Fig. 3
From: Treatment of asthma in young children: evidence-based recommendations
a Pooled RR (with 95 % CI) for exacerbations needing rescue oral steroids of eligible studies comparing pre-emptive ICS vs. placebo in infants or preschoolers [14]. (reproducing with the author’s permission). b Mean group difference (with 95 % CI) of percentage of asthma-free days of eligible studies comparing pre-emptive ICS vs. placebo in infants or preschoolers [14]. (reproducing with the author’s permission)