... http://ccforum.com/content/9/5/R516R516Vol 9 No 5ResearchMedication errors: a prospective cohort study of hand -written and computerised physician order entry in the intensive care unitRob Shulman1, Mervyn Singer2, ... compare the impact ofcomputerised physician order entry (CPOE) without decisionsupport with hand -written prescribing (HWP) on the frequency,type and outcome of medication errors (MEs) in the intensivecare ... Computerised phy-sician order entry (CPOE) without decision support may haveadvantages over hand -written prescribing (HWP) in terms ofstandardisation, full audit trail, legibility, use of approvednames,...