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. 2012 Sep 12;2012(9):CD004418. doi: 10.1002/14651858.CD004418.pub4

Kalbermatter 2000.

Methods Randomized
Participants Adults (mean age: 69 years) 
 Hospitalized 
 CAP; severe pneumonia was excluded
Interventions Atypical: PO levofloxacin 500 mg X 2/d 
 Non‐atypical: IV amoxicillin/clavulanate 1 G X 3/d 
 IV ceftriaxone 1 G X 2/d
Outcomes Success = clinical and radiological 
 Modification = failure
Notes 3 arms, amoxicillin/clavulanate and ceftriaxone calculated together as non‐atypical arm 
 Study in Spanish
Risk of bias
Bias Authors' judgement Support for judgement
Random sequence generation (selection bias) Unclear risk Not described
Allocation concealment (selection bias) Unclear risk Not described
Incomplete outcome data (attrition bias) 
 Mortality Low risk All patients evaluated
Incomplete outcome data (attrition bias) 
 Failure Low risk All patients evaluated
Selective reporting (reporting bias) Low risk Not identified
Other bias Unclear risk Not identified
Blinding of participants and personnel (performance bias) 
 All outcomes High risk None
Blinding of outcome assessment (detection bias) 
 All outcomes High risk None