Jara‐Tracchia 2010.

Methods	Identification of subsequent full‐length publications Searched electronic database PubMed to December 2009 Person completing the search not reported Searched by all authors Matched abstract to full‐length publication by Title Contents
Data	Included 4137 abstracts presented at the 2002 to 2003 International Association for Dental Research meetings (sections for Argentina, Brazil, Chile, and Peru) and 2002 and 2005 International Association for Dental Research meetings (section for Venezuela) Included all abstracts
Comparisons	Proportion of abstracts published, overall and by meeting Mean time to publication Clinical research versus basic science research Presented at Argentinean versus Brazilian versus Chilean versus Peruvian versus Venezuelan section
Outcomes	1156 of 4137 abstracts published 1/67 abstracts presented at the 2002 to 2003 Peruvian section meetings, 17/104 at the 2002 to 2003 Chilean section meetings, 997/3288 at the Brazilian section meetings, 119/416 at the Argentine section meetings, and 22/262 at the Venezuelan section meetings published Proportion of abstracts published by time Mean time to publication = 48 months (range = 36 to 60 months) Factors related to proportion of abstracts published included 866/3395 abstracts describing clinical research versus 290/742 abstracts describing basic science research published 119/416 abstracts from Argentinean section versus 997/3288 abstracts from Brazilian section versus 17/104 abstracts from Chilean section versus 1/67 abstracts from Peruvian section versus 22/262 abstracts from Venezuelan section published
Notes	Oral health ‐ dental research Funding not reported
Risk of bias
Item	Authors' judgement	Description
Sampling method?	Yes	Included all abstracts.
Search for publications?	No	Searched only 1 database.
Follow‐up time?	Yes	All meetings had at least 48 months follow‐up.
Matching?	Yes	Matched by 2 different criteria.
Adjustment for confounding?	No	Examined association of type science, Latin American country origin, and subspecialty by Latin American country origin with publication using stratified analysis.