. 2022 Dec 9;19:147. doi: 10.1186/s12966-022-01383-0

Table 3.

Linear regressions of associations between physical fitness at baseline and MVPA at follow-up

Predictor	Whole Sample						Males ^b						Females ^b
Predictor	n	ß	B	95% CI	Adj R²	P	n	ß	B	95% CI	Adj R²	P	n	ß	B	95% CI	Adj R²	P
FB ^a	1597	.03	.01	−.12, .18	.24	.688	731	−.17	−.05	−.39, .05	.21	.130	866	.25	.08	.05, .45	.24	.014
SAR ^a	1854	.08	.02	−.08, .24	.24	.339	895	.07	.02	−.18, .32	.20	.576	959	.01	.00	−.19, .21	.24	.914
HGS ^a	1825	−.12	−.02	−.50, .03	.24	.537	882	.00	.00	−.06, .05	.20	.958	943	−.03	−.04	−.08, .02	.24	.254
SLJ ^a	1834	.06	.07	.02, .11	.25	.005	886	.10	.11	.03, .17	.21	.004	948	.02	.03	−.03, .08	.24	.398
40mS ^a	926	−1.6	−.09	−2.8, −.38	.21	.010	438	−2.4	−.13	−4.2, −.63	.17	.008	488	−.57	−.03	−2.2, 1.1	.19	.506
20mSRT ^a	1081	.72	.10	.27, 1.17	.16	.002	471	1.0	.14	.38, 1.7	.16	.002	546	.10	.01	−.57, .77	.17	.760
	Stratified by Sex and Pubertal status
	Males
Predictor	Pre/Early Pubertal									Pubertal
Predictor	n			ß	B	95% CI	Adj R²		P	n	ß		B		95% CI	Adj R²	P
FB ^c	296			−.17	−.06	−.48, .15	.23		.304	409	−.23		−.07		−.54, .09	.17	.164
SAR ^c	385			−.13	−.03	−.53, .27	.22		.528	468	.20		.05		−.13, .53	.16	.232
HGS ^c	384			−.08	−.10	−.16, .01	.22		.083	456	.05		.08		−.03, .13	.16	.175
SLJ ^c	384			.09	.09	−.02, .19	.21		.124	459	.09		.11		.00, .18	.17	.048
40mS ^c	164			−2.0	−.11	−5.2, 1.2	.15		.222	252	−3.2		−.18		−5.5, −.91	.13	.006
20mSRT ^c	197			1.1	.14	−.05, 2.2	.12		.062	246	.76		.10		−.16, 1.7	.13	.106
	Females
Predictor	Pre/Early Pubertal									Pubertal
Predictor	n			ß	B	95% CI	Adj R²		P	n	ß		B		95% CI	Adj R²	P
FB ^c	360			.04	.01	−.27, .36	.29		.785	471	.40		.13		.13, .68	.20	.004
SAR ^c	412			.20	.05	−.13, .52	.29		.230	504	−.06		−.02		−.33, .22	.21	.689
HGS ^c	406			.02	.03	−.07, .11	.29		.602	495	−.06		−.09		−.12, .01	.21	.084
SLJ ^c	408			.09	.10	−.01, .18	.30		.076	500	.00		.00		−.07, .08	.21	.939
40mS ^c	190			−1.2	−.08	−4.1, 1.6	.18		.387	275	.06		.00		−2.3, 2.4	.18	.961
20mSRT ^c	237			.50	.06	−.54, 1.5	.22		.341	279	−.04		−.01		−.96, .88	.16	.927

ß Beta coefficient, B Standardized Beta coefficient, 95% CI 95% Confidence Interval, FB Flamingo Balance, SAR Backsaver Sit & Reach, HGS Handgrip Strength, SLJ Standing Long Jump, 40mS 40-m Sprint, 20mSRT 20-m Shuttle Run

^a Models adjusted for Age, Sex, Country, ISCED, Income, BMI category, WHO guidelines met at baseline, Gap, Pubertal Status, Valid Wear Time at T3

^b Models adjusted for Age, Country, ISCED, Income, BMI category, WHO guidelines met at baseline, Gap, Pubertal Status, Valid Wear Time at T3

^c Models adjusted for Age, Country, ISCED, Income, BMI category, WHO guidelines met at baseline, Gap, Valid Wear Time at T3