Allergy documentation | The proportion of patients whose allergy documentation was incomplete (including symptoms documented, signed and dated) | Inspecting patient drug chart |
Drug omissions | The proportion of patients who experienced a drug omission in the 24 h prior to data collection (excluding appropriate omissions, eg, patients refusing the dose) | Inspecting patient drug chart |
ID wristbands | The proportion of patients who either had an ID wristband that did not reflect their allergy status or who had no ID wristband at all | Comparing allergy documentation on drug chart with colour of patient wristband |
Patient's own drugs (POD) locker contents | The proportion of patients whose POD lockers contained either unlabelled drugs or drugs labelled for another patient (in Hospital B drugs that were not currently prescribed for patient were categorised as inappropriate) | Comparing patient name on drug chart with name appearing on drugs in POD locker; in Hospital B, also comparing with current patient drug chart |