FMD:SR _auc

0.002 ± 0.001

0.002 ± 0.001

0.002 ± 0.001

0.004 ± 0.004

0.005 ± 0.005

0.128 ± 0.0341

0.003 ± 0.002

0.003 ± 0.002