Sentence examples for contributed to a selection from inspiring English sources
This may have contributed to a selection bias.
Second, the differences in the response rate and the different composition of respondents in their age and position at KUHP and SNUH may have contributed to a selection bias.
Finally, the fact that a higher percentage of lost-to-follow-up was observed in the population that did not belong to organisations may have contributed to a selection bias.
Sara Greenberger, Shannon Ebner, Michael Vahrenwald and Rachel Foullon also contribute to a selection that has no low points.
Project Hope for Greece recruited people to contribute to a selection of vetted and reviewed charities, including Médecins Sans Frontières Greece, To Chamoyelo Tou Paidiou, a children's charity, and Desmos, which itself helps to match donors of goods, services and cash with Greek non-profits.
He was interviewed at great length – the tapes have been transcribed and are in the collection – and he co-authored books on blade manufacture, cutlery, silver and edge tools, wooden spokeshaves, and knife-making in Sheffield, as well as contributing to a selection of pamphlets on subjects including button-making and the coopering trade.
This may contribute to a selection bias and limits the generalizability of these hospital-based epidemiology results to the overall population or other healthcare sites.
First of all, the limited response rate (66.9%) to the web-based survey tool may contribute to a selection bias.
The exclusion of patients referred with drug and alcohol dependence as main diagnosis might contribute to a selection bias, mostly decreasing the prevalence rate of cluster B PDs.
Finally, data may be missed or limited in cases of perinatal or early neonatal mortality contributing to a selection bias that will also be seen due to the character of the participating centers.
Also, the recruitment of patients, usually performed in headache centers in the "positive" studies, may have contributed to a better selection of patients.
