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Table 2 Results of the ductal cancer progression model from ref. 1 , applied to here presented patients

From: A model of immunohistochemical differences between invasive breast cancers and DCIS lesions tested on a consecutive case series of 1248 patients

Ductal breast cancer (DC) types

Ductal breast cancer types

Total

Luminal A

Luminal B1

Luminal B2

HER2+

Triple-negative

DCIS

A

34

6

12

10

6

68

IDC

B

363

340

198

125

154

1180

Number of all DC (A + B)

C

397

346

210

135

160

1248

% of cancer types in all DC

 

31.81%

27.72%

16.83%

10.82%

12.82%

100.00%

Probability of progression at the time of diagnosis (B/C)

p

91.44%

98.27%

94.29%

92.59%

96.25%

94.55%

Number of progression t1/2 spent till the time of diagnosis log(1-p)/log(1/2)

 

3.55

5.85

4.13

3.75

4.74

4.20

Relative rate of progression from DCIS to IDC

 

84.46%

139.35%

98.36%

89.45%

112.84%

100.00%

Pooled reported DCIS and IDC data from ref. 1

Type

Luminal A

Luminal B

HER2+

Triple-negative

Total

 

DCIS

153

53

96

26

328

 

IDC

124

68

31

109

332

 

Total

277

121

127

135

660

 

Simulated population of all ductal breast cancer patients with 5% DCIS

2480.61

1329.43

677.90

2072.05

6560

 

% of cancer types in simulated population

37.81%

20.27%

10.33%

31.59%

100.00%

 

Probability of progression at the time of diagnosis

93.83%

96.01%

85.84%

98.75%

95.00%

 

Number of progression t1/2 spent till the time of diagnosis

4.02

4.65

2.82

6.32

4.32

  1. The fastest in tissue invasion were Luminal B1 cancers and then the triple-negative cancers. Based on relative rates of tissue invasion it seems that criteria for Luminal B1 have really identified the most aggressive breast cancers.