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. Author manuscript; available in PMC: 2018 Aug 17.
Published in final edited form as: J Surv Stat Methodol. 2017 Aug 17;2017:smx018. doi: 10.1093/jssam/smx018

Table 1.

Findings from previous simulation studies of RDS variance estimation and design effects

Study Point Estimator Variance Estimator Simulation approach/CI Method Population Network Data Used for RDS Simulations 95% CI Coverage DE Result
Goel & Salganik (Goel and Salganik 2010) Volz-Heckathorn Salganik With Replacement/Percentile 1987 attempted network census of high‐risk heterosexuals in Colorado Springs, Colorado 52% (median) 11 (median; multiple traits)
Goel & Salganik Volz-Heckathorn Salganik With Replacement/Percentile Sample of United States adolescents in 7th – 12th grades between 1994 and 1996 62% (median) 5.9 (median; multiple traits)
Lu et al. (Lu et al. 2012) Volz-Heckathorn N/A N/A Online social network in Sweden N/A 5 to 13 (multiple traits)
Verdery et al. (Verdery et al. 2015) Volz-Heckathorn Salganik With Replacement/Studentized Sample of United States adolescents in 7th – 12th grades between 1994 and 1996 68% (mean) 15 (mean; 3 traits)
Verdery et al. Volz-Heckathorn Salganik With Replacement/Studentized Multiple Facebook social networks of college students 65% (mean) 30 (mean; 2 traits)