"Clustering by interviewer": a source of variance that is unaccounted for in single-stage health surveys.

@article{Elliott2015ClusteringBI,
  title={"Clustering by interviewer": a source of variance that is unaccounted for in single-stage health surveys.},
  author={Michael R. Elliott and Brady T. West},
  journal={American journal of epidemiology},
  year={2015},
  volume={182 2},
  pages={118-26}
}
Although the impact of interviewers on survey measurement has been studied for more than 85 years, such impacts are rarely considered in the analysis of health surveys. This issue is particularly important with single-stage surveys such as that used in the Behavioral Risk Factor Surveillance System (BRFSS), where there are no sampling clusters in which… CONTINUE READING