Association between 90o push-up and cardiorespiratory fitness: cross-sectional evidence of push-up as a tractable tool for physical fitness surveillance in youth

Table 12 Age-, sex-, and weight status-adjusted model for the associations between measures of musculoskeletal fitness (dependent variable: sit-and-reach)

Model	Predictor variable	VIF	p - value	β	95% CI
Model 2	Trunk lift**	1.109	.004	.183	(.069, .373)
	90^o push-up**	1.547	<.001	.298	(.067, .201)
	Curl-up	1.450	.712	.027	(−.031, .045)
	Age**	1.100	.006	−.176	(−.690, −.117)
	female**	1.128	<.001	.257	(.644, 1.915)
	Weight status	1.279	.115	−.110	(−.679, −.074)

** Indicates statistical significance at the level of p < .01. β Standardized Beta Coefficient, VIF Variance Inflation Factor

ISSN: 1471-2431