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Table 1 Characteristics of 41 patients.

From: Long-term results of breast conservation and immediate volume replacement with myocutaneous latissimus dorsi flap

Characteristic

Value

IC-95%

Age (years)

  

Median (SD)

44 (7.5)

41.7 to 46.3

Range

22-58

 

Breast volume a (cc)

  

Median (SD)

705.4 (294.0)

605.1 to 805.7

Patient with breast volume n, (%)

  

< 500

8 (24.2)

12.8 to 41.0

500-1000

22 (66.7))

49.6 to 80.2

< 1000

3 (9.1)

3.1 to 23.6

NC

8

 

Size of tumor* (mm)

  

Median (SD)

22 (11.25)

18.4 to 25.6

Range

0-45

 

Estimated volume of resection ° (cc)

  

Median (SD)

47 (36.33)

35.3 to 58.7

Percentage of total breast volume

  

Median (SD)

8.5 (7.66)

5.8 to 11.3

Patients n, (percentage)

  

0-10%

21 (70)

52.1 to 83.3

10-20%

5 (16.7)

7.3 to 33.6

> 20%

4 (13.3)

5.3 to 29.7

NC

11

 

Distribution of tumor through the breast (no. patients)

  

Upper outer quadrant

19

 

Inferior inner quadrant

1

 

Inferior outer quadrant

3

 

Intersection upper quadrants

9

 

Intersection inferior quadrants

2

 

Intersection outer quadrants

4

 

Intersection inner quadrants

3

 

Multifocal

  

Yes

8 (19.5)

10.2 to 34.0

No

33 (80.5)

66.0 to 89.8

Histologic subtype of invasive carcinoma (no. of patients)

  

Ductal

27

 

Lobular

10

 

Solid

1

 

Apocrine

1

 

Phyllodes

1

 

Mixed

1

 
  1. aVolume of the breast was calculated using the formula 1/3 pi H RccRol, (H) height and (Rol) radius measurements were taken from oblique mammogram projection and Rcc radius from craneocaudal one.
  2. * Tumor size was defined as the largest dimension recorded on mammogram or magnetic resonance imaging (MRI); in 19 patients who were treated preoperatively with chemotherapy this measurement was taken from the MRI or mammogram once the treatment was finished or interrupted.
  3. °Estimated volume of resection was determined using the formula 4/3 pi (tumor size/2 + 1)3.
  4. SD: standard deviation, CI: Confidence interval, NC: not confirmed