Kohno 2011.

Methods	Randomized, open‐label, non‐inferiority study Multicenter
Participants	Adults (mean age: 58.5) CAP mild to severe (70% moderate)
Interventions	Atypical: IV levofloxacin 500 mg X 1/d for 7 to 14 days Non‐atypical: IV ceftriaxone 1 G X 2/d for 7 to 14 days
Outcomes	Success: clinical, radiological and laboratory
Notes	Study in Japanese
Risk of bias
Bias	Authors' judgement	Support for judgement
Random sequence generation (selection bias)	Low risk	Central, registration control system
Allocation concealment (selection bias)	Low risk	Evaluator center, randomly allocated patients
Incomplete outcome data (attrition bias) Mortality	High risk	200/260 patients evaluated
Incomplete outcome data (attrition bias) Failure	High risk	200/260 patients evaluated
Selective reporting (reporting bias)	Low risk	Not identified
Other bias	Low risk	Not identified
Blinding of participants and personnel (performance bias) All outcomes	High risk	Open label trial
Blinding of outcome assessment (detection bias) All outcomes	Low risk	A separate party committee evaluated the effects of the drugs, not knowing which drug had been used