Table 1.
Comparison of basic data between the two groups.
| Classification | Modular group | Nonmodular group | P values |
|---|---|---|---|
| Age (years) | 69.1 ± 7.5 (49–82) | 67.6 ± 7.9 (50–83) | 0.100 |
| Gender (female/male) | 48/60 | 50/60 | 0.136 |
| BMI (kg/m2) | 26.1 ± 2.8(19.15–32.30) | 25.9 ± 2.5(20.74–31.99) | 0.833 |
| Initial replacement to repair time (months) | 12.6 ± 6.0 (1–27) | 11.0 ± 6.7 (0.08–25) | 0.057 |
| Reasons for revision (n) | 0.583 | ||
| Aseptic loosening | 96 | 95 | |
| Periprosthetic fractures | 6 | 5 | |
| Dislocation | 6 | 10 | |
| Paprosky femoral defect (n) | 0.347 | ||
| I | 18 | 20 | |
| II | 54 | 60 | |
| IIIA | 24 | 25 | |
| IIIB | 12 | 5 | |
| ASA classification (n) | 0.168 | ||
| I | 6 | 10 | |
| II | 90 | 80 | |
| III | 12 | 20 | |
| Combined acetabular revision(n) | 96 | 105 | 0.071 |
| VAS score (score) | 7.6 ± 1.3 (6–10) | 7.5 ± 1.1 (6–10) | 0.839 |
| Harris score (score) | 40.5 ± 6.1 (29–52) | 40.1 ± 6.6 (27–52) | 0.774 |
| Preoperative limb length discrepancy (mm) | 18.7 ± 6.6 (5–33) | 20.3 ± 6.1 (5–32) | 0.071 |