Patients who
needed a second treatment to achieve resolution of diarrhea
had lower pretreatment health scores (were more symptomatic)
than patientswhohad diarrhea resolution after a single
administration (median health scores, 6.5 [interquartile range
{IQR}, 5-7.3] vs 5 [IQR, 2.8-5], respectively; P = .02).