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Table 5 Sensitivity, specificity, PPV and NPV statistics for the leave-1-out training of the best AUC model

From: A novel intelligent radiomic analysis of perfusion SPECT/CT images to optimize pulmonary embolism diagnosis in COVID-19 patients

 

Pulmonary embolism

Pneumonia

Healthy lung

Sensitivity

89.6% (95% CI 87.7–91.2)

92.5% (95% CI 91.1–93.7)

98.1% (95% CI 97.3–98.7)

Specificity

95.8% (95% CI 92.5–96.4)

94.2% (95% CI 93.4–94.9)

97.5% (95% CI 97.0–98.0)

Positive predictive value

87.0% (95% CI 85.0–88.8)

88.0% (95% CI 86.3–89.4)

95.2% (95% CI 94.1–96.1)

Negative predictive value

96.7% (95% CI 96.1–97.2)

96.5% (95% CI 95.8–97.1)

99.0% (95% CI 98.6–99.3)