Table 2:

Safety and efficacy outcomes

VariableValue
Procedure
    Patients (No.)21
    Patients with technically feasible AVMs (No.) (%)19 (90.5%)
    Procedure-related complications (No.) (%)6 (28.6)
        Transient4 (19.0)
        Permanent, nondisabling0 (0)
        Permanent, disabling1 (4.8)
        Death1 (4.8)
        Non-neurologic0 (0)
Follow-up
    Immediate obliteration after procedure (No.) (%)
        In 19 patients with technically feasible AVMs16 (84.2)
        In all 21 patients16 (76.2)
    Imaging follow-up of patients (No.)14
        Follow-up time (median) (range)5.5 (3–15)
        Obliteration at follow-up (No.) (%)13 (92.9)
        Stable1 (7.1)
        Recanalization0 (0)
    Clinical follow-up of patients within 1 mo (No.)21
        Events6
        Stroke6
        Others0
    Clinical follow-up of patients beyond 1 mo (No.)20
        The latest follow-up time (median) (range)15 (2–26)
        Events (No.)1
        Epilepsy1
        Others0
        The latest mRS
            0–219
            3–51
            60