Table 4.

Association for sedentary time, MVPA, breaks in sedentary time, non-prolonged and prolonged sedentary bouts with FITNESSGRAM® tests, by sex

	Curl up	Push up	Sit and reach	Pacer	BMI
	β (95% CI)	β (95% CI)	β (95% CI)	β (95% CI)	β (95% CI)
Girls
Sedentary time (min/day)	0.015 (0.005; 0.025) a	0.000 (−0.004; 0.003)	−0.004 (−0.008; 0.000)	0.001 (−0.007; 0.009)	−0.001 (−0.003; 0.002)
Prolonged SB (bouts/day)	1.647 (−28.163; 31.458)	−2.925 (−13.273; 7.423)	−3.041; −15.559; 9.477)	10.453 (−12.206; 33.112)	−3.388 (−10.803; 4.028)
Non-prolonged SB (bouts/day)	−0.016 (−0.076; 0.044)	0.006 (−0.015; 0.026)	0.049 (0.024; 0.075) a	0.056 (0.010; 0.102) a	−0.016 (−0.026; −0.006) a
Breaks in SB (breaks/day)	−0.037 (−0.119; 0.044)	−0.011 (−0.039; 0.017)	−0.058; −0.093; −0.024) a	−0.047 (−0.109; 0.015)	−0.015 (−0.036; 0.005)
MVPA (min/day)	0.025 (−0.021; 0.071)	0.015 (−0.002; 0.031)	0.025 (0.005; 0.044) a	0.067 (0.032; 0.102) a	−0.005 (−0.016; 0.007)
Boys
Sedentary time (min/day)	0.013 (0.001; 0.026) a	0.005 (−0.001; 0.010)	−0.003 (−0.008; 0.002)	0.004 (−0.009; 0.017)	0.001 (−0.002; 0.004)
Prolonged SB (bouts/day)	−7.137 (−45.323; 31.050)	4.841 (−12.610; 22.292)	−12.069; −27.270; 3.846)	29.656 (−11.007; 70.319)	−2.422 (−11.041; 6.196)
Non-prolonged SB (bouts/day)	0.003 (−0.075; 0.081)	−0.051 (−0.087; −0.015) a	0.024 (0.010; 3.132)	0.026 (−0.057; 0.110)	−0.013 (−0.031; 0.005)
Breaks in SB (breaks/day)	0.075 (0.008; 0.141) a	0.063 (0.019; 0.107) a	−0.018; −0.057; 0.020)	0.002 (−0.101; 0.105)	−0.030 (−0.045; −0.015) a
MVPA (min/day)	−0.001 (−0.025; 0.169)	0.001 (−0.019; 0.018)	0.007 (−0.009; 0.023)	0.093 (0.049; 0.136) a	−0.017 (−0.026; −0.009) a

Data are unstandardized β coefficient and 95% confidence interval (CI). The models were mutually adjusted for total sedentary time and/or MVPA, age, and season of data collection

SB sedentary behavior, MVPA moderate-to-vigorous physical activity, BMI body mass index

^aVariables that remained in the model

β coefficients in bold mean significant associations (p ≤ 0.05)