Table 1 Study groups

Number of patients (hips)

22

6

30

Gender (male:female)

8:14

1:5

13:17

Mean age in years (range)

71 (48 to 90)

66 (52 to 78)

71 (48 to 90)

Acetabular revision component (number of hips)

Burch-Schneider ring

7

1

11

Müller ring

13

4

15

Standard cup

2

1

4

Mean follow up in month (range)

21 (6 to 55)

28 (14 to 38)

23 (6 to 63)

Follow up

Alloantibodies to donor (Rh system**)

none

none

none

Mean Harris Hip Score (range)

79.5 (53 to 100)

86.3 (72 to 100)

80.6 (43 to 100)

Acetabular component tilting in ° (range)

1.37 (0.1 to 3.3)

1.00 (0.5 to 2.1)

1.29 (0 to 4,4)

Horizontal migration in mm (range)

2.17 (0.1 to 6.0)

2,27 (1.5 to 3.4)

2,01 (0.1 to 4.5)

Vertical migration in mm (range)

1.27 (0 to 4.2)

1.13 (0 to 2.1)

1,44 (0 to 4.2)

Graft remodeling rate (%)

100

100

100