Influence of obesity and IBD on the relative risk of a first episode of VTE. (A) Meta-analysis of the influence of obesity (BMI >30 mg/m²) on VTE risk. Reproduced from Ageno et al.¹⁰  (B) Meta-analysis estimating the risk of VTE in patients with IBD. Reproduced from Nguyen et al.⁴²  CI, confidence interval.