TABLE 2.

Performance of IDEAL-X System in Controlled Vocabulary Mode, Analyzing Total Radiology Reports

Event	Radiology Report Types	Total Reports	Positive Reports By Manual Review	Positive Reports By IDEAL-X	Measure	IDEAL-X Performance (95% CI)
DVT	Ultrasonography of upper or lower extremity	1153	112	109	Sensitivity Specificity	97.3% (92.4%–99.4%) 99.4% (98.7%–99.8%)
PE	CT and MRI of chest	930	69	67	Sensitivity Specificity	97.1% (89.9%–99.6%) 99.3% (98.5%–99.7%)
Either DVT or PE	All 4 types above	2083	181	176	Sensitivity Specificity	97.2% (93.7%–99.1%) 99.3% (98.9%–99.7%)

CI indicates confidence interval; DVT, deep vein thrombosis; PE, pulmonary embolism.