Table 4.

Center of mass and pelvis positioning during the take-off and flight phases for SU and UN attempts.

Variable		Mean ± SD	% diff (Cohen's d)	P1 % diff	P2 % diff	P3 % diff	P4 % diff	P5 % diff	P6 % diff	P7 % diff
CM height at TD (m)	SU	0.90 ± 0.06	0.16 ± 2.30% (d = 0.019)	2.53	0.82	−1.11	−3.58	−1.28	0.81	2.93
	UN	0.90 ± 0.06
CM height at TO (m)	SU	1.35 ± 0.06	1.32 ± 1.33% (d = 0.326)	1.62	1.07	1.27	0.82	2.10	−1.01	3.38
	UN	1.37 ± 0.05a
Peak CM height (m)	SU	2.33 ± 0.07	−1.00 ± 1.27% (d = 0.342)	−0.85	0.04	−0.64	−3.47	−1.38	−1.19	0.47
	UN	2.31 ± 0.07
Time to peak CM height (s)	SU	1.49 ± 0.13	−1.55 ± 2.08% (d = 0.201)	−3.72	0.71	−3.32	−3.58	−1.99	0.35	0.70
	UN	1.46 ± 0.11
Peak CM distance (m)	SU	0.03 ± 0.16	−233.57 ± 471.97% (d = 0.396)	11.42	−91.57	−1,300.00	−61.94	−103.33	−18.37	−71.20
	UN	−0.02 ± 0.12
Peak pelvis height (m)	SU	2.47 ± 0.04	−0.51 ± 1.38% (d = 0.242)	0.86	0.52	−1.90	−2.75	−0.61	−0.41	0.70
	UN	2.45 ± 0.06
Peak pelvis location (m)	SU	0.12 ± 0.05	166.46 ± 598.09% (d = 0.738)	−84.50	−28.68	−129.84	−52.29	1,520.00	−46.28	−16.17
	UN	0.07 ± 0.07
CM raise (m)	SU	0.97 ± 0.06	−4.17 ± 2.79% (d = 0.716)	−4.27	−1.28	−3.58	−9.27	−6.11	−1.49	−3.21
	UN	0.93 ± 0.06b
CM flight distance (m)	SU	1.88 ± 0.16	0.45 ± 5.77% (d = 0.024)	0.24	−0.32	−5.22	8.50	−3.99	−4.25	8.23
	UN	1.89 ± 0.13

The percentage differences between SU and UN are displayed for the combined sample (mean ± SD) and individual participants (P1–P7).

^a Significantly different from SU (p < 0.05).

^b Significantly different from SU (p < 0.01).