Table 2.
Cumulative incidence of revision TKA or reoperation for all reasons and mortality rate
| Variable | Followup (years) | |||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0.5 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | |
| Cumulative incidence for revision or reoperation TKA (%) | 0.8 | 1.2 | 1.9 | 2.3 | 2.8 | 3.1 | 3.4 | 3.5 | 3.9 | 4.2 | 4.4 | 4.7 | 5.4 | 5.6 | 5.9 | 6.1 |
| 95% CI | 0.6–0.9 | 1.0–1.4 | 1.6–2.1 | 2.0–2.6 | 2.5–3.1 | 2.7–3.5 | 3.0–3.8 | 3.1–3.9 | 3.4–4.3 | 3.7–4.7 | 3.9–5.0 | 4.1–5.2 | 4.6–6.1 | 4.8–6.4 | 4.9–6.8 | 5.1–7.1 |
| Kaplan-Meier estimate for mortality (%) | 0.6 | 1.1 | 2.4 | 4.2 | 5.9 | 8.6 | 11.7 | 15.0 | 18.6 | 22.7 | 28.0 | 32.4 | 36.0 | 40.3 | 46.5 | 52.1 |