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Table 4 Diagnostic performance parameters comparing FATE bedside examination performed by a novice examiner with results of an expert in cardiology and echocardiography

From: Assessment of cardiac pathology by point-of-care ultrasonography performed by a novice examiner is comparable to the gold standard

  PE LVEDD RVEDD MT EF AS
True positive 15 20 16 23 35 31
True negative 86 79 79 74 59 68
False positive 1 1 4 1 5 1
False negative 0 2 3 4 3 2
Sensitivity 1.00 0.91 0.84 0.85 0.92 0.94
- 95% CI (0.78-1.00) (0.71-0.99) (0.60-0.97) (0.66-0.96) (0.79-0.98) (0.80-0.99)
Specificity 0.99 0.99 0.95 0.99 0.92 0.99
- 95% CI (0.94-1.00) (0.93-1.00) (0.88-.099) (0.93-1.00) (0.83-0.97) (0.92-1.00)
PPV 0.94 0.95 0.80 0.96 0.88 0.97
- 95% CI (0.70-1.00) (0.76-1.00) (0.56-.094) (0.79-1.00) (0.73-0.96) (0.84-1.00)
NPV 1.00 0.98 0.96 0.95 0.95 0.97
- 95% CI (0.96-1.00) (0.91-1.00) (0.90-.099) (0.87-0.99) (0.87-0.99) (0.90-1.00)
Kappa 0.96 0.91 0.78 0.87 0.83 0.93
  1. PE (Pericardial exudates), LVEDD (Left Ventricle end-diastolic diameter), RVEDD (Right Ventricle end-diastolic diameter), MT (Myocardial thickness), EF (Ejection fraction), AS (Aortic stenosis), PPV (Positive predictive value), NPV (Negative predictive value), 95% CI (95% confidence interval).