| 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 |
[12] Lidocaine. 1-2%, infiltration:Aksel G, Güler S, Doğan N, Corbacioğlu S. A randomized trial comparing intravenous paracetamol, topical lidocaine, and ice application for treatment of pain associated with scorpion stings. Hum ExpToxicol. 2014 Oct 10. pii: 0960327114551394. [Epub ahead of print] http://www.ncbi.nlm.nih.gov/pubmed/25304965
Lidocaine. 1-2%, infiltration: Paediatric Hospital level STGs and EML, 2013. 2013. http://www.health.gov.za/
Lidocaine. 1-2%, infiltration: Chippaux JP. Emerging options for the management of scorpion stings. Drug Des Devel Ther. 2012;6:165-73. http://www.ncbi.nlm.nih.gov/pubmed/22826633