A 26-year-old woman arrives at the ED complaining of dysuria, fever of 101o F (38.3oC), and urinary frequency. She has had these symptoms for 36 hours. Physical examination reveals suprapubic tenderness but no flank pain. No history of UTI or urologic instrumentation is evident. She informs the nurse that she had sexual intercourse 12 hours before the onset of symptoms. She has no significant medical history and takes no medications. Her complete blood count, serum electrolyte, BUN, and glucose levels are normal. A tentative diagnosis of UTI is made, and urine specimens for analysis and culture are sent to the laboratory. When taking the health history, the nurse should remember to ask the patient about: