Does Size Really Matter? A Sensitivity Analysis of the Number of Seeds in a Respondent-Driven Sampling Study of GBM in Vancouver, Canada

What is the importance of this study? ¥ While there is an estimate of the number of gay, bisexual and other men who have sex with men (GBM) in Vancouver, it is difficult to get a diverse and representative sample. ¥ Previous researchers have found certain sub-populations may be underrepresented in research data.

Citation: Lachowsky NJ, Sorge JT, Raymond HF, Cui Z, Sereda P, Rich A, Roth EA, Hogg RS, Moore DM. Does size really matter? A sensitivity analysis of number of seeds in a respondent-driven sampling study of gay, bisexual and other men who have sex with men in Vancouver, Canada. BMC Medical Research Methodology. 2016 Nov 16;16(1):157.

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The BC-CfE Laboratory is streamlining reporting processes for certain tests in order to simplify distribution and record-keeping, and to ensure completeness of results. Beginning September 2, 2025, results for the ‘Resistance Analysis of HIV-1 Protease and Reverse Transcriptase’ (Protease-RT) and ‘HIV-1 Integrase Resistance Genotype’ tests will be combined into a single ‘HIV-1 Resistance Genotype Report’.
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