Table 1 Patient characteristics

From: Toward real-time margin assessment in breast-conserving surgery with hyperspectral imaging

Characteristic

No. of patients (%)

Mean ± STD

Age, years

 

57 ± 11

< 50

52 (25)

 

50-59

73 (36)

 

60-69

45 (22)

 

\(\ge\) 70

34 (17)

 

TNM staging, pT

  

0

37 (18)

 

1

135 (66)

 

2

30 (15)

 

3

2 (1)

 

Menopausal stage

  

Pre

44 (22)

 

Peri

18 (9)

 

Post

118 (58)

 

Unknown

24 (12)

 

Breast side

  

Left

100 (49)

 

Right

104 (51)

 

Breast density, ACR1 score

  

1

15 (7)

 

2

78 (38)

 

3

82 (40)

 

4

24 (12)

 

Unknown

5 (2)

 

Neoadjuvant therapy2

  

Chemotherapy

22 (11)

 

Hormone therapy

14 (7)

 

Immunotherapy

2 (1)

 

None

166 (81)

 

Size lumpectomy, cm3

 

56 ± 55

Mass lumpectomy, g

 

26 ± 27

  1. 1American college of radiology score; 1 = almost entirely fatty. 2 = scattered fibroglandular densities. 3 = heterogeneously dense. 4 = extremely dense.
  2. 2Only patients with either no or partial tumor response to neoadjuvant therapy were included.
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