| Level I | Good quality evidence |
Systematic review of RCTs with consistent findings High quality individual RCT |
| Level II | Limited quality patient orientated evidence |
Systematic review of lower quality studies or studies with inconsistent findings Low quality clinical trial Cohort studies Case-control studies |
| Level III | Other | Consensus guidelines, extrapolations from bench research, usual practice, opinion, disease-oriented evidence (intermediate or physiologic outcomes only), or case series |
[38] Thiopental, IV: Minicucci F, Muscas G, Perucca E, Capovilla G, Vigevano F, Tinuper P. Treatment of status epilepticus in adults: guidelines of the Italian League against Epilepsy. Epilepsia. 2006;47Suppl 5:9-15. http://www.ncbi.nlm.nih.gov/pubmed/17239099
Thiopental, IV: NICE Clinical Guideline 137. The epilepsies: the diagnosis and management of the epilepsies in adults and children in primary and secondary care. Issued Jan 2012; modified Jan 2015. http://guidance.nice.org.uk/cg137
Thiopental, IV: South African Medicines Formulary. 12th Edition. Division of Clinical Pharmacology. University of Cape Town, 2016.