8.當族群內某疾病之盛行率上升時,則predictive value of a positive test(PVPT)和predictive value of a negativetest(PVNT)
問題詳情
8.當族群內某疾病之盛行率上升時,則predictive value of a positive test(PVPT)和predictive value of a negativetest(PVNT)將呈現何種變化? (A)PVPT上升 (B)PVPT下降 (C)PVNT上升 (D)PVPT及PVNT皆不受影響