Serelaxin induced a similar dyspnoea relief in HFpEF vs. HFrEF patients by visual analogue scale-area under the curve ( VAS-AUC ) through Day @ -LSB- mean change , @ ( -@ , @ ) vs. @ ( @ , @ ) mm h , P = @ -RSB- , but had possibly different effects on the proportion of patients with moderately or markedly dyspnoea improvement by Likert scale at @ , @ , and @ h -LSB- odds ratio for favourable response , @ ( @ , @ ) vs. @ ( @ , @ ) , interaction P = @ -RSB- .