作者: Robert M. Centor , Barry Yarbrough , Judy P. Wood
DOI: 10.1056/NEJM198403013100907
关键词:
摘要: FISCHL and co-workers developed an index that they claimed would predict relapse in patients with asthma.1 The had a 95 per cent sensitivity 97 specificity when applied to sample of emergency room discharged or hospitalized within 12 hours. authors enumerated the advantages this index, including cost-effectiveness shorter period care before hospitalization. Other investigators have reported is both accurate2 useful.3 Before any other gains universal acceptance, we should demonstrate predictions are valid variety settings.4 , 5 This validation . . .