Table 1.

Imaging Protocol Specification.

Imaging technique	Scan protocol
Preoperative 3 T MRI	3D T1, 200 slices, slice distance 0.9 mm + T2, axial, coronal and sagittal planes, 30 slices, slice distance 2 mm, matrix size: 260 × 320 × 160, voxel size: 0.75 mm × 0.75 mm × 1 mm
Preoperative CT	Axial planes, 2 mm slice distance, 60 slices, matrix size: 512 × 512 × 64, voxel size: 0.488 mm × 0.488 mm × 2 mm
Intraoperative CT	Axial planes, 0.5 mm slice distance, 270 slices with image reconstruction for brain parenchyma and (early) hematoma assessment (5 mm connecting slices using the soft tissue algorithm), matrix size: 512 × 512 × 297, voxel size: 0.488 mm × 0.488 mm × 0.5 mm
Postoperative 1.5 T MRI	Axial and coronal planes, 30 and 15 slices respectively, 2.2 mm slice distance, matrix size: 290 × 320 × 27, voxel size: 0.719 mm × 0.719 mm × 2.2 mm