Table 4.
Changes in lumbar rotation during the incremental test (n=7). Data are means (±SD).
Step 1
Step 2
Step 3
Step 4
Step 5
Time A
Time B
Time A
Time B
Time A
Time B
Time A
Time B
Time A
Time B
Flexion at the catch (°)
24.9 (5.3)
38.8 (3.9)
25.2 (6.1)
39.0 (3.9
24.6 (6.2)
39.0 (4.4)
24.9 (5.6)
38.6 (4.4)
25.6 (5.9)
37.0 (4.8)
Maximum flexion in stroke (°)
26.0 (5.2)
39.4 (3.7)
26.2 (6.0)
39.6 (3.7
25.6 (6.0)
39.6 (4.2)
25.9 (5.5)
39.0 (4.3)
26.4 (6.0)
37.4 (4.9)
% stroke where maxFlex occurs
95.7 (3.5
93.4 (3.7)
96.7 (2.3)
93.9 (2.8
96.9 (2.5)
94.1 (3.0)
97.1 (2.0)
94.4 (2.8)
97.3 (2.1)
96.6 (2.4)
Extension at the finish (°)
-9.9 (12.2
22.4 (5.9)
-24.0 (4.4)
23.4 (5.9
-24.5 (5.9)
25.4 (6.3)
-19.5 (5.5)
26.3 (6.5)
-20.8 (3.7)
28.9 (6.1)
Maximum extension in stroke (°)
-30.6 (3.8)
-22.6 (6.0)
-32.5 (3.9)
-23.7 (6.0)
-33.7 (4.8)
-25.5 (6.3)
-34.4 (5.1)
-36.5 (6.5)
-35.6 (6.5)
-29.2 (6.3)
% stroke where maxExt occurs
33.3 (2.6)
30.1 (2.1)
34.1 (2.6)
30.9 (2.0)
35.4 (3.0)
31.7 (1.3)
36.1 (3.5)
33.3 (1.7)
36.3 (3.8)
35.0 (1.8)
NB lumbar flexion is denoted by positive angles, extension by negative. Abbreviations: maxFlex = maximum flexion, maxExt = maximum extension.