All

Limb

Pelvis

n

(%)

n

(%)

n

(%)

Total

3255

(100)

3116

(95.7)

139

(4.3)

Sex

Male

1740

(53.5)

1667

(53.5)

73

(52.5)

Female

1515

(46.5)

1449

(46.5)

66

(47.5)

Age (years)

≤59

1400

(43.0)

1323

(42.5)

77

(55.4)

60 - 69

749

(23.0)

717

(23.0)

32

(23.0)

70 - 79

713

(21.9)

686

(22.0)

27

(19.4)

≥80

393

(12.1)

390

(12.5)

3

(2.2)

Bone tumor

330

(10.1)

235

(7.5)

95

(68.3)

Soft tissue tumor

2925

(89.9)

2881

(92.5)

44

(31.7)

Prosthetic joint replacement

104

(3.2)

97

(3.1)

7

(5.0)

Free vascularized multi-tissue graft

37

(1.1)

35

(1.1)

2

(1.4)

Preoperative vascular embolization

36

(1.1)

28

(0.9)

8

(0.2)

Distant metastasis

118

(3.6)

115

(3.7)

3

(2.2)

Blood transfusion (ml)

0

2750

(84.5)

2687

(86.2)

63

(45.3)

1 - 999

312

(9.6)

287

(9.2)

25

(18.0)

1000 - 2499

137

(4.2)

104

(3.3)

33

(23.7)

≥2500

56

(1.7)

38

(1.2)

18

(12.9)

Hemodialysis

20

(0.6)

18

(0.6)

2

(1.4)

Diabetes

248

(7.6)

235

(7.5)

13

(9.4)

Chemotherapy

291

(8.9)

272

(8.7)

19

(13.7)

Duration of anesthesia (min)

1 - 119

511

(15.7)

502

(15.4)

9

(6.5)

120 - 239

1420

(43.6)

1400

(43.0)

20

(14.4)

240 - 359

622

(19.1)

586

(18.0)

36

(25.9)

360 - 479

295

(9.1)

269

(8.3)

26

(18.7)

≥480

344

(10.6)

296

(9.1)

48

(34.5)

No record

63

(1.9)

63

(1.9)

0

(0.0)

In-hospital death

19

(0.6)

18

(0.6)

1

(0.7)

Postoperative complications

282

(8.7)

256

(8.2)

26

(18.7)

Acute renal failure

3

(1.1)

3

(1.2)

0

(0.0)

Venous thromboembolism

70

(24.8)

64

(25.0)

6

(23.1)

Pneumonia

6

(2.1)

6

(2.3)

0

(0.0)

Surgical site infection

218

(77.3)

197

(77.0)

21

(80.8)

Wound dehiscence

32

(1.0)

28

(0.9)

4

(2.9)