نتایج جستجو برای: respondent driven sampling
تعداد نتایج: 438067 فیلتر نتایج به سال:
INTRODUCTION Black men who have sex with men and transgender women are at high risk for HIV infection, but are more likely to be unaware of their infection or not in care for diagnosed HIV compared to other races. Respondent driven sampling has been advanced as a method to reach stigmatized and hidden populations for HIV testing. We compared strategies to recruit black, substance-using men who ...
ondent-driven s were found to progress very fast. Studies with large samples can be expected to proceed up to 20 times faster than with traditional methods; in fact, to prevent bias from temporal filtering, d, because of sation should ential recruits. findings, based on theoretical and empirical evidence, indicate that web-based RDS can be much faster, easier, and cheaper than both regular RDS ...
Respondent Driven Sampling has previously been modelled as a random walk on a network. In this document we show that this model can be used to encompass within-group differential recruitment, and examine the implications for bias of several common estimators.
نمودار تعداد نتایج جستجو در هر سال
با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید