Table 2.

Results of RoBMAs in the school setting for PA, SB, their determinants and the associated heterogeneity and publication bias assessments

	n	Effect size estimates (95%CI)	BF10
MA – Friendship quality (Fig. 2a)	2	0.08 (-0.35, 0.44)	0.20a
Heterogeneity (τ)		0.18 (0.05, 0.57)	-
Publication bias		-	0.90
MA – Intentions (Fig. 2b)	3	0.04 (-0.33, 0.34)	0.14a
Heterogeneity (τ)		0.15 (0.04, 0.45)	-
Publication bias			0.98
MA – Autonomous motivation (Fig. 2c)	4	-0.02 (-0.33, 0.24)	0.10b
Heterogeneity (τ)		0.16 (0.04, 0.43)	-
Publication bias		-	0.63
MA – Controlled motivation (Fig. 2d)	4	-0.06 (-0.42, 0.28)	0.14a
Heterogeneity (τ)		0.23 (0.05, 0.57)	-
Publication bias		-	0.64
MA – Basic psychological needs (Fig. 2e)	2	-0.01 (-0.34, 0.28)	0.08b
Heterogeneity (τ)		0.10 (0.03, 0.31)	-
Publication bias		-	0.60
MA – Self-efficacy (Fig. 2f)	5	0.05 (-0.09, 0.18)	0.09b
Heterogeneity (τ)		0.09 (0.03, 0.20)	-
Publication bias		-	0.73
MA – Social support by peers (Fig. 2g)	3	0.04 (-0.25, 0.30)	0.11a
Heterogeneity (τ)		0.11 (0.03, 0.34)	-
Publication bias		-	1.39
MA – Perceived autonomy support (Fig. 2h)	2	0.18 (-0.95, 1.07)	0.59
Heterogeneity (τ)		0.54 (0.08, 1.75)	-
Publication bias			1.59
MA – Perceived barriers to PA (Fig. 2j)	2	0.08 (-0.55, 0.52)	0.23a
Heterogeneity (τ)		0.18 (0.04, 0.63)	-
Publication bias			1.28
MA – Enjoyment (Fig. 2k)	2	0.05 (-0.55, 0.56)	0.24a
Heterogeneity (τ)		0.20 (0.04, 0.75)	-
Publication bias			0.46
MA—PA (Fig. 3a)	9	-0.04 (-0.18, 0.10)	0.07b
Heterogeneity (τ)		0.11 (0.03, 0.26)	-
Publication bias		-	0.47
MA—SB (Fig. 3b)	6	-0.09 (-0.29, 0.11)	0.17a
Heterogeneity (τ)		0.14 (0.05, 0.35)	-
Publication bias		-	0.35
MA – PA follow-up (Fig. 3c)	2	-0.22 (-0.77, 0.23)	0.37
Heterogeneity (τ)		0.19 (0.04, 0.70)	-
Publication bias		-	0.50

^amoderate evidence for absence of an effect

^bstrong evidence for absence of an effect