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. 2013 Mar 1;12(1):122–129.

Table 5.

Differences between Parkour precision landings and Parkour roll landings (roll - precision), including qualitative inferences about the effects of those differences.

p value Diff in means as
Percentage
Diff. in means as %
90% confidence levels
Cohen ES Qualitative
(%) lower Upper inferences of ES
mVF (BW) .1707 -7.3 -15.7 1.8 -.28 moderate-trivial
Time to mVF (s) .5825 11.2 -21.0 56.6 .18 unclear
Loading rate (BW/s) .3284 -18.7 -43.7 17.4 -.32 unclear

mVF = maximal vertical force, BW = body weight, Diff. = difference, ES = effect size.