Study	Reason for exclusion
Chan 2008	STUDY DESIGN: Case series
Gerlinger 2009	POPULATION: Post‐surgical population ‐ all participants underwent surgery at the start of the trial
Gupta 2007	POPULATION: Post‐surgical population ‐ all participants had surgery at the start of the trial prior to randomisation
Hashemi 2014	STUDY DESIGN: Case series
Helbling 2006	STUDY DESIGN: Case series
Hofman 2004	STUDY DESIGN: Case series
IRCT138706101138N1	POPULATION: Post‐surgical population ‐ all patients underwent surgery at the start of the trial
Jiang 2015	POPULATION: Post‐surgical population ‐ all patients underwent surgery 1 month prior to randomisation (6‐week limit)
Joshi 2007	STUDY DESIGN: Case series
Khalil 2011	POPULATION: Post‐surgical population ‐ all patients underwent surgery at the start of the trial
Lopatin 2007	POPULATION: Post‐surgical population ‐ all patients underwent surgery at the start of the trial
NCT02285283	POPULATION: Post‐surgical population ‐ all patients will undergo surgery. Clinical trial protocol ‐ no information regarding whether this trial has completed.
Nikakhlagh 2015	POPULATION: Post‐surgical population ‐ all participants underwent surgery before the start of the trial (within 6 weeks)
Panda 2012	POPULATION: Post‐surgical population ‐ all patients underwent surgery at the start of the trial
Patro 2015	COMPARISON: All participants in the control group underwent surgery immediately
Ravikumar 2011	POPULATION: Post‐surgical population ‐ all participants underwent surgery as part of the trial.
Ricchetti 2002	STUDY DESIGN: Non‐randomised trial
Ricchetti 2002b	STUDY DESIGN: Case series
Rojita 2017	POPULATION: Post‐surgical population ‐ all patients underwent surgery at the start of the trial
Somu 2015	POPULATION: Post‐surgical population ‐ all patients underwent surgery during the trial
Thamboo 2011	STUDY DESIGN: Randomised by side of nose INTERVENTION: Honey (with antimicrobial and antifungal properties)
Verma 2016	POPULATION: Control group underwent immediate surgery. No pre‐operative comparisons were made.
Zhang 2012	POPULATION: Post‐surgical population ‐ all patients underwent surgery during the trial