Ref (type)	Population	Outcome, Interventions	Results and statistical analysis	Effect size	Favours
Hospital admission for any cause
[59] Systematic review	8699 people 9 RCTs in this analysis	Rate of all-cause hospital re-admission with aldosterone receptor antagonists with placebo Absolute results not reported	RR 0.77 95% CI 0.68 to 0.87 The results of the review may not be generalisable to all people with heart failure (see further information on studies for more details)	Small effect size	aldosterone receptor antagonists