Singh 2015.

Methods	Identification of subsequent full‐length publications Searched electronic database PubMed, Google/Google Scholar, and IndMed from 1 January, 2007 to 21 December, 2011 Person completing the search not reported Searched by all authors, keywords and title Matched abstract to full‐length publication by All authors Sample size
Data	Included 102 abstracts presented at the 2006 National Neonatology Forum of India meeting Included all abstracts
Comparisons	Proportion of abstracts published Cumulative proportion of abstracts published Oral versus poster presentation Clinical research versus basic science research versus other types of research Observational design versus case report design versus community‐based design versus intervention design Academic center versus hospital versus individual institution versus other institution Subspecialty
Outcomes	14 of 102 abstracts published Proportion of abstracts published by time Cumulative proportion of abstracts published at 60 months showed proportion published = 13.7% (14/102 abstracts) Factors related to proportion of abstracts published included 6/36 abstracts presented orally versus 3/58 abstracts presented as poster published 11/90 abstracts describing clinical research versus 3/4 abstracts describing basic science research versus 0/8 abstracts describing other types of research 8/56 abstracts with observational design versus 0/15 abstracts with case report design versus 1/3 abstracts with community‐based design versus 2/16 abstracts with intervention design published 14/59 abstracts originating in an academic center versus 0/35 abstracts originating from a hospital versus 0/3 abstracts originating from individual institutions versus 0/5 abstracts originating from other institutions published
Notes	Pediatrics ‐ neonatology Reported receiving no funding
Risk of bias
Item	Authors' judgement	Description
Sampling method?	Yes	Included all abstracts.
Search for publications?	Yes	Searched 3 databases.
Follow‐up time?	Yes	The meeting had 5 years follow‐up.
Matching?	Yes	Matched by 2 different criteria.
Adjustment for confounding?	No	Examined association of type of presentation, type of science, study design, and academic affiliation with publication using stratified analysis and Chi2 or Fisher's Exact tests.