Table 3

 Risk of malignancies in patients with Wegener’s granulomatosis28

CancerStandardised incidence ratio (95% CI)
Bladder cancer4.8 (2.6 to 8.1)
Squamous cell carcinoma7.3 (4.4 to 12)
Leukemias5.7 (2.3 to 12)
Lymphomas4.2 (4.2 to 8.3)