Table 1.
Entry times and the best performance values across the 2022 World Championships in men and women swimming events.
Event
Distance (m)
Entry (s)
Best performance (s)
p-value
ES
%IMP
%CV
Men
Freestyle
50 (n=78)
23.12±1.75
23.29±1.67
<0.001
0.43
-0.72±1.65
1.06
100 (n=86)
50.81±3.05
50.97±2.99
0.045
0.22
-0.31±1.47
0.75
200 (n=55)
109.36±5.24
109.95±4.72
0.002
0.43
-0.54±1.31
0.80
Backstroke
50 (n=40)
25.58±1.33
25.66±1.27
0.166
0.22
-0.33±1.77
0.98
100 (n=38)
54.23±1.73
54.67±1.79
0.004
0.46
-0.79±1.15
1.02
200 (n=30)
118.62±3.33
119.88±3.63
0.001
0.61
-1.03±1.47
0.96
Breaststroke
50 (n=51)
28.31±1.96
28.56±2.08
0.002
0.42
-0.82±1.65
1.05
100 (n=57)
61.64±2.59
62.23±2.55
<0.001
0.58
-0.93±1.60
0.93
200 (n=39)
132.44±5.34
134.13±5.30
<0.001
0.65
-1.25±1.62
1.14
Butterfly
50 (n=60)
24.32±1.62
24.32±1.64
0.553
0.08
0.02±1.54
0.80
100 (n=57)
53.36±3.45
53.76±3.04
<0.001
0.58
-0.76±1.73
0.94
200 (n=38)
116.85±2.74
117.85±3.37
0.004
0.47
-0.83±1.50
0.96
Women
Freestyle
50 (n=67)
26.90±3.23
27.12±2.95
<0.001
0.52
-0.86±1.89
1.15
100 (n=49)
57.72±5.57
58.08±5.68
0.001
0.47
-0.60±1.12
0.72
200 (n=37)
121.93±7.99
122.16±7.20
0.409
0.14
-0.21±1.33
0.69
Backstroke
50 (n=32)
28.77±1.60
28.87±1.64
0.210
0.22
-0.34±1.39
0.72
100 (n=39)
61.80±3.42
62.52±3.60
<0.001
0.73
-1.14±1.25
0.92
200 (n=22)
132.01±6.57
133.67±7.68
<0.001
0.97
-1.19±1.96
0.96
Breaststroke
50 (n=50)
32.03±2.32
32.31±2.46
0.001
0.47
-0.82±1.71
1.08
100 (n=48)
68.88±3.88
69.72±3.67
<0.001
0.61
-1.21±1.71
1.16
200 (n=27)
145.45±3.40
147.57±4.21
<0.001
0.79
-1.43±1.22
1.14
Butterfly
50 (n=50)
27.15±1.62
27.24±1.58
0.119
0.22
-0.34±1.56
0.87
100 (n=28)
59.71±3.56
60.02±3.70
0.016
0.45
-0.49±1.47
0.72
200 (n=24)
129.59±3.51
130.74±4.00
0.005
0.55
-0.86±1.37
0.93
%, percentage; IMP, performance improvement; CV, intra-swimmer’s coefficient of variation; ES, effect size.