Longitudinal associations between perceptions of the neighbourhood environment and physical activity in adolescents: evidence from the Olympic Regeneration in East London (ORiEL) s...

by Nicolas Berger, Daniel Lewis, Matteo Quartagno, Edmund Njeru Njagi, Steven Cummins
Published 2019-12-01

Handling an uncertain control group event risk in non-inferiority trials: non-inferiority frontiers and the power-stabilising transformation

by Matteo Quartagno, A. Sarah Walker, Abdel G. Babiker, Rebecca M. Turner, Mahesh K. B. Parmar, Andrew Copas, Ian R. White
Published 2020-02-01