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Table 1:

Comparison of AVM size, reduction in one session, and age of patients with and without a bleeding complication

All Patients(All Interventions)Patients with Bleeding (Interventions with Bleeding)
AVM size <3 cm326/66 (36/125)6/6 (6/7)
AVM reduction >60%30/66 (32/125)5/6 (6/7)
Age of patients >50 y13/66 (22/125)3/6 (3/7)