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Table 1 Patient Demographics

From: Axillary lymph node dissection for breast cancer utilizing Harmonic Focus®

 

Control n = 13

Harmonic n = 28

P value

Age at Diagnosis

49.4

52

P = 0.415

BMI

25

31.1

P = 0.090

Ethnicity

  

P = 0.234

White

43% (n = 5)

21% (n = 6)

 

Black

21% (n = 3)

42% (n = 12)

 

Hispanic

29% (n = 4)

25% (n = 7)

 

Asian

0

11% (n = 3)

 

Other

7% (n = 1)

0

 

Tumor Size

3.4

3.91

P = 0.545

Clinical T Stage

  

P = 0.222

T1

N = 6

N = 6

 

T2

N = 2

N = 11

 

T3

N = 4

N = 6

 

T4

N = 1

N = 5

 

Histology

  

P = 0.378

Invasive ductal

11 (79%)

24 (86%)

 

Invasive lobular

1 (14%)

2 (7%)

 

Other

1 (7%)

0

 

Combination

0

2 (7%)

 

Type of Surgery

  

P = 0.566

PM

5

10

 

TM

8

18

 

Neoadjuvant chemotherapy

43% (n = 6)

32% (n = 9)

P = 0.614

Adjuvant chemotherapy

78% (n = 11)

79% (n = 22)

P = 0.601

  1. BMI = body mass index PM = partial mastectomy, TM = total mastectomy