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Table 5 Bleeding events incidence

From: Incidence of venous thromboembolism and bleeding events in patients with lower extremity orthopedic surgery: a retrospective analysis of a Japanese healthcare database

Type of surgery TKA THA HFS Rupture of Achilles tendon Simple fracture of lower extremities
n = 5023 n = 3856 n = 20,991 n = 572 n = 6639
n % 95% CI n % 95% CI n % 95% CI n % 95% CI n % 95% CI
Bleeding requiring blood transfusion events 37 0.7 0.5–1.0 39 1.0 0.7–1.3 276 1.3 1.2–1.5 0 40 0.6 0.4–0.8
 Intracranial bleeding events 1 0.0 0.0–0.1 2 0.1 0.0–0.1 36 0.2 0.1–0.2 0 17 0.3 0.1–0.4
 Intraocular bleeding events 2 0.0 0.0–0.1 0 8 0.0 0.0–0.1 0 5 0.1 0.0–0.1
 Upper gastrointestinal bleeding events 7 0.1 0.0–0.2 3 0.1 0.0–0.2 74 0.4 0.3–0.4 0 14 0.2 0.1–0.3
 Lower gastrointestinal bleeding events 2 0.0 0.0–0.1 0 21 0.1 0.0–0.1 0 2 0.0 0.0–0.1
 Any bleeding events 48 1.0 0.7–1.2 43 1.1 0.8–1.4 386 1.8 1.7–2.0 0 74 1.1 0.9–1.4
  1. Abbreviations are the same as Table 1