Table 2 Surgery-related characteristics

Only stem revision, n

7

3

 Operation duration, min (SD)

101 (22)

97 (12)

 Blood transfusion volume, mL (SD)

520 (160)

460 (120)

Total hip revision, n

51

15

 Operation duration, min (SD)

124 (49)

125 (50)

 Blood transfusion volume, mL (SD)

780 (500)

760 (500)

Cement stem before revision, n

6

1

Extended trochanteric osteotomy, n

8

3

Paprosky classification of acetabular bone defects, n

 I

17

8

 IIA

8

2

 IIB

6

N/A

 IIC

10

3

 IIIA

5

N/A

 IIIB

5

2

Reinforced devices

 Augments

4

N/A

 Cage

3

N/A

 Multicup

9

4