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User 1, a male with little background experience in medicine, started with the Doctor role. He quickly knew to tap the patient's name and "Add Medication". He stumbled on the format of the "Frequency" field, but otherwise handled the "Add Medication" dialog box well. He seemed to quickly understand that the "X" next to each row of medication removed that row. User scanned the He scanned the "Add Medication" dialog box for patient allergy information, and explicitly mentioned that he couldn't find the information he was looking for before realizing he had to return to the previous screen to learn about the patient. The user then switched roles to evaluate the nurse scenario. He brought up an interesting difficulty: he was unsure if the interface represented actions that would be performed automatically, or if they were actions that were his responsibility.
User 2, a
Analysis
User 1's troubles with finding the patient information while prescribing a new medication led us to consider the role of the patient information sidebar, and the value of context in our interface. Our eventual conclusion was that the patient information sidebar provided context which was valuable in any mode of the interface we were testing, and we decided to have the sidebar present and visible throughout all of the screens (adding consistency and context). User 1 also had interesting comments on the representation of responsibility in the interface.
The first three users alike all stumbled in some way on the "Add Medication"
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