Table 3 Summary of unadjusted and adjusted associations between physical activity at age 12–13 years and WEMWBS and SDQ at age 15–16 years

WEMWBS overall score

−0.06 (− 0.47 to 0.35) t = − 0.27 p = 0.79

−0.02 (− 0.44 to 0.40) t = − 0.09 p = 0.93

−0.54 (− 2.49 to 1.41) t = − 0.54 p = 0.59

0.03 (− 1.98 to 2.05) t = 0.03 p = 0.97

SDQ TDS

0.04 (− 0.24 to 0.32) t = 0.29 p = 0.77

− 0.16 (− 0.41 to 0.09) t = − 1.29 p = 0.20

−0.11 (− 1.42 to 1.21) t = − 0.16 p = 0.87

−0.75 (− 1.94 to 0.43) t = − 1.25 p = 0.21

 Emotional problems

−0.12 (− 0.24 to − 0.01) t = − 2.09 p = 0.04

−0.11 (− 0.23 to − 0.00) t = − 2.05 p = 0.04

−0.54 (− 1.08 to − 0.01) t = − 1.94 p = 0.05

−0.49 (− 1.02 to 0.04) t = − 1.80 p = 0.07

 Conduct problems

0.06 (− 0.03 to 0.14) t = 1.29 p = 0.20

− 0.02 (− 0.10 to 0.60) t = − 0.53 p = 0.60

0.16 (− 0.25 to 0.58) t = 0.79 p = 0.43

− 0.18 (− 0.57 to 0.21) t = − 0.92 p = 0.36

 Hyperactivity

0.13 (0.01 to 0.26) t = 2.18 p = 0.03

0.02 (− 0.09 to 0.14) t = 0.39 p = 0.69

0.54 (− 0.03 to 1.11) t = 1.85 p = 0.06

0.18 (− 0.36 to 0.72) t = 0.65 p = 0.52

 Peer problems

− 0.02 (− 0.09 to 0.06) t = − 0.44 p = 0.66

−0.02 (− 0.09 to 0.05) t = − 0.53 p = 0.60

−0.15 (− 0.49 to 0.20) t = − 0.84 p = 0.40

−0.16 (− 0.51 to 0.19) t = − 0.91 p = 0.36

 Prosocial behaviour

0.01 (− 0.08 to 0.10) t = 0.26 p = 0.80

0.09 (0.00 to 0.19) t = 2.00 p = 0.05

0.17 (− 0.27 to 0.61) t = 0.77 p = 0.44

0.57 (0.13 to 1.02) t = 2.53 p = 0.01