| 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 |
[10] Rocuronium: Mason MA, Weant KA, Baker SN. Rapid Sequence Intubation Medication Therapies - A Review in Light of Recent Drug Shortages. Advanced Emergency Nursing Journal. 2013; 35 (1): 16-25. AND Rocuronium package insert, Merck and Co.,Inc. 2010.