| 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 |
[44] Moxifloxacin: Sun T, Sun L, Wang R, Ren X, Sui DJ, Pu C, Ren Y, Liu Y, Yang Z, Li F. Clinical efficacy and safety of moxifloxacin versus levofloxacin plus metronidazole for community-acquired pneumonia with aspiration factors. Chin Med J (Engl). 2014;127(7):1201-5. http://www.ncbi.nlm.nih.gov/pubmed/24709166
Moxifloxacin: Ott SR, Allewelt M, Lorenz J, Reimnitz P, Lode H; German Lung Abscess Study Group. Moxifloxacin vs ampicillin/sulbactam in aspiration pneumonia and primary lung abscess.Infection. 2008 Feb;36(1):23-30. http://www.ncbi.nlm.nih.gov/pubmed/18231720