Lloyd 2006.

Methods	Identification of subsequent full‐length publications Searched electronic database PubMed; date of search not reported, but senior author "made the final determination to the accuracy and inclusion or exclusion" Person completing the search not reported Searched by all authors and keywords Matched abstract to full‐length publication by 'Focus'
Data	Included 292 abstracts presented at the 1998 to 2001 American Association of Hip and Knee Surgeons meetings Included all abstracts accepted as oral presentations
Comparisons	Proportion of abstracts published, overall and by meeting Mean time to publication overall and by meeting Cumulative proportion of abstracts published
Outcomes	168 of 292 abstracts published 25/40 abstracts presented at the 1998 meeting, 29/53 at the 1999 meeting, 30/49 at the 2000 meeting, and 33/61 at the 2001 meeting published Proportion of abstracts published by time Mean time to publication = 21.7 months (SD = 14.7) Mean time to publication = 21 months for 1998 American Association of Hip and Knee Surgeons meeting Mean time to publication = 22 months for 1999 American Association of Hip and Knee Surgeons meeting Mean time to publication = 22 months for 2000 American Association of Hip and Knee Surgeons meeting Mean time to publication = 16 months for 2001 American Association of Hip and Knee Surgeons meeting Cumulative proportion of abstracts published at 72 months showed proportion published = 57.2% (167/292 abstracts) No factors other than meeting year related to proportion of abstracts published reported
Notes	Orthopedics/orthopedic surgery ‐ hip and knee surgery Reported receiving no funding
Risk of bias
Item	Authors' judgement	Description
Sampling method?	Yes	Included all abstracts accepted as oral presentations.
Search for publications?	No	Searched only 1 database.
Follow‐up time?	Unclear	Date of search not reported.
Matching?	No	Matched by only 1 criterion.
Adjustment for confounding?	No	Examined association of meeting year with publication using stratified analysis.