Table 5.

Multivariable Poisson regression analysis of potential risk factors influencing the risk of pulmonary embolism (PE)

Potential risk factor	RR (95% CI)
Cemented and hybrid THA	3.9 (1.2–13)
Pharmacologically treated cardiovascular disease	1.9 (0.7–5.3)
Pharmacologically treated pulmonary disease	1.0 (0.2–4.8)
History of venous thromboembolism	2.0 (0.6–6.6)
BMI ≥ 35	5.7 (1.6–20)
Use of mobility aid	1.6 (0.6–4.4)
Age (per 10 years)	1.6 (0.6–4.2)