The term integrated biological behavioral survey ibbs refers to an overarching approach to tracking hiv prevalence and related factors among key populations at higher risk for hiv infection. However, rds differs from traditional chainreferral sampling in several respects. Default password for rdscm is password all lowercase rdscm is available six languages. An empirical comparison of respondentdriven sampling. Respondentdriven sampling rds has been proposed as an advantageous means of accessing hidden populations 57. Respondent driven sampling is a commonly used method for sampling from hardtoreach human populations connected by an underlying social network of relations. Few studies have made sidebyside comparisons to assess their relative advantages. Similarly to snowball sampling, initial seed respondents recruit additional respondents from their network of friends. Lu x, bengtsson l, britton t, camitz m, kim bj, thorson a, liljeros f. In rds, potential participants that meet the selection. To interview youth in the six sites, the research team employed respondentdriven sampling rds, ethnographic fieldwork, and street and internet outreach. Deriving valid population estimates from chainreferral samples of hidden populations.
Snowball sampling uses a small pool of initial informants to nominate, through their social networks, other participants who meet the eligibility criteria and could potentially. Pdf snowball sampling is a wellknown, nonprobability method of survey sample selection that is commonly used to locate hidden populations. Respondent driven sampling rds is a chain referral method that corrects limitations of snowball sampling through statistical weighting procedures while maintaining the benefits of peer driven access to hard toreach groups. Networkbased referral is currently the only viable method to reach labor trafficking victims. We compared snowball, tls, and rds surveys of men who have sex with men msm in forteleza, brazil, with a focus on the socioeconomic status ses and risk behaviors of the samples to. The first step in respondentdriven sampling is to recruit an initial set of respondents whose serve as a sort of seed. First, empirical evaluation of respondentdriven sampling is problematic. English, russian, spanish, french, chinese, greek and vietnamese. Douglas heckathorn, a professor of sociology at cornell and has been applied to groups ranging from men who have sex with men, injection drug users, children living on the street and jazz musicians. Rds is a type of snowball sampling used for analyzing characteristics of hidden or hardtoreach populations.
Respondentdriven sampling for identification of hiv and. Test of a hybrid method of sampling the lgbt population. First, in traditional chainreferral sampling, originally intro. Getting started survey ibbs for female sex workers fsw. This may limit the generalizability of our results. Gile, university of massachusetts, amherst, usa lisa g. Respondent driven sampling rds has become an increasingly prominent sample recruitment tool for hidden and hard to reach population.
Estimated sampling variance in respondent driven sampling data. Respondentdriven sampling 193 the ability to produce population estimates and a feasible. Respondent driven sampling rds is a linktracing procedure for surveying hidden or hardtoreach populations in which subjects recruit other subjects via their social network. We evaluated respondent driven sampling in a nonhiddennonstigmatized population of male household heads, because of the availability of highquality totalpopulation data. To date, well over 100 studies in over 30 countries have been performed johnston et al. Snowball sampling and respondentdriven sampling also allows researchers to make estimates about the social network connecting the hidden population. Representation of hidden populations with respondent. Journal of the royal statistical society series a statistics in society, 2012, 175. Nairobi using respondentdriven sampling rds methodology. A r e s o u r c e g u i d e f o r s t e e r i n g c o m m i t t e e s 1 table of contents. However it may also be a bestcase scenario for an empirical evaluation of respondent driven sampling. Population size estimation using multiple respondentdriven. It provides an automated selfgrowing sampling design as well as asymptotically unbiased population estimates, making it the stateoftheart sampling method for studying hivrelated key populations at.
Respondent driven sampling to assess mental health outcomes, stigma and acceptance among women raising children born from sexual violencerelated pregnancies in eastern democratic republic of congo jennifer scott,1,2,3,4 shada rouhani,3,4,5 ashley greiner,3,4,6 katherine albutt,3,4,7 philipp kuwert,8 michele r hacker,1,4,9 michael vanrooyen,3,4. A recent development in sampling methodology, respondentdriven sampling rds, was designed to overcome some of these limitations by providing breadth of coverage with statistical validity. This may be a convenient sample, where the researcher goes to a venue where known members of the population congregate. Theoretical reasoning and mathematical modeling propose that rds methods can. Beginning with a convenience sample, participants pass coupons to invite their contacts to join the sample. Editorial respondent driven sampling where we are and. An empirical comparison of respondentdriven sampling, time. The respondent driven sampling coupon manager rdscm provides a convenient way to keep track of coupons numbers and respondent compensation. So for such populations, these hidden populations one approach is respondent driven sampling. Similar to snowball sampling, initial seed respondents recruit additional respondents from. However, rds data are unique and require specialized analysis techniques, many of which remain underdeveloped. In recent years rds has been used in more than 120 studies in more than 20 countries and by leading public health organizations, including the centers for disease control and prevention in.
