母集団は何か？ • The STARD Statement – ITEM 3 Describe the study populaSon: the inclusion and exclusion criteria, seWng and locaSons where data were col ected. – ITEM 4 Describe parScipant recruitment: was recruitment based on presenSng symptoms, results from previous tests, or the fact that the parScipants had received the index tests or the reference standard?
有病率を考慮した診断法 ベイズの定理 （検査陽性の時） a + c pretest odds = b+d a a + c a(b + d) posttest odds = = × b b + d b(a + c) sensitivity = pretest odds × 1−specificity = pretest odds × positive likelihood ratio(LR+)
有病率を考慮した診断法 ベイズの定理 （検査陰性の時） a + c pretest odds = b+d c a + c c(b + d) posttest odds = = × d b + d d(a + c) 1− sensitivity = pretest odds × specificity = pretest odds × negative likelihood ratio(LR−)
TRIAGES score of 0-3, 4-8, 9-15 and 16-18 predicts mortality of <5% (mean of 4%), 5-49% (mean of 15%), 50-95% (mean of 64%), and >95% (mean of 99%), respectively. Feel free to contact Atsushi Shiraishi, MD (firstname.lastname@example.org) for more information.