Fig. 1From: Cost-effectiveness analysis of OM-85 vs placebo in the prevention of acute respiratory tract infections (ARTIs) in children that attend day-care centersDecision tree analyses for frequencies and types of ARTIs and the typical treatments in 2–6 year-old children that attended day-care centers or preschools. (a) Frequency of ARTIs; (b) differential diagnosis of ARTIs, their treatments, and the costs of treatment. ARTI: acute respiratory tract infection; Tx: treatmentBack to article page