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. 2021 Dec 13;11:23895. doi: 10.1038/s41598-021-03265-0

Table 5.

Comparison of CAD software ROC AUC by key demographic and clinical factors.

Qure.ai Delft Imaging DeepTek
ROC AUC (95% CI) P-value ROC AUC (95% CI) P-value ROC AUC (95% CI) P-value
0.82 (0.79–0.85) 0.82 (0.78–0.85) 0.78 (0.74–0.82)
Gender
Male 0.80 (0.76–0.85) 0.222 0.80 (0.76–0.85) 0.363 0.75 (0.71–0.80) 0.066
Female 0.85 (0.79–0.92) 0.84 (0.78–0.90) 0.83 (0.76–0.90)
Age group
15–54 years 0.84 (0.79–0.90) 0.248 0.86 (0.81–0.91) 0.048 0.79 (0.73–0.85) 0.534
 ≥ 55 years 0.80 (0.76–0.85) 0.79 (0.74–0.84) 0.77 (0.72–0.82)
C + F + WL + NS
No 0.78 (0.71–0.86) 0.294 0.78 (0.72–0.85) 0.307 0.75 (0.67–0.83) 0.489
Yes 0.83 (0.79–0.87) 0.82 (0.78–0.86) 0.78 (0.74–0.82)
History of TB
No 0.86 (0.83–0.90) 0.002 0.85 (0.82–0.89) 0.019 0.83 (0.79–0.87) 0.001
Yes 0.73 (0.65–0.80) 0.76 (0.69–0.83) 0.69 (0.62–0.77)
Radiography system
JPI Healthcare 0.85 (0.79–0.90) 0.072 0.82 (0.76–0.87) 0.514 0.81 (0.75–0.86) 0.027
DRTECH 0.78 (0.73–0.83) 0.79 (0.75–0.84) 0.72 (0.67–0.77)
Lunit JF Healthcare InferVision OXIPIT
ROC AUC (95% CI) P-value ROC AUC (95% CI) P-value ROC AUC (95% CI) P-Value ROC AUC (95% CI) P-value
0.82 (0.79–0.86) 0.77 (0.73–0.81) 0.76 (0.72–0.80) 0.73 (0.69–0.77)
Gender
Male 0.81 (0.77–0.86) 0.373 0.74 (0.69–0.79) 0.057 0.75 (0.70–0.79) 0.712 0.70 (0.66–0.75) 0.718
Female 0.85 (0.79–0.90) 0.82 (0.75–0.90) 0.77 (0.68–0.86) 0.77 (0.69–0.84)
Age group
15–54 years 0.83 (0.77–0.89) 0.771 0.82 (0.76–0.87) 0.044 0.79 (0.73–0.85) 0.127 0.75 (0.69–0.81) 0.335
 ≥ 55 years 0.82 (0.77–0.86) 0.74 (0.69–0.79) 0.73 (0.67–0.78) 0.71 (0.66–0.76)
C + F + WL + NS
No 0.79 (0.72–0.85) 0.244 0.71 (0.63–0.80) 0.142 0.73 (0.64–0.82) 0.525 0.72 (0.64–0.80) 0.911
Yes 0.83 (0.79–0.88) 0.78 (0.74–0.83) 0.76 (0.72–0.81) 0.72 (0.68–0.77)
History of TB
No 0.86 (0.82–0.90) 0.019 0.82 (0.77–0.86) 0.001 0.78 (0.73–0.83) 0.122 0.79 (0.74–0.83)  < 0.001
Yes 0.75 (0.68–0.83) 0.66 (0.59–0.74) 0.71 (0.64–0.78) 0.63 (0.55–0.70)
Radiography system
JPI Healthcare 0.79 (0.71–0.86) 0.790 0.76 (0.69–0.83) 0.791 0.78 (0.70–0.86) 0.118 0.77 (0.71–0.84) 0.006
DRTECH 0.80 (0.75–0.84) 0.75 (0.70–0.80) 0.70 (0.65–0.75) 0.65 (0.60–0.71)

ROC AUC area under the receiver operating characteristic curve.

Significant values are in bold.

Chi-squared test.