Table 3 Cumulative incidence function of reoperation
Prosthesis size | CIF (95% CI) at year 1 | CIF (95% CI) at year 5 | CIF (95% CI) atyear 7,5 | CIF (95% CI) atyear 10 | CIF (95% CI) at year 15 |
|---|---|---|---|---|---|
19–23 | 0.62% (0.3–1.4) | 0.95% (0.5–1.8) | 2.46% (1.5–4.0) | 4.52% (3.0–6.8) | 12.8% (7.9–20.6) |
25–29 | 1,06% (0.5–2.4) | 2.01% (1.1–3.6) | 4.57% (2.9–7.1) | 5.84% (3.7–9.2) | 13.9% (8.0–23.5) |
All | 0.78% (0.4–1.4) | 1.34% (0.9.-2.1) | 3.24% (2.3–4.5) | 5.0% (3.7–6.8) | 13.3% (9.2–19.2) |