. 2019 Mar;109(3):445–450. doi: 10.2105/AJPH.2018.304873

TABLE 1—

Summary of People Who Inject Drugs (PWID) Population Estimation Data by Study Phase and Associated PWID Population Estimate: Cabell County, West Virginia, June–July 2018

	No. of PWID in Cabell County
Capture phase	194
Recapture phase	201
Total captures	395
Recaptures	21
Excluded^a	1
Total unique PWID	373
Population estimate (95% CI)	1857 (1147, 2567)

Note. CI = confidence interval.

^{^a}

The tablet overheated, and so the participant was unable to answer items regarding his or her previous participation in the study.