. 2024 Dec 10;26:e55243. doi: 10.2196/55243

Table 7.

Influence of the covariates gender, age, and distance covered with app in the physical fitness variables.

Variables and time point			App use × gender								App use × age								App use × distance covered with app
			F test (df)		P value		95% CI difference		η²		F test (df)		P value		95% CI difference		η²		F test (df)		P value		95% CI difference		η²
VO ₂ max ^a (mL/kg/min)
	EG^b	0.199 (1)		.66		–0.917 to 0.585		0.005		0.012 (1)		.91		–0.793 to 0.886		0.000		1.441 (1)		.24		–0.359 to 1.408		0.035
	CG^c	0.611 (1)		.44		–0.472 to 1.068		0.015		0.031 (1)		.86		–0.786 to 0.936		0.001		—^d		—		—		—
Handgrip right hand (kg)
	EG	0.638 (1)		.43		–2.895 to 1.249		0.013		0.045 (1)		.83		–2.259 to 1.826		0.001		0.400 (1)		.53		–3.006 to 1.568		0.008
	CG	0.601 (1)		.44		–1.329 to 2.995		0.013		0.028 (1)		.87		–1.956 to 2.308		0.001		—		—		—		—
Handgrip left hand (kg)
	EG	0.003 (1)		.96		–1.229 to 1.295		0.001		0.067 (1)		.80		–1.095 to 1.418		0.001		0.153 (1)		.70		–1.639 to 1.106		0.003
	CG	0.452 (1)		.51		–1.757 to 0.877		0.010		0.788 (1)		.38		–1.891 to 0.733		0.016		—		—		—		—
Sit-and-reach (cm)
	EG	1.977 (1)		.17		–2.915 to 0.517		0.041		2.133 (1)		.15		–2.947 to 0.469		0.044		2.806 (1)		.10		–3.432 to 0.314		0.058
	CG	3.797 (1)		.06		–3.609 to 0.059		0.076		3.647 (1)		.06		–3.553 to 0.094		0.073		—		—		—		—
Countermovement jump (cm)
	EG	0.120 (1)		.73		–2.646 to 1.869		0.003		0.273 (1)		.60		–2.862 to 1.682		0.006		0.179 (1)		.67		–3.011 to 1.963		0.004
	CG	1.377 (1)		.25		–3.731 to 0.982		0.028		0.961 (1)		.33		–3.528 to 1.216		0.020		—		—		—		—
20-m sprint
	EG	3.260 (1)		.08		–0.034 to 0.627		0.065		1.807 (1)		.19		–0.109 to 0.548		0.037		1.274 (1)		.27		–0.159 to 0.565		0.026
	CG	0.408 (1)		.53		–0.454 to 0.235		0.009		0.023 (1)		.88		–0.369 to 0.317		0.000		—		—		—		—
Curl-up (repetitions)
	EG	4.492 (1)		.04		–10.657 to –0.278		0.087		3.692 (1)		.06		–9.801 to 0.225		0.073		3.319 (1)		.08		–10.972 to 0.543		0.066
	CG	2.785 (1)		.10		–9.910 to 0.923		0.056		4.042 (1)		.05		–10.463 to 0.004		0.079		—		—		—		—
Push-up (repetitions)
	EG	4.292 (1)		.04		–4.482 to –0.063		0.087		3.764 (1)		.06		–4.359 to 0.082		0.077		3.326 (1)		.08		–4.569 to 0.227		0.069
	CG	0.006 (1)		.94		–2.322 to 2.512		0.001		0.003 (1)		.96		–2.495 to 2.368		0.000		—		—		—		—

^aVO₂max: maximal oxygen consumption.

^bEG: experimental group.

^cCG: control group.

^dNot applicable.