Table 1 Description and properties for each dataset
Dataset | Time period | Overview |
|---|---|---|
Training | Between 1 January 2018 and 31 December 2019 | The training set contains 10965 samples. 10134 of these blood samples were taken with negative BC results (92.42%), and 831 were drawn with positive BC results (7.58%). |
Internal validation | Between 1 January 2020 and 31 May 2020 | This set contains 318 samples. 292 of these blood samples were drawn with negative BC results (91.82%), and 26 were drawn with positive BC results (8.18%). |
External validation | Between 1 January 2020 and 31 May 2020 | This set contains 1245 samples. 1138 of these blood samples were drawn with negative BC results (91.41%), and 107 were drawn with positive BC results (8.59%). |