Table 5 Stem only unadjusted survival for the standard and short Exeter® stem subgroups
Time (Years) | Standard Exeter, n = 698 | DDH Exeter, n = 229 | No.1 Short Stem Exeter, n = 208 | Short Revision Stem, n = 227 | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
No. Risk | Events | Unadjusted Survival (95% CI) | No. Risk | Events | Unadjusted Survival (95% CI) | No. Risk | Events | Unadjusted Survival (95% CI) | No. Risk | Events | Unadjusted Survival (95% CI) | |
1 | 686 | 4 | 99.3% (98.7–99.9) | 225 | 2 | 99.1% (97.9–100.0) | 205 | 2 | 99.0% (97.7–100.0) | 222 | 4 | 98.2% (96.5–100.0) |
2 | 670 | 4 | 98.7% (97.9–99.5) | 209 | 2 | 98.2% (96.5–100.0) | 195 | 0 | 99.0% (97.7–100.0) | 213 | 1 | 97.8% (95.9–99.7) |
5 | 635 | 3 | 98.2% (97.3–99.2) | 148 | 1 | 97.6% (95.6–99.7) | 46 | 0 | 99.0% (97.7–100.0) | 163 | 1 | 97.3% (95.2–99.5) |
10 | 532 | 4 | 97.5% (96.4–98.7) | 18 | 2 | 96.1% (93.1–99.1) | 24 | 1 | 96.7% (94.2–99.2) | |||