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Table 3 Breakdown of dataset by experiment

From: Intratumoral and peritumoral radiomics for the pretreatment prediction of pathological complete response to neoadjuvant chemotherapy based on breast DCE-MRI

 

Experiment 1: training

Experiment 1: testing

Experiment 2: HR+, HER2−

Experiment 3: TN/HER2+

Number of patients

78

39

70

47

Type of pathological response

 pCR

24

12

10

26

 Non-pCR

54

27

60

21

Receptor group

 HR+, HER2−

46

24

70

0

 TN/HER2+

32

15

0

47

Scanner strength

 1.5 T

63

27

54

36

 3 T

15

12

16

11

  1. Abbreviations: HER2 Human epidermal growth factor receptor 2, HR Hormone receptor, pCR Pathological complete response, TN Triple-negative