Table 2. The senior and junior three-way ANOVAs investigating swim speed by SL round, SF round, group, and their interactions (see Figure 1). |
|
Senior |
|
Junior |
|
|
S15-25 m |
Swim speed |
F-ratio (df) |
p |
η2 |
F-ratio (df) |
p |
η2 |
SL round |
22.133 (6,77) |
<0.001 |
0.63 |
9.345 (6,62) |
<0.001 |
0.48 |
SF round |
24.714 (3,77) |
<0.001 |
0.49 |
19.672 (3,62) |
<0.001 |
0.28 |
Group effect |
10.475 (1,77) |
0.002 |
0.12 |
8.774 (1,62) |
0.004 |
0.12 |
SL*SF round |
1.794 (1,77) |
0.184 |
0.02 |
2.623 (4,62) |
0.043 |
0.15 |
SF*Group |
n/a |
n/a |
0.00 |
0.518 (2,62) |
0.598 |
0.01 |
SL*Group |
0.952 (2,77) |
0.391 |
0.03 |
1.932 (4,62) |
0.116 |
0.11 |
R2 |
0.844 |
|
|
0.815 |
|
|
|
S25-35 m |
Swim speed |
F-ratio (df) |
p |
η2 |
F-ratio (df) |
p |
η2 |
SL round |
19.019 (5,76) |
<0.001 |
0.56 |
10.478 (6,67) |
<0.001 |
0.49 |
SF round |
28.425 (3,76) |
<0.001 |
0.53 |
28.570 (2,67) |
<0.001 |
0.46 |
Group effect |
8.660 (1,76) |
0.004 |
0.10 |
19.451 (1,67) |
<0.001 |
0.23 |
SL*SF round |
3.858 (4,76) |
0.007 |
0.17 |
3.898 (1,67) |
0.052 |
0.05 |
SF*Group |
4.006 (1,76) |
0.049 |
0.05 |
n/a |
n/a |
0.00 |
SL*Group |
0.316 (3,76) |
0.814 |
0.02 |
0.968 (2,67) |
0.385 |
0.03 |
R2 |
0.792 |
|
|
0.835 |
|
|
|
S35-45 m |
Swim speed |
F-ratio (df) |
p |
η2 |
F-ratio (df) |
p |
η2 |
SL round |
21.717 (7,72) |
<0.001 |
0.68 |
5.920 (8,65) |
<0.001 |
0.42 |
SF round |
19.606 (2,72) |
<0.001 |
0.35 |
9.994 (3,65) |
<0.001 |
0.32 |
Group effect |
14.395 (1,72) |
<0.001 |
0.16 |
25.327 (1,65) |
<0.001 |
0.28 |
SL*SF round |
1.715 (5,72) |
0.142 |
0.11 |
n/a |
n/a |
0.00 |
SF*Group |
0.446 (2,72) |
0.642 |
0.01 |
n/a |
n/a |
0.00 |
SL*Group |
0.956 (3,72) |
0.418 |
0.04 |
1.091 (3,65) |
0.359 |
0.05 |
R2 |
0.849 |
|
|
0.811 |
|
|
|
S45-50 m |
Swim speed |
F-ratio (df) |
p |
η2 |
F-ratio (df) |
p |
η2 |
SL round |
19.954 (7,70) |
<0.001 |
0.67 |
10.024 (6,66) |
<0.001 |
0.48 |
SF round |
26.883 (3,70) |
<0.001 |
0.54 |
16.495 (2,66) |
<0.001 |
0.33 |
Group effect |
0.095 (1,70) |
0.758 |
0.00 |
18.830 (1,66) |
<0.001 |
0.22 |
SL*SF round |
2.267 (5,70) |
0.057 |
0.14 |
0.870 (3,66) |
0.461 |
0.03 |
SF*Group |
2.654 (1,70) |
0.108 |
0.04 |
0.241 (1,66) |
0.625 |
0.00 |
SL*Group |
1.952 (4,70) |
0.111 |
0.10 |
1.296 (4,66) |
0.281 |
0.07 |
R2 |
0.823 |
|
|
0.746 |
|
|
|
SL – stroke length; SF – stroke frequency; Group – group of swimmers (group #1 – better performers; group #2 – worst performers) at the 50 m race time for elite and junior swimmers); |
n/a – not applicable; df – degree of freedom; R2 – determination coefficient; p – significance value; η2 – eta square (effect size index) |
|