Ascertainment of vaccination status by self-report versus source documentation: Impact on measuring COVID-19 vaccine effectiveness.
Meagan StephensonSamantha M OlsonWesley H SelfAdit A GindeNicholas M MohrManjusha GaglaniNathan I ShapiroKevin W GibbsDavid N HagerMatthew E PrekkerMichelle N GongJay S SteingrubIthan D PeltanEmily T MartinRaju ReddyLaurence W BusseAbhijit DuggalJennifer G WilsonNida QadirChristopher MallowJennie H KwonMatthew C ExlineJames D ChappellAdam S LauringAdrienne BaughmanChristopher J LindsellKimberly W HartNathaniel M LewisManish M PatelMark W Tenfordenull nullPublished in: Influenza and other respiratory viruses (2022)
Approximately one-quarter of hospitalized patients could not provide self-report COVID-19 vaccination status. Among patients with self-report information, there was high concordance with source documented status. Self-report may be a reasonable source of COVID-19 vaccination information for timely VE assessment for public health action.