Respondent driven sampling rds is a sampling method designed to generate unbiased estimates of population characteristics for populations where a sampling frame is not available. Respondent driven sampling rds is a networkbased technique for estimating traits in hardtoreach populations, for example, the prevalence of hiv among drug injectors. Respondentdriven sampling rds is a recently developed method used to sample hidden and hard to reach populations such as injecting drug users, commercial sex workers, and men who have sex with men. Sampling and estimation in hidden populations using. Respondent driven sampling where we are and where should we be going. Respondent driven sampling is a network sampling technique typically employed for hardtoreach populations for example, drug users, men who have sex with men, people with hiv.
This article presents the results of a pilot feasibility study comparing two alternative recruitment approaches based on respondent driven sampling using initial seeds selected from a us nationally representative panel, amerispeak, to augment the number of lesbian, gay, bisexual, and transgender lgbt respondents to a short web survey on smoking, discrimination, and. Respondent driven sampling rds has become increasingly popular for sampling hidden populations, including injecting drug users idu. Respondent driven samplingwhere we are and where should we. Seeds then use these coupons to recruit other people, who themselves become. Population size estimation using multiple respondentdriven sampling surveys brian kim mark s. In recent years rds has been used in more than 120 studies in more than 20 countries and by leading public health organizations, including the centers for disease control and prevention in the united states. Respondentdriven sampling rds is a chainreferral method for sampling members of a hidden or hardtoreach population such as sex workers, homeless people, or drug users via their social network. Johnston lg, whitehead s, simiclawson m, kendall c.
Respondentdriven sampling rds is a linktracing network sampling strategy heavily used in public health worldwide that is cost efficient and allows us to survey populations inaccessible by conventional techniques. Respondent driven sampling rds was developed to generate representative samples of such hardtoreach populations with improved accessibility. Efforts to improve the main disadvantage of snowball sampling resulted in the respondent driven sampling rds method. Workshop on respondent driven sampling analyst software by the hardtoreach population methods research group we are. Respondentdriven sampling is a network sampling technique typically employed for hardtoreach populations for example, drug users, men who have sex with men, people with hiv. As a variant of a chainreferral sampling, it does not require the development of a sampling frame.
Population size estimation using multiple respondent. This article presents the results of a pilot feasibility study comparing two alternative recruitment approaches based on respondent driven sampling using initial seeds selected from a us nationally representative panel, amerispeak, to augment the number of lesbian, gay, bisexual, and transgender lgbt respondents to a short web survey on smoking, discrimination, and health. Handcocky abstract respondentdriven sampling rds is commonly used to study hardtoreach populations since traditional methods are unable to ef. Implementation and analysis of respondent driven sampling. Analyzing continuous variables and controlling for differential recruitment. Respondent driven sampling rds is a recently developed method used to sample hidden and hard to reach populations such as injecting drug users, commercial sex workers, and men who have sex with men. Respondentdriven sampling rds has become increasingly popular for sampling hidden populations, including injecting drug users idu. Respondent driven sampling rds is a chainreferral method for sampling members of a hidden or hardtoreach population such as sex workers, homeless people, or drug users via their social network. The representative or totalpopulation data that are required for robust evaluation are generally unavailable on the hidden and stigmatized groups that respondentdriven sampling is most commonly used to survey. Rds augments the referral method by weighting the sample in order to compensate for the initial nonrandom selection, which may lead to the reduction of errors occurring in sampling by the referral method. An overview of respondentdriven sampling like traditional chainreferral sampling, respondentdriven sampling begins with identi.
The first step in respondent driven sampling is to recruit an initial set of respondents whose serve as a sort of seed. Respondentdriven sampling is a commonly used method for sampling from hardtoreach human populations connected by an underlying social network of relations. Respondent driven sampling rds is a distinct approach to sampling that has evolved from the betterknown snowball sampling approach 41. There is signi cant research interest in detecting clustering or dependence of epidemiological traits in. Implementation of webbased respondentdriven sampling among. Apr, 2010 respondent driven sampling rds is a networkbased technique for estimating traits in hardtoreach populations, for example, the prevalence of hiv among drug injectors. In rds, participants are given coupons with which to recruit their peers and offered payments when new recruits bring in the coupons. Similarly to snowball sampling, initial seed respondents recruit additional respondents from. It claims to provide a probabilitybased inferential structure to representations of these populations by capitalizing on their network structure to. Respondentdriven sampling matthias schonlau, elisabeth. Also key is following a standardized protocol to help ensure reproducibility over time and comparability across locations. Chainreferral sampling that starts with a limited number of seeds who refer their peers.
