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. 2023 Dec 7;7:77. doi: 10.1186/s41747-023-00388-z

Table 1.

Composition of the three datasets (total number of scans = 451) including information on voxel spacing and disease expression along all available time points

Dataset Training Validation Test
Number of scans 276 104 71
 Pretreatment scans 157 53 71
 Post-NACT scans 119 51 0
Patient age [years]
 Median 65.5 65.5 63
 Min–max 29–90 35–85 41–80
Pixel spacing [mm]
 Median 0.68 0.76 0.77
 Min–max 0.53–0.93 0.61–0.96 0.57–0.98
Slice thickness [mm]
 Median 5.0 5.0 5.0
 Min–max 1.25–5.0 1.5–5.0 2.0–7.5
Pelvic/ovarian tumour
 Number of scans showing tumour in this location 246 102 69
 Mean volume [cm3] 275 241 381
 Mean number of connected components 2.4 2.6 2.4
Omental tumour
 Number of scans showing tumour in this location 198 98 56
 Mean volume [cm3] 119 197 146
 Mean number of connected components 6.7 5.3 5.7

Due to the anonymisation of the datasets, no information on the ethnicity of the patients was prevalent and the patient age was not available in 14 out of 71 patients in the test data. Additional information on the acquisition settings of the computed tomography examination is given in the Supplementary Materials. NACT Neoadjuvant chemotherapy