Table 2.

Effect of exercise and nutrition intervention on body composition and muscle mass components.

Variable	Group	Pre-Test	Post-Test	ES	% Change	p-Value, η2p
Weight (kg)
	EXP	61.55 ± 4.18	59.20 ± 4.58	−0.54	−3.8%	Group: p = 0.596, η2p: 0.006 Time: p < 0.001, η2p: 0.693 Interaction: p = 0.008, η2p: 0.144
	CON	61.75 ± 4.89	60.41 ± 4.74	−0.28	−2.2%
BMI (kg/m2)
	EXP	24.42 ± 1.47	23.41 ± 1.41	−0.70	−4.1%	Group: p = 0.448, η2p: 0.013 Time: p < 0.001, η2p: 0.677 Interaction: p = 0.020, η2p: 0.111
	CON	24.59 ± 1.20	23.99 ± 1.66	−0.41	−2.4%
Muscle mass (kg)
	EXP	20.42 ± 3.46	20.66 ± 3.60	+0.07	+1.2%	Group: p = 0.425, η2p: 0.014 Time: p = 0.393, η2p: 0.016 Interaction: p = 0.393, η2p: 0.016
	CON	19.70 ± 3.82	19.70 ± 3.70	0.0	0.0%
BF (kg)
	EXP	13.73 ± 4.64	12.99 ± 4.39	−0.16	−5.4%	Group: p = 0.885, η2p: 0.000 Time: p < 0.001, η2p: 0.280 Interaction: p = 0.080, η2p: 0.065
	CON	13.33 ± 4.50	13.03 ± 4.14	−0.07	−2.3%
BF (%)
	EXP	25.55 ± 5.57	24.84 ± 5.54	−0.13	−2.8%	Group: p = 0.414, η2p: 0.015 Time: p < 0.001, η2p: 0.290 Interaction: p = 0.114, η2p: 0.053
	CON	24.05 ± 5.42	23.73 ± 5.40	−0.13	−1.3%

Abbreviations: EXP, experimental group; CON, control group; BMI, body mass index; BF (kg), body fat in kg; BF (%), body fat in %; ES, Cohen d effect size.