Durinka 2014.

Methods	Identification of subsequent full‐length publications Searched electronic database PubMed 'in 2013' Search completed by investigator Searched by first, second, and last author, and title Matched abstract to full‐length publication by Content Sample Size
Data	Included 1938 abstracts accepted to the 2009 American Transplant Congress meeting Included all abstracts
Comparisons	Proportion of abstracts published Mean time to publication Oral versus poster presentation Multi‐center versus single center University affiliation Country of first author
Outcomes	244 of 1938 abstracts published Proportion of abstracts published by time Mean time to publication = 16 months (range = 1 to 49 months) Factors related to proportion of abstracts published included 103/641 abstracts presented orally versus 141/1297 abstracts presented as poster published authors reported number of abstracts published by factor, but not the total number of abstracts within each factor
Notes	Surgery ‐ organ transplantation Funding not reported
Risk of bias
Item	Authors' judgement	Description
Sampling method?	Unclear	Included all abstracts.
Search for publications?	Unclear	Searched only 1 database.
Follow‐up time?	Unclear	The meeting had 48 months follow‐up.
Matching?	Yes	Matched by 2 criteria.
Adjustment for confounding?	No	Examined association of type presentation, multi‐center status, university affiliation, country of origin, and subspecialty with publication simple stratified analysis. Also examined association of study design by type of presentation, and multi‐center status by type of presentation with publication using stratified analysis and Chi2 tests.