only marginally significantp = 0.049
No significant difference was observed concerning the patient body index mass ( p = 0.384), blood group ( p = 0.403), presentation ( p = 0.322), AVM size ( p = 0.585), grading ( p = 0.403), location ( p = 0.944), hemorrhage ( p = 0.629), duration of surgery ( p = 0.756), blood loss ( p = 0.237), arterial blood supply ( p = 0.099), recurrent rate ( p = 0.706), or follow-up ( p = 0.677), and the difference in duration of hospital stay was only marginally significant ( p = 0.049).