However, because of the much greater than expected effect of the intervention, the benefits were highly significant.
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A nurse-led up-titration clinic improves chronic heart failure optimization of beta-adrenergic receptor blocking therapy--a randomized controlled trial.
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Quality of life scores On the MLWHF, there was no significant difference between the groups at any time point, although there was a slight trend towards the intervention group having slightly less deterioration over the six months in overall quality of life than the UC control group (mean difference +6.7 ± 16.2 vs +9.5 ± 10.8; p = 0.6).