<prompt> Translate the following text to SwahiliThe number of participants who were not screened, who refused, who were discharged early, or who were ineligible was large in some studies.  <response>: Idadi ya washiriki ambao hawakuchunguzwa, waliokataa, waliopatiwa matibabu mapema, au ambao hawakufaa, ilikuwa kubwa katika masomo fulani. 