Respondent driven sampling rds is a novel variant of link tracing sampling that has primarily been used to estimate the characteristics of hardtoreach groups, such as the hiv prevalence of drug users. Respondent driven samplingwhere we are and where should. Bengtsson l, lu x, nguyen qc, camitz m, hoang nl, liljeros f, thorson a et al. Workshop on respondentdriven sampling analyst software. Aug 01, 2011 the judgment that chainreferral sampling is a convenience method was challenged in a series of papers leading to the development of a new method for collecting and analyzing chainreferral data, respondent driven sampling rds. Respondentdriven sampling bias induced by community. Although the method is often effective at attaining large and varied samples, its reliance on convenience. Respondentdriven sampling rds is a sampling method designed to generate unbiased estimates of population characteristics for populations where a sampling frame is not available. Johnston tulane university, neworleans,anduniversityofcalifornia,sanfrancisco,usa and matthew j. Richard g white,1 amy lansky,2 sharad goel,3 david wilson,4 wolfgang hladik,5 avi hakim,5 simon dw frost6 respondent driven sampling rds is a novel variant of link tracing sampling that has primarily been used to estimate the characteristics of hardtoreach groups. A theoretic analysis, drawing on both markovchain theory. Workshop on respondentdriven sampling analyst software by the hardtoreach population methods research group we are. Respondentdriven sampling rds is a distinct approach to sampling that has evolved from the betterknown snowball sampling approach 41. Respondentdriven sampling rds is a recently introduced, and now widely used, technique for estimating disease prevalence in hidden populations.
By rachel swaner, melissa labriola, michael rempel, allyson walker, and joseph spadafore. Nairobi using respondent driven sampling rds methodology. Institution based sampling respondent driven sampling time location sampling targeted sampling key to any sampling method is the methods ability to potentially reach all members of the priority population. Wiley online library will be unavailable for up to 3 hours on saturday 19th march 2016 from 11. This paper introduces a new variant of chainreferral sampling, respondent driven sampling, that employs a dual system of structured incentives to overcome some of the deficiencies of such samples. This paper introduces a new variant of chainreferral sampling, respondentdriven sampling, that employs a dual system of structured incentives to overcome some of the deficiencies of such samples. Respondentdriven sampling rds is a linktracing procedure for surveying hidden or hardtoreach populations in which subjects recruit other subjects via their social network. So for such populations, these hidden populations one approach is respondentdriven sampling. Diagnostics for respondentdriven sampling krista j. Similar to snowball sampling, initial seed respondents recruit additional respondents from their network of friends. Open access research respondentdriven sampling to assess. Salganik microsoft research, new york, and princeton university, usa received august 20 summary. Respondent driven sampling rds is a linktracing network sampling strategy heavily used in public health worldwide that is cost efficient and allows us to survey populations inaccessible by conventional techniques. Youth involvement in the sex trade a national study by rachel swaner, melissa labriola, michael rempel, allyson walker, and joseph spadafore 520 eighth avenue, 18th floor new york, new york 10018 646.
Respondentdriven sampling for identification of hiv and hcvinfected people who inject drugs and men who have sex with men in india. But such traditional snowball sampling techniques have many inherent problems that undermine population estimates. The present study aims to inform about awareness, use, and acquisition of contraception among both female and male. Seeds then use these coupons to recruit other people. Methods for inference from respondentdriven sampling data. We conducted the first study to evaluate rds by comparing fieldcollected rds. Respondentdriven sampling to assess mental health outcomes, stigma and acceptance among women raising children born from sexual violencerelated pregnancies in eastern democratic republic of congo jennifer scott,1,2,3,4 shada rouhani,3,4,5 ashley greiner,3,4,6 katherine albutt,3,4,7 philipp kuwert,8 michele r hacker,1,4,9 michael vanrooyen,3,4. Mathematical derivations, simulated tests on empirical data, and evidence from other forms of chainreferral data collection. Snowball versus respondentdriven sampling request pdf. Respondent driven sampling rds is a recently introduced, and now widely used, technique for estimating disease prevalence in hidden populations. Respondentdriven sampling rds is a networkbased technique for estimating traits in hardtoreach populations, for example, the prevalence of hiv among drug injectors. This is the second largest city in brazil and the state capital, with the second largest number of hivaids cases reported in. Formative research to optimize respondent driven sampling surveys among hardtoreach populations in hiv behavioral and biological surveillance.
754 972 995 327 1004 777 84 1352 1228 223 1099 356 1219 595 542 1061 1388 821 949 1543 779 876 556 1374 201 1196 493 350 1372 838 1611 233 145 415 723 549 404 1084 392 690