# Formula and source notes

The library records commonly published ordinal scoring systems as software data models. Implementations are intentionally small and deterministic; they do not encode treatment recommendations.

- Teasdale G, Jennett B. Assessment of coma and impaired consciousness: a practical scale. *The Lancet*, 1974. GCS.
- Rankin J. Cerebral vascular accidents in patients over the age of 60. *Scottish Medical Journal*, 1957. mRS.
- Hunt WE, Hess RM. Surgical risk as related to time of intervention in the repair of intracranial aneurysms. *J Neurosurg*, 1968. Hunt–Hess.
- Report of World Federation of Neurological Surgeons Committee, 1988. WFNS grading.
- Fisher CM et al. Relation of cerebral vasospasm to subarachnoid hemorrhage visualized by CT scanning. *Neurosurgery*, 1980. Fisher family grades.
- Hemphill JC et al. The ICH Score. *Stroke*, 2001. ICH Score.
- Barber PA et al. Imaging of the brain in acute ischemic stroke. *Neurology*, 2000. ASPECTS.

Exact institutional use should verify the chosen edition, local definition, and any modified criteria before adoption. This list is a provenance note, not a clinical guideline.