Table 3– Cox regression analysis with odds ratios for prespecified variables of potential influence on bleeding
OR (95% CI)p-value
Age1.01 (0.99–1.03)0.44
Male sex0.90 (0.44–1.84)0.77
INR 2.5–3.51.16 (0.49–2.76)0.74
INR 3.0–4.00.74 (0.37–1.48)0.40
Acenocoumarol1.70 (0.77–3.75)0.19

  • INR: international normalised ratio. INR values are compared to the reference category of 2.0–3.0. Acenocoumarol is compared to fenprocoumon.