Table 1
Mean, standard deviation (time), two-way ANOVA (sex, classification, and interactions) with Bonferroni in 50 m and 100 m individual freestyle in old starting platform.
Time (s)
Block time (s)
Men (m)
(n=511)
Women (w)
(n=510)
Men (m)
(n=511)
Women (w)
(n=510)
Mean (SD)
Mean (SD)
Mean (SD)
Mean (SD)
50-m freestyle
1st-3rd (n=96)
22.10 (.23)
24.94 (.45)
.73 (0.06)
.76 (0.05)
4th-8th (n=157)
22.45 (.27)
25.46 (.41)
.75 (0.07)
.77 (0.06)
9th-16th (n=256)
22.77 (.36)
25.86 (.44)
.76 (0.06)
.79 (0.06)
100-m freestyle
1st-3rd (n=96)
48.64 (.43)
54.40 (.64)
.75 (0.06)
.77 (0.06)
4th-8th (n=160)
49.37 (.50)
55.31 (.66)
.76 (0.05)
.78 (0.06)
9th-16th (n=256)
50.07 (.68)
56.18 (.79)
.77 (0.05)
.79 (0.06)
Whole sample by sex and classification
Sex
Classification
Men (m)
Women (w)
1st -3rd (a)
4th -8th (b)
9th -16th (c)
50-m freestyle
.75 (.06)
.78 (.06)
.75 (0.05)
.76 (0.07)
.77 (.06)
100-m freestyle
.76 (.05)
.79 (.06)
.76 (0.06)
.77 (0.05)
.78 (.05)
Main effects and interactions
Sex
Classification
Sex * Classification
F
Diff
p
F
Diff
p
F
p
50-m freestyle
18.141
m<w
<.001
a
5.205
a<c
.006
c
.567
.568
100-m freestyle
24.035
m<w
<.001
b
4.100
a<c
.017
.085
.918
a: effect size=-0.50;
b: effect size=-0.54;
c: effect size=-0.35