Table 3b. Free-swimming parameters of the eight female finalists (fastest) compared to the eight slowest female swimmers from the heats by a 2-way analysis of variance (ANOVA). |
|
BU |
BA |
Swimming stroke |
|
ANOVA |
BR |
FR |
F-value |
P-value |
pη2 |
100 m IM |
Swim velocity [m/s] |
fastest |
1.67 ± 0.10 BR |
1.64 ± 0.05 * BR |
1.34 ± 0.05 FR |
1.69 ± 0.10 * |
(a) |
F(1 | 56) = 46 |
< 0.001 |
0.45 |
slowest |
1.61 ± 0.10 BA, BR |
1.44 ± 0.09 BR |
1.23 ± 0.05 FR |
1.55 ± 0.06 |
(b) |
F(3 | 56) = 69 |
< 0.001 |
0.79 |
|
(c) |
F(3 | 56) = 2 |
n.s. |
|
Stroke rate [bpm] |
fastest |
61.8 ± 3.0 BA, BR, FR |
49.6 ± 2.4 |
50.4 ± 3.8 |
52.1 ± 4.5 |
(a) |
F(1 | 56) = 11 |
< 0.01 |
0.17 |
slowest |
61.0 ± 2.9 BA, BR, FR |
44.6 ± 5.7 |
46.3 ± 6.5 |
46.6 ± 5.8 |
(b) |
F(3 | 56) = 34 |
< 0.001 |
0.65 |
|
(c) |
F(3 | 56) = 1 |
n.s. |
|
DPS [m/stroke] |
fastest |
1.69 ± 0.08 |
1.97 ± 0.10 |
1.65 ± 0.10 |
1.97 ± 0.14 |
(a) |
F(1 | 56) = 0 |
n.s. |
|
slowest |
1.63 ± 0.13 BA, FR |
1.99 ± 0.26 BR |
1.65 ± 0.30 FR |
2.06 ± 0.29 |
(b) |
F(3 | 56) = 16 |
< 0.001 |
0.46 |
|
(c) |
F(3 | 56) = 0 |
n.s. |
|
200 m IM |
Swim velocity [m/s] |
fastest |
1.62 ± 0.03 * BA, BR |
1.45 ± 0.04 * BR, FR |
1.25 ± 0.02 * FR |
1.57 ± 0.03 * |
(a) |
F(1 | 56) = 118 |
< 0.001 |
0.68 |
slowest |
1.53 ± 0.04 BA, BR, FR |
1.31 ± 0.04 BR, FR |
1.16 ± 0.06 FR |
1.45 ± 0.05 |
(b) |
F(3 | 56) = 273 |
< 0.001 |
0.94 |
|
(c) |
F(3 | 56) = 1 |
n.s. |
|
Stroke rate [bpm] |
fastest |
54.7 ± 3.4 BA, BR, FR |
40.7 ± 4.5 |
40.8 ± 3.1 |
44.4 ± 1.9 |
(a) |
F(1 | 56) = 6 |
0.02 |
0.10 |
slowest |
52.3 ± 3.7 BA, BR, FR |
38.2 ± 2.6 |
37.6 ± 4.4 |
43.1 ± 5.9 |
(b) |
F(3 | 56) = 47 |
< 0.001 |
0.72 |
|
(c) |
F(3 | 56) = 0 |
n.s. |
|
DPS [m/stroke] |
fastest |
1.84 ± 0.11 |
2.13 ± 0.19 |
1.90 ± 0.17 |
2.09 ± 0.11 |
(a) |
F(1 | 56) = 1 |
n.s. |
|
slowest |
1.82 ± 0.13 |
2.04 ± 0.11 |
1.90 ± 0.24 |
2.03 ± 0.26 |
(b) |
F(3 | 56) = 8 |
< 0.001 |
0.29 |
|
(c) |
F(3 | 56) = 0 |
n.s. |
|
400 m IM |
Swim velocity [m/s] |
fastest |
1.51 ± 0.02 * BA, BR |
1.35 ± 0.06 * BR, FR |
1.19 ± 0.03 * FR |
1.52 ± 0.04 * |
(a) |
F(1 | 56) = 74 |
< 0.001 |
0.57 |
slowest |
1.42 ± 0.03 BA, BR |
1.25 ± 0.05 BR, FR |
1.12 ± 0.03 FR |
1.43 ± 0.05 |
(b) |
F(3 | 56) = 229 |
< 0.001 |
0.92 |
|
(c) |
F(3 | 56) = 0 |
n.s. |
|
Stroke rate [bpm] |
fastest |
50.0 ± 4.3 BA, BR, FR |
37.0 ± 4.1 |
36.5 ± 4.3 |
41.3 ± 3.2 |
(a) |
F(1 | 56) = 1 |
n.s. |
|
slowest |
49.5 ± 5.3 BA, BR, FR |
35.2 ± 4.0 |
34.6 ± 4.0 FR |
42.2 ± 5.8 |
(b) |
F(3 | 56) = 35 |
< 0.001 |
0.66 |
|
(c) |
F(3 | 56) = 0 |
n.s. |
|
DPS [m/stroke] |
fastest |
1.86 ± 0.16 |
2.13 ± 0.22 |
2.02 ± 0.25 |
2.13 ± 0.15 |
(a) |
F(1 | 56) = 2 |
n.s. |
|
slowest |
1.77 ± 0.15 |
2.09 ± 0.22 |
2.01 ± 0.21 |
1.98 ± 0.24 |
(b) |
F(3 | 56) = 6 |
< 0.001 |
0.26 |
|
(c) |
F(3 | 56) = 0 |
n.s. |
|
|
IM: Individual Medley, BU: Butterfly, BA: Backstroke, BR: Breaststroke, FR: Freestyle, DPS: distance per stroke, n.s.: not significant. (a) Main effect group: fastest vs. slowest swimmers (b) Main effect swimming stroke: BU vs. BA vs. BR vs. FR (c) Interaction effect: group x swimming stroke Post-hoc comparisons: |
* significant difference to slowest swimmers BU, BA, BR, FR significant difference to particular swimming stroke |
|