Generalisability of blood pressure lowering trials to older patients: cross-sectional analysis by Sheppard, J, Lown, M, Burt, J, Temple, E, Lowe, R, Ashby, H, Todd, O, Allen, J, Ford, G, Fraser, R, Heneghan, C, Hobbs, FDR, Jowett, S, Little, P, Mant, J, Mollinson, J, Payne, R, Williams, M, Yu, LM, McManus, RJ