Ref (type)	Population	Outcome, Interventions	Results and statistical analysis	Effect size	Favours
Successful de-waxing
RCT	100 people in secondary care with ear wax preventing inspection of the tympanic membrane	Proportion of people successfully de-waxed after one procedure 45/50 (90%) with endoscopic vision 48/50 (96%) with microscopic vision	Significance not assessed Possible bias; for full details see Further information on studies