Fig. 1From: Medications that reduce emergency hospital admissions: an overview of systematic reviews and prioritisation of treatmentsPRISMA flow diagram of study selection. aRandomised controlled trial. bIndividual RCTs were defined as adult if they had inclusion criteria of 16 years of age or older for participants. We considered results from a meta-analysis as adult if the included participants’ mean age was 18 years or more across all included trials. RCT randomised controlled trialBack to article page