Survey questions

1) Do you routinely prescribe AEDs for prophylaxis in patients with a newly diagnosed intrinsic brain tumour? [Options: yes; no]

2) Starting with the most frequent, number your commonly prescribed first-line AEDs [Options: phenytoin; levetiracetam; sodium valproate; lamotrigine; carbamazepine]

3) What is your duration of prescription? (answer to the closest duration) [Options: 1 week; 6 weeks; 3 months; 6 months; indefinitely]

4) Which of the following factors influence your decision on prescribing prophylactic AEDs in a patient with a newly diagnosed intrinsic brain tumour? [Options: tumour location; previous seizures; presence of oedema; presence of haemorrhage; patient’s age]