Fig. 2From: Efficacy of continuous in-wound infusion of levobupivacaine and ketorolac for post-caesarean section analgesia: a prospective, randomised, double-blind, placebo-controlled trialMedians and interquartile ranges across the four parturient groups for the total consumption of piritramide, at 12, 24 and 48 h post-caesarean section. *,° outliersBack to article page