Velocity (BL/s)

Week

0.5

1.5

3.0

P

1

6.6 ± 0.2

6.4 ± 0.1

6.4 ± 0.2

0.197

2

7.0 ± 0.2

6.9 ± 0.1

6.7 ± 0.1

0.103

3

7.2 ± 0.3

7.3 ± 0.2

7.1 ± 0.1

0.559

4

7.7 ± 0.1

7.8 ± 0.1

7.4 ± 0.2

0.058