Running with whole-body electromyostimulation improves physiological determinants of endurance performance – a randomized control trial

Krause, Anne; Walser, Nicolas; Centner, Christoph; Memmert, Daniel; da Mota de Moreia, Ivo; Ritzmann, Ramona

doi:10.1186/s13102-023-00739-8

BMC Sports Science, Medicine and Rehabilitation

Table 3 Descriptive and inference data of all dependent variables (mean ± standard deviation)

From: Running with whole-body electromyostimulation improves physiological determinants of endurance performance – a randomized control trial

	EG		CG		Anova		Effect sizes	Post hoc
parameter	pre	post	pre	post	F-values	p-values	\({{\varvec{\eta}}}^{2}\)[95% CI]	p-values
%Fat	21.0 ± 7.3	19.5 ± 6.9	21.5 ± 5.5	17.0 ± 4.6	F_time(1, 43.02) = 20.77 F_group(1, 55.03) = 0.11 F_interaction(1, 43.02) = 3.95	< 0.001*** 0.74 0.05	0.33 [0.15; 1.00] 0.00 [0.00; 1.00] 0.08 [0.00; 1.00]	p_time < 0.001*** p_pre = 0.77 p_post = 0.37
RQ	0.88 ± 0.1	0.92 ± 0.1	0.86 ± 0.1	0.91 ± 0.1	F_time(1, 31.21) = 7.29 F_group(1, 37.33) = 0.63 F_interaction(1, 31.21) = 0.17	0.01 0.43 0.68	0.19 [0.03; 1.00] 0.02 [0.00; 1.00] 0.01 [0.00; 1.00]	p_time = 0.01 p_pre = 0.34 p_post = 0.73
Time_max [min]	24.8 ± 5.5	25.7 ± 6.2	23.2 ± 3.9	25.0 ± 4.3	F_time(1, 43.69) = 4.04 F_group(1, 55.43) = 1.53 F_interaction(1, 43.69) = 0.03	0.05 0.22 0.86	0.08 [0.00; 1.00] 0.03 [0.00; 1.00] 0.00 [0.00; 1.00]
rel.V̇O_2max [ml/min/kg]	41.0 ± 8.8	45.3 ± 9.0	39.2 ± 5.4	44.7 ± 6.4	F_time(1, 45.13) = 22.85 F_group(1, 55.73) = 1.03 F_interaction(1, 45.13) = 0.01	< 0.001*** 0.32 0.91	0.34 [0.16; 1.00] 0.02 [0.00; 1.00] 0.00 [0.00; 1.00]	p_time < 0.001*** p_pre = 0.37 p_post = 0.35
Lac _LT1 [mmol/ l]	1.59 ± 0.5	1.56 ± 0.6	1.65 ± 0.5	1.75 ± 0.6	F_time(1, 48.12) = 0.02 F_group(1, 55.95) = 0.61 F_interaction(1, 48.12) = 0.34	0.89 0.44 0.56	0.00 [0.00; 1.00] 0.01 [0.00; 1.00] 0.01 [0.00; 1.00]
V_LT1 [km/h]	7.82 ± 1.6	8.25 ± 2.0	7.81 ± 1.4	8.78 ± 1.1	F_time(1, 46.50) = 7.52 F_group(1, 55.37) = 0.21 F_interaction(1, 46.50) = 0.67	0.01** 0.65 0.42	0.14 [0.02; 1.00] 0.00 [0.00; 1.00] 0.01 [0.00; 1.00]	p_time = 0.01** p_pre = 0.99 p_post = 0.45
HR_LT1 [1/min]	136 ± 15.6	133 ± 19.5	140 ± 16.8	144 ± 16.1	F_time(1, 43.98) = 0.27 F_group(1, 54.06) = 2.01 F_interaction(1, 43.98) = 1.08	0.61 0.16 0.30	0.01 [0.02; 1.00] 0.04 [0.00; 1.00] 0.02 [0.00; 1.00]
Lac _LT2 [mmol/ l]	3.84 ± 1.2	3.84 ± 1.0	3.53 ± 0.9	3.61 ± 1.0	F_time(1, 46,92) = 0.01 F_group(1, 56.91) = 1.29 F_interaction(1, 46.92) = 0.01	0.91 0.26 0.93	0.00 [0.00; 1.00] 0.02 [0.00; 1.00] 0.00 [0.00; 1.00]
V_LT2 [km/h]	11.08 ± 2.0	11.44 ± 2.2	10.57 ± 1.4	11.41 ± 1.2	F_time(1, 42.44) = 23.13 F_group(1, 55.13) = 1.01 F_interaction(1, 42.44) = 0.12	< 0.001*** 0.32 0.73	0.35 [0.17; 1.00] 0.02 [0.00; 1.00] 0.00 [0.00; 1.00]	p_time < 0.001*** p_pre = 0.29 p_post = 0.37
HR_LT2 [1/min]	170 ± 9.4	168 ± 13.4	170 ± 12.1	172 ± 12.3	F_time(1, 43.80) = 1.65 F_group(1, 55.63) = 0.27 F_interaction(1, 43.80) = 1.28	0.21 0.60 0.26	0.04 [0.00; 1.00] 0.00 [0.00; 1.00] 0.03 [0.00; 1.00]
Lac_max [mmol/ l]	8.85 ± 2.3	9.46 ± 2.5	8.34 ± 2.2	8.13 ± 2.0	F_time(1, 46.08) = 0.11 F_group(1, 56.32) = 2.96 F_interaction(1, 46.08) = 2.71	0.74 0.09 0.11	0.00 [0.00; 1.00] 0.05 [0.00; 1.00] 0.06 [0.00; 1.00]
v_max [km/h]	14.16 ± 2.5	14.45 ± 2.5	13.44 ± 1.7	14.25 ± 1.4	F_time(1, 42.53) = 8.13 F_group(1, 55.14) = 1.58 F_interaction(1, 42.53) = 0.00	0.01** 0.21 0.95	0.16 [0.03; 1.00] 0.03 [0.00; 1.00] 0.00 [0.00; 1.00]	p_time = 0.01** p_pre = 0.22 p_post = 0.23
HR_max [1/min]	186 ± 8.9	185 ± 8.3	188 ± 11.3	187 ± 12.3	F_time(1, 43.07) = 4.44 F_group(1, 54.84) = 0.16 F_interaction(1, 43.07) = 0.71	0.04* 0.69 0.40	0.09 [0.00; 1.00] 0.00 [0.00; 1.00] 0.02 [0.00; 1.00]	p_time = 0.04* p_pre = 0.50 p_post = 0.94

EG group with wbEMS suit, CG group without wbEMS suit, RQ resting metabolic rate, HR heart rate, v velocity, Lac lactate, LT1 aerobic lactate threshold, LT2 (indirect) anaerobic lactate threshold, max maximum

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ISSN: 2052-1847

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