Table 3 Age (yrs) of the finalists (mean ± SD) at the World Championships 1994–2013 with correlation coefficient and effect size
Sex | Stroke | Distance | 1994 | 1998 | 2001 | 2003 | 2005 | 2007 | 2009 | 2011 | 2013 | r-value | Effect size |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Women | Freestyle | 50 m | 20.0 ± 4.0 | 24.3 ± 3.3 | 25.6 ± 2.8 | 24.3 ± 5.5 | 22.8 ± 3.2 | 25.0 ± 2.8 | 26.6 ± 8.0 | 25.4 ± 5.0 | 22.3 ± 3.9 | 0.32 | 0.94 |
100 m | 20.4 ± 3.5 | 22.5 ± 2.6 | 24.3 ± 3.7 | 24.0 ± 3.5 | 21.5 ± 2.7 | 24.1 ± 3.1 | 21.9 ± 2.5 | 24.1 ± 2.6 | 22.5 ± 3.8 | 0.29 | 0.81 | ||
200 m | 18.9 ± 2.8 | 22.8 ± 3.6 | 21.8 ± 4.9 | 22.8 ± 3.7 | 21.1 ± 3.4 | 22.4 ± 3.7 | 21.8 ± 1.8 | 21.0 ± 2.4 | 21.8 ± 2.8 | 0.23 | 0.59 | ||
400 m | 20.1 ± 2.6 | 21.5 ± 4.8 | 20.9 ± 5.1 | 20.9 ± 3.4 | 22.0 ± 4.9 | 21.4 ± 2.7 | 20.3 ± 5.1 | 22.4 ± 0.9 | 23.1 ± 1.9 | 0.64 | 3.55 | ||
800 m | 19.5 ± 3.4 | 21.1 ± 2.0 | 19.0 ± 0.8 | 20.3 ± 4.6 | 22.4 ± 4.7 | 20.8 ± 2.9 | 22.0 ± 2.9 | 21.1 ± 2.2 | 21.9 ± 3.1 | 0.64 | 3.55 | ||
1500 m | - | - | 18.4 ± 1.0 | 20.3 ± 4.6 | 21.8 ± 4.8 | 22.1 ± 2.5 | 22.8 ± 3.4 | 22.4 ± 4.1 | 22.6 ± 3.8 | 0.87 | 13.38 | ||
Breaststroke | 100 m | 19.1 ± 3.1 | 22.8 ± 3.6 | 18.8 ± 3.3 | 21.0 ± 3.2 | 22.9 ± 3.2 | 22.1 ± 2.7 | 22.1 ± 3.5 | 22.8 ± 2.0 | 20.9 ± 4.0 | 0.47 | 1.77 | |
200 m | 19.6 ± 2.3 | 21.8 ± 4.3 | 18.6 ± 4.0 | 19.9 ± 2.8 | 20.3 ± 2.6 | 22.3 ± 3.0 | 22.1 ± 1.8 | 23.0 ± 2.6 | 22.4 ± 4.0 | 0.71 | 4.89 | ||
Backstroke | 100 m | 20.5 ± 2.0 | 21.6 ± 3.2 | 20.8 ± 3.1 | 21.5 ± 3.7 | 22.5 ± 2.3 | 21.0 ± 3.5 | 20.4 ± 3.0 | 22.0 ± 3.9 | 21.1 ± 3.8 | 0.14 | 0.32 | |
200 m | 21.1 ± 3.1 | 23.0 ± 3.5 | 18.8 ± 2.8 | 20.0 ± 2.8 | 19.9 ± 2.6 | 21.9 ± 3.0 | 20.3 ± 3.7 | 19.4 ± 2.3 | 20.1 ± 2.9 | -0.35 | 1.07 | ||
Butterfly | 100 m | 19.6 ± 3.0 | 21.6 ± 3.5 | 21.3 ± 3.9 | 23.3 ± 3.7 | 22.6 ± 4.0 | 24.4 ± 3.5 | 22.3 ± 4.5 | 22.0 ± 2.3 | 22.8 ± 3.4 | 0.57 | 2.65 | |
200 m | 20.0 ± 2.7 | 21.6 ± 2.7 | 21.0 ± 4.1 | 19.5 ± 1.3 | 20.2 ± 2.5 | 22.3 ± 3.4 | 22.1 ± 3.6 | 21.7 ± 1.7 | 22.6 ± 1.7 | 0.65 | 3.71 | ||
Medley | 200 m | 19.5 ± 2.3 | 20.7 ± 3.6 | 21.0 ± 3.3 | 21.1 ± 3.4 | 20.1 ± 3.7 | 22.0 ± 2.6 | 21.5 ± 2.5 | 21.5 ± 2.9 | 22.5 ± 4.0 | 0.80 | 8.0 | |
