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Table 2 Results of readers with and without CAD

From: Artificial intelligence-supported lung cancer detection by multi-institutional readers with multi-vendor chest radiographs: a retrospective clinical validation study

 

General physicians

Radiologists

Overall

Ratio

95% Confidence Interval

 
 

Non-CAD

CAD

Non-CAD

CAD

Non-CAD

CAD

(CAD/Non-CAD)

Lower

Upper

P value

Sensitivity

0.47

0.60

0.51

0.60

0.49

0.60

1.22

1.14

1.30

< 0.001

Specificity

0.96

0.97

0.96

0.96

0.96

0.97

1.00

1.00

1.01

0.221

Accuracy

0.87

0.90

0.87

0.90

0.87

0.90

1.03

1.02

1.04

< 0.001

Positive Predictive Value

0.75

0.82

0.76

0.80

0.75

0.81

1.07

1.03

1.11

0.002

Negative Predictive Value

0.89

0.91

0.89

0.91

0.89

0.91

1.02

1.01

1.03

< 0.001

  1. CAD: computer-assisted detection