Individuals starting ART during the follow-up period contributed observation time to both non-ART and ART groups.
Children would be categorised as 'exposed' when they experienced the death of a close relative, and afterwards contributed observation time for the exposed group.
Just as Inuit hunters are helping researchers document the effects of climate change in the Arctic, thousands of nonscientists worldwide are contributing observations of a different sort from their own backyards.
New innovative apps allow people to track marine debris, check fisheries regulations, visualize pollution and contribute observations to citizen science. 5. SkySails.
Only respondents with concurrent partnerships contribute observations, and those reporting more than one concurrency contribute as many observations.
By only allowing the children to contribute observation time in the VAS or no VAS group from the day the information was obtained, we avoided introducing survival bias in the analysis (ie, obtaining positive information only from surviving children).
Because some subjects contributed multiple observations to the dataset, including observations to both experimental groupings, the observations were clustered at the subject level.
Each animal contributed 2 observations, i.e. MSCs vs gel, MSCs vs null, or gel vs null, which were treated as independent observations in the statistical analysis.
Growth curves using an accelerated longitudinal design were estimated for 1809 individuals who contributed 4072 observations from five national Swedish surveys between 1991 and 2010/11.
He patiently listened as you explained your ideas and then thoughtfully contributed astute observations that came from a deep well of wisdom and experience.
