Table 1.
Summary of results.
| Summary of Results | Cohort (n = 295) | Dual Mobility (n = 106) | Standard(n = 189) | P-value |
|---|---|---|---|---|
| Age, years (range) | 75 (38–98) | 76 (44–98) | 73 (38–93) | 0.026a |
| Approach, n (%) | Posterior 242 (82) | Posterior 102 (96) | Posterior 140 (74) | 0.001 c |
| Lateral 53 (18) | Lateral 4 (4) | Lateral 49 (26) | ||
| Dislocation, n (%) | 9 (3.0) | 1b (0.9) | 8 (4.2) | 0.115 c |
| Revision, n (%) | 5d (1.6) | 2 (1.8) | 3 (1.5) | 0.848 c |
| Post-operative Peri-prosthetic Fracture, n (%) | 6 (2.0) | 3 (2.8) | 3 (1.5) | 0.468 c |
| Mortality, n (%) | 29 (9.8) | 11 (10.3) | 18 (9.5) | 0.813c |
| Length of Follow up, months (range) | 42 (36–48) | 41 (36–48) | 42 (36–48) | 0.002a |
a
unpaired t-test.
b
dislocation of entire loose acetabular component due to loosening secondary to infection.
c
chi-squared test.
d
DMB one infection with complex dislocation, one periprosthetic fracture/CAB one recurrent instability, two periprosthetic fractures.