400 m | 19.8 ± 2.4 | 19.6 ± 3.0 | 20.4 ± 3.2 | 21.3 ± 3.5 | 19.8 ± 2.6 | 20.3 ± 2.8 | 21.8 ± 3.8 | 19.3 ± 2.7 | 20.8 ± 2.6 | 0.28 | 0.77 | ||
Men | Freestyle | 50 m | 22.6 ± 1.5 | 23.3 ± 2.6 | 23.3 ± 3.7 | 27.8 ± 3.5 | 25.7 ± 2.6 | 24.3 ± 3.2 | 25.0 ± 2.6 | 24.5 ± 2.6 | 27.7 ± 4.6 | 0.58 | 2.76 |
100 m | 23.1 ± 2.7 | 23.6 ± 2.5 | 23.6 ± 3.1 | 25.0 ± 4.2 | 23.7 ± 3.6 | 26.1 ± 4.1 | 25.0 ± 2.6 | 23.7 ± 2.7 | 23.1 ± 3.0 | 0.19 | 0.46 | ||
200 m | 21.8 ± 2.9 | 21.7 ± 2.2 | 22.1 ± 2.3 | 23.2 ± 1.7 | 22.6 ± 3.6 | 22.5 ± 4.2 | 21.5 ± 1.8 | 23.6 ± 3.1 | 22.6 ± 3.3 | 0.43 | 1.50 | ||
400 m | 21.2 ± 2.9 | 21.1 ± 3.8 | 21.7 ± 2.6 | 23.5 ± 3.3 | 23.1 ± 2.4 | 23.1 ± 3.3 | 22.7 ± 1.7 | 23.5 ± 3.0 | 17.8 ± 5.5 | -0.12 | 0.27 | ||
800 m | 21.7 ± 3.1 | 20.2 ± 1.5 | 21.6 ± 2.1 | 21.1 ± 3.4 | 20.8 ± 1.8 | 22.8 ± 3.2 | 23.6 ± 2.0 | 23.6 ± 2.5 | 22.5 ± 3.4 | 0.72 | 5.14 | ||
1500 m | 21.7 ± 3.1 | 20.2 ± 1.5 | 22.0 ± 1.8 | 21.3 ± 3.2 | 20.5 ± 2.4 | 23.2 ± 3.1 | 22.0 ± 2.4 | 22.8 ± 2.3 | 22.8 ± 3.4 | 0.62 | 3.26 | ||
Breaststroke | 100 m | 23.0 ± 2.2 | 24.6 ± 3.9 | 21.1 ± 1.5 | 22.8 ± 1.6 | 24.1 ± 2.0 | 24.3 ± 2.3 | 24.2 ± 2.7 | 25.2 ± 3.1 | 25.2 ± 3.8 | 0.64 | 3.55 | |
200 m | 23.2 ± 3.2 | 23.1 ± 2.7 | 22.7 ± 2.8 | 22.8 ± 2.6 | 21.7 ± 2.0 | 22.5 ± 2.4 | 23.3 ± 2.9 | 23.1 ± 3.5 | 22.5 ± 2.0 | -0.19 | 0.46 | ||
Backstroke | 100 m | 23.7 ± 1.3 | 22.5 ± 1.8 | 22.6 ± 3.0 | 21.1 ± 2.9 | 22.1 ± 2.0 | 24.3 ± 2.8 | 23.2 ± 2.0 | 24.2 ± 2.6 | 25.0 ± 3.4 | 0.54 | 2.34 | |
200 m | 22.8 ± 1.8 | 23.5 ± 1.9 | 21.8 ± 4.0 | 23.0 ± 3.0 | 22.8 ± 2.8 | 24.6 ± 1.9 | 23.6 ± 3.4 | 23.2 ± 3.6 | 22.1 ± 3.4 | 0.08 | 0.17 | ||
Butterfly | 100 m | 22.5 ± 2.6 | 22.0 ± 2.8 | 25.1 ± 3.9 | 23.8 ± 4.7 | 24.1 ± 3.8 | 23.0 ± 1.6 | 23.3 ± 1.9 | 25.7 ± 3.2 | 25.8 ± 3.4 | 0.67 | 4.06 | |
200 m | 21.0 ± 2.3 | 21.8 ± 2.9 | 23.0 ± 4.0 | 22.8 ± 4.0 | 20.6 ± 1.2 | 22.6 ± 1.8 | 22.3 ± 2.4 | 23.3 ± 3.4 | 24.8 ± 3.0 | 0.66 | 3.88 | ||
Medley | 200 m | 22.1 ± 1.8 | 25.5 ± 3.0 | 21.8 ± 3.6 | 22.5 ± 3.4 | 22.2 ± 2.5 | 24.5 ± 3.0 | 24.0 ± 1.7 | 25.1 ± 3.4 | 23.2 ± 4.1 | 0.32 | 0.94 | |
400 m | 21.3 ± 2.3 | 23.5 ± 2.0 | 20.3 ± 2.5 | 21.7 ± 3.5 | 21.2 ± 1.6 | 23.2 ± 2.1 | 22.3 ± 1.7 | 22.0 ± 3.6 | 22.3 ± 2.9 | 0.23 | 0.59 |