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Table 1 The patient characteristics were similar between the two groups, except for the familial history of cancer

From: Quilting suture is better than conventional suture with drain in preventing seroma formation at pectoral area after mastectomy

  

Conventional suture n = 119

Quilting suture n = 116

P value

Age (years)

Mean (SD)

50.8 (11.7)

52.7 (9.9)

0.205

BMI (kg/m2)

Mean (SD)

22.9 (2.8)

22.7 (2.9)

0.481

Hypertension

n(%)

11 (9.2)

20 (17.2)

0.070

Diabetes

n(%)

3 (2.5)

4 (3.4)

0.676

Smoking

n(%)

1 (0.8)

3 (2.6)

0.301

Menopause

n(%)

60 (50.4)

69 (59.5)

0.163

Familial history of cancer

n(%)

10 (8.4)

24 (20.7)

0.007

Neoadjuvant chemotherapy

n(%)

24 (20.2)

23 (19.8)

0.948

Surgery

 ME+SLN

n(%)

19 (16.0)

18 (15.5)

0.925

 ME+ALND

n(%)

100 (84.0)

98 (84.5)

 

TNM stage

 I

n(%)

27 (22.7)

37 (31.9)

0.235

 II

n(%)

81 (68.1)

67 (57.8)

 

 III

n(%)

11 (9.2)

12 (10.3)

 
  1. BMI Body mass index (calculated as weight in kilograms divided by height in meters squared), ME Mastectomy, SLN Sentinel lymph node biopsy, ALND Axillary lymph node dissection, SD Standard deviation; Discrete variables used χ2 test or Fisher exact test; continuous variables t test or Wilcoxon rank-sum test