Table 4 Comparison of risk factors for revision for all endpoints addressed by at least three studies
From: Risk factors for revision of primary total hip arthroplasty: a systematic review
Risk factor | Studies reporting on a risk factor for each endpoint: total number, number reporting a statistically significant (p≤.05) increased (+) or decreased (—) risk of revision, and number with no significant association (p>.05) | |||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Revision (any) | Aseptic loosening | Infection | Dislocation | |||||||||||||
N | p≤.05 | p>.05 | N | p≤.05 | p>.05 | N | p≤.05 | p>.05 | N | p≤.05 | p>.05 | |||||
+ | — | + | — | + | — | + | — | |||||||||
Demographic and Clinical Factors | ||||||||||||||||
Young age | 26: | 15 | 2 | 9 | 12: | 8 | 0 | 4 | 5: | 0 | 0 | 5 | 4: | 0 | 2 | 2 |
Male sex | 18: | 7 | 1 | 10 | 10: | 5 | 1 | 4 | 6: | 5 | 0 | 1 | — | |||
Higher BMI/weight | 5: | 0 | 0 | 5 | — | — | — | |||||||||
Higher Charlson score | 5: | 5 | 0 | 0 | — | — | — | |||||||||
Underlying Diagnosis | ||||||||||||||||
RA (vs. OA) | 9: | 3 | 0 | 6 | 3: | 0 | 1 | 2 | 6: | 1 | 0 | 5 | 3: | 1 | 0 | 2 |
AVN (vs. OA) | 8: | 5 | 1 | 2 | — | 3: | 1 | 0 | 2 | — | ||||||
RA (vs. AVN) | 4: | 0 | 0 | 4 | — | 3: | 0 | 0 | 3 | — | ||||||
DDH (vs. RA) | — | — | — | 3: | — | 0 | 3 | |||||||||
Surgical and Implant-Related Factors | ||||||||||||||||
Uncemented (vs. cem) | 10: | 5 | 2 | 3 | 6: | 3 | 3 | 0 | 4: | 0 | 1 | 3 | — | |||
Hybrid (vs. cem) | 4: | 2 | 0 | 2 | — | — | — | |||||||||
Hybrid (vs. uncem) | 4: | 1 | 2 | 1 | — | — | — | |||||||||
Larger femoral head | 3: | 2 | 0 | 1 | — | — | 3: | 0 | 3 | 0 | ||||||
Uncem (vs. cem AL)* | — | — | 3: | 1 | 0 | 2 | — | |||||||||
Cem NA (vs. uncem) | — | — | 3: | 3 | 0 | 0 | — | |||||||||
Cem NA (vs. cem AL) | — | — | 3: | 3 | 0 | 0 | — | |||||||||
Longer operating time | — | — | 4: | 3 | 0 | 1 | — | |||||||||
Posterior surgical approach (vs. lateral) | — | — | — | 3: | 2 | 0 | 1 | |||||||||
Health Care Provider-Related Factors | ||||||||||||||||
Lower hospital volume | 6: | 1 | 0 | 5 | — | — | — | |||||||||
Lower surgeon volume | 4: | 3 | 0 | 1 | — | — | — | |||||||||