Average specificity trends over time. Average specificity for each calendar year, month, and day of week for the five comparison methods during the study period. Data shown were recorded for each model implemented at 85% mean specificity. Similar trends were observed for all methods at 97% mean specificity (data not shown).
Wieland et al. BMC Medical Informatics and Decision Making 2007 7:15 doi:10.1186/1472-6947-7-15