F10 and subarachnoid hemorrhage: Thus, the included bleeding types (spontaneous intracerebral haemorrhage, spontaneous subarachnoid haemorrhage, traumatic intracerebral haemorrhage or subarachnoid haemorrhage and traumatic subdural haemorrhage) will be studied separately as well as in relation to each OAC reversal group (reversal of dabigatran, FXa inhibitors and VKAs, respectively) (figure 1).