McCue 2005.

Methods	Identification of subsequent full‐length publications Searched electronic database PubMed; date of search not reported Person completing the search not reported Searched by all authors, keywords, and title Matching criteria not reported
Data	Included 672 abstracts presented at the 1997 to 2000 American Society of Colon and Rectal Surgeons meetings Included all abstracts
Comparisons	Proportion of abstracts published Mean time to publication Oral versus poster presentation US versus UK versus Korea versus elsewhere origin
Outcomes	400 of 672 abstracts published Proportion of abstracts published by time Mean time to publication = 18.4 months Factors related to proportion of abstracts published included 228/321 abstracts presented orally versus 172/351 abstracts presented as posters published 208/365 abstracts originating in the US versus 54/102 abstracts originating in the UK versus 7/21 abstracts originating in Korea versus 131/184 abstracts originating elsewhere published
Notes	Surgery ‐ colon and rectal surgery Funding not reported Data extracted from abstract
Risk of bias
Item	Authors' judgement	Description
Sampling method?	Yes	Included all abstracts.
Search for publications?	No	Searched only 1 database.
Follow‐up time?	Unclear	Date of search not reported.
Matching?	Unclear	Matching criteria not reported.
Adjustment for confounding?	No	Examined association of type presentation and US origin with publication using stratified analysis.