Skip to main content

Table 1 Patient demographics and reasons for revision separated by bearing group

From: Mid-term progressive loosening of hydroxyapatite-coated femoral stems paired with a metal-on-metal bearing

Bearing

N

Collared stems

Age (SD)

Implantation time (SD) years

Gender

BMI (SD) kg/m2

Reasons for revision

MoM

10

0

52 (12)

4.9 (1.3)

5 M: 5F

30.9 (4.0)

Aseptic loosening (7)

Periprosthetic fracture (2)

High metal ions (1)

CoC

12

5

58.9 (6.4)

1.8 (1.7)

6 M: 6F

36.3 (13.2)

Infection (5)

Aseptic loosening (4)

Periprosthetic fracture (2)

Instability/malposition (1)

MoP

24

9

71.6 (11.6)

1.2 (1.6)

11 M: 13F

31.7 (7.0)

Periprosthetic fracture (9)

Infection (8)

Aseptic loosening (6)

Dislocation (1)