Complications

Mastectomy = yes (%)

Mastectomy = no (%)

Odds ratio

p-value

Lymphedema

19.3

11.9

1.758

0.175

Seroma

19.8

16.4

1.256

0.546

Paresthesia

6.4

7.5

0.850

0.769

Pain

41.7

43.3

0.938

0.823

Weakness

9.1

6.0

1.575

0.426

Cellulitis

3.7

6.0

0.613

0.442

Necrosis

12.8

14.9

0.839

0.666

Survival

89.8

97.0

0.272

0.067