Table 3 Mortality and failure rate for aseptic and septic reasons for total hip arthroplasty after primary osteoarthritis and femoral neck fracture with corresponding 95% confidence intervals

Death of patient

Cumulative events (%)

(95% confidence interval)

Osteoarthritis

0.8 (0.7–1.0)

1.2 (1.0–1.3)

1.4 (1.2–1.6)

2.0 (1.8–2.1)

3.0 (2.8–3.3)

9.4 (8.9–9.9)

18.7 (17.8–19.7)

Femoral neck fracture

4.6 (4.3–4.8)

6.1 (5.8–6.4)

7.1 (6.8–7.5)

9.2 (8.9–9.6)

12.6 (12.1–13.0)

25.1 (24.4–25.8)

36.5 (35.5–37.5)

Aseptic failure

Cumulative events (%)

(95% confidence interval)

Osteoarthritis

0.6 (0.5–0.7)

0.7 (0.6–0.9)

0.8 (0.7–0.9)

0.9 (0.8–1.0)

1.0 (0.9–1.2)

1.3 (1.2–1.5)

1.7 (1.4–1.9)

Femoral neck fracture

1.5 (1.3–1.6)

2.0 (1.8–2.2)

2.2 (2.0–2.4)

2.4 (2.2–2.6)

2.6 (2.4–2.8)

3.3 (3.0–3.6)

3.8 (3.4–4.1)

Septic failure

Cumulative events (%)

(95% confidence interval)

Osteoarthritis

0.6 (0.5–0.7)

0.9 (0.7–1.0)

0.9 (0.8–1.0)

1.0 (0.8–1.1)

1.0 (0.9–1.2)

1.2 (1.0–1.3)

1.3 (1.1–1.4)

Femoral neck fracture

1.2 (1.1–1.4)

1.6 (1.4–1.8)

1.7 (1.5–1.9)

1.8 (1.6–2.0)

1.9 (1.7–2.1)

2.2 (2.0–2.4)

2.4 (2.1–2.7)