6 of 8 studies cross the no-effect line at 0 — for each of them the data cannot rule out no effect. The pooled diamond clears it.
Plyometric training and 20 m sprint time: forest plot of 8 studies (Std. mean difference, 95% CI). 6 of 8 studies cross the no-effect line at 0 — for each of them the data cannot rule out no effect. The pooled diamond clears it.
Every study with its Std. mean difference, 95% CI and weight, in plotted order.
Study
Std. mean difference
95% CI
Weight
Reading
Ramírez 2018
-0.58
-1.1 to -0.06
18.6%
clear of the no-effect line
Kobal 2019
-0.11
-1.01 to 0.79
6.2%
crosses the no-effect line
Villarreal 2015
-0.32
-0.96 to 0.32
12.1%
crosses the no-effect line
Lockie 2016
-0.02
-0.57 to 0.53
16.5%
crosses the no-effect line
Meylan 2014
-0.14
-0.68 to 0.4
17.2%
crosses the no-effect line
Chelly 2015
-0.15
-0.9 to 0.6
8.9%
crosses the no-effect line
Hammami 2020
-0.45
-1.36 to 0.46
5.9%
crosses the no-effect line
de Hoyo 2017
-0.6
-1.18 to -0.02
14.7%
clear of the no-effect line
Pooled (RE)
-0.31
-0.53 to -0.09
100%
clear of the no-effect line
empty
Plyometric training and 20 m sprint time
Std. mean difference · 95% CI
No studies yet
Study effects and their confidence intervals appear here once extracted.
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