. Author manuscript; available in PMC: 2024 Jan 25.

Published in final edited form as: J Appl Biomech. 2023 Apr 27;39(3):157–168. doi: 10.1123/jab.2022-0196

Table II:

Peak resultant kinematics for all HAEs by drill intensity

Drill Intensity		Linear Acceleration (g)	Rotational Acceleration (rad/s²)	Rotational Velocity (rad/s)

(a) Level 1 ^b,c,d,e (n = 54)	Mean	8.1	666	7.0
	95% CI	6.9–9.4	568–780	6.1–8.0
	50 %ile	7.0	492	6.9
	95^th %ile	20.2	2633	18.2
(b) Level 2 ^a,c,d,e (n = 355)	Mean	9.0	640	7.3
	95% CI	8.4–9.7	587–697	6.9–7.8
	50 %ile	8.4	595	7.5
	95^th %ile	18.4	1356	13.8
(c) Level 3 ^a,b,e (n = 403)	Mean	10.5	783	9.7
	95% CI	9.8–11.2	719–853	9.1–10.3
	50 %ile	9.9	739	9.8
	95^th %ile	30.2	1859	18.8
(d) Level 4 ^a,b (n = 47)	Mean	10.6	706	8.8
	95% CI	9.0–12.6	595–837	7.8–10.1
	50 %ile	10.7	642	8.6
	95^th %ile	24.4	1451	17.2
(e) Level 5 ^a,b,c (n = 2378)	Mean	10.1	732	8.3
	95% CI	9.7–10.6	683–783	8.0–8.7
	50 %ile	9.5	661	8.4
	95^th %ile	26.5	1787	16.7

a-e Intensities that share the same superscript letter have peak kinematics that differ at p < 0.05.