Table 4. Associations of physical fitness with sedentary time and different PA levels.

	20m shuttle run			4x10m shuttle run			Standing long jump			Handgrip strength
	r2	β	p	r2	β	p	r2	β	p	r2	β	p
SED	0.024	0.155	0.039	0.018	0.134	0.072	0.003	-0.055	0.465	0.004	-0.067	0.374
Model 1	0.064	0.181	0.011	0.058	0.146	0.016	0.046	-0.061	0.045	0.043	-0.058	0.056
Model 2	0.133	0.183	0.000	0.068	0.164	0.047	0.055	-0.055	0.111	0.060	-0.040	0.078
VPA	0.039	0.199	0.008	0.020	-0.142	0.056	0.109	0.330	0.000	0.004	0.066	0.375
Model 1	0.060	0.172	0.015	0.054	-0.132	0.023	0.142	0.332	0.000	0.041	0.036	0.066
Model 2	0.121	0.149	0.001	0.061	-0.141	0.073	0.162	0.341	0.000	0.030	0.036	0.080
MVPA	0.056	0.236	0.001	0.017	-0.130	0.077	0.089	0.298	0.000	0.011	0.106	0.154
Model 1	0.074	0.217	0.004	0.054	-0.129	0.022	0.128	0.300	0.000	0.045	0.086	0.045
Model 2	0.130	0.177	0.000	0.061	-0.143	0.072	0.144	0.317	0.000	0.067	0.094	0.047

Model 1 –adjusted with age and gender; model 2 –adjusted with age, gender, parental education and participation in organized sport

PA—physical activity; FM—fat mass; FFM—fat free mass; BMI—body mass index; FFM—fat free mass; SED- sedentary time; VPA—vigorous physical activity; MVPA—moderate-to-vigorous physical activity