Kafetzis 1997.

Methods	RCT
Participants	Greek multicentre trial of children 2 to 172 months old
Interventions	Cefprozil 30 mg/kg/day twice daily for 5 days versus cefprozil 30 mg/kg/day twice daily for 10 days
Outcomes	Absence or improvement of signs and symptoms at 7 to 14 days and 28 to 32 days after study entry
Notes
Risk of bias
Bias	Authors' judgement	Support for judgement
Blinding (performance bias and detection bias) Treatment failure at 1 month or less	High risk
Incomplete outcome data (attrition bias) Treatment failure at 1 month or less	Low risk
Selective reporting (reporting bias)	Low risk
Other bias	Unclear risk	Funding not reported