Wang 2004.

Methods	Prospective comparative randomized trial
Participants	Chinese children between 3 months and 6 years of age
Interventions	Ceftriaxone 50 mg/kg single intramuscular dose versus amoxicillin/clavulanate 45 mg/kg/day 3 times daily for 10 days
Outcomes	Absence or improvement of signs and symptoms at day 11 and day 28 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

d: day; GI: gastrointestinal; RCT: randomized controlled trial