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