Acevedo 2014.

Methods	Identification of subsequent full‐length publications Searched electronic database Google/Google Scholar in July 2011 Person completing the search not reported Searched by first author and title Matching criteria not reported
Data	Included 1972 abstracts presented at the 2000 to 2010 American Society of Clinical Oncology, American Society of Hematology, European Society of Medical Oncology, European Cancer Organization, and American Society for Radiation Oncology meetings Included all abstracts from odd years from Latin American countries
Comparisons	Proportion of abstracts published IQR for time to publication Oral versus poster presentation Latin American countries
Outcomes	353 of 1972 abstracts published Proportion of abstracts published by time IQR = 12 to 24 months (range = 0 to 96 months) Factors related to proportion of abstracts published included 17/37 abstracts presented orally versus 130/718 abstracts presented as poster published
Notes	Oncology ‐ hematology Reporting having received no funding
Risk of bias
Item	Authors' judgement	Description
Sampling method?	Yes	Included all abstracts from odd years.
Search for publications?	No	Searched only 1 database.
Follow‐up time?	Yes	All abstracts had at least 48 months follow‐up except the meetings in 2008 to 2010.
Matching?	Unclear	Matching criteria not reported.
Adjustment for confounding?	No	Examined association of type presentation and country with publication using stratified analysis.