<prompt> Translate the following text to SwahiliIn the trauma center survey mentioned previously, only 27 of respondents believed that brief interventions are at least moderately effective.  <response>: Katika utafiti uliofanywa na kituo cha matibabu ya majeraha, asilimia 27 tu ya watu waliojibu waliamini kwamba matibabu mafupi yana matokeo ya wastani. 