Ref (type)	Population	Outcome, Interventions	Results and statistical analysis	Effect size	Favours
Symptoms of AOM
RCT 4-armed trial	171 children, aged 2 to 12 years with AOM	Pain 24 hours 26/36 (72.2%) with myringotomy only 29/40 (72.5%) with no treatment	P value not reported Reported as not significant for myringotomy v no treatment		Not significant
RCT 4-armed trial	171 children, aged 2 to 12 years with AOM	Pain 7 days 31/35 (89%) with myringotomy only 34/38 (90%) with no treatment	P value not reported Reported as not significant for myringotomy v no treatment		Not significant