JMIR Med Inform. 2020 Jan 22;8(1):e16487. doi: 10.2196/16487.
Feasibility and Accuracy of a Computer-Assisted Self-Interviewing Instrument to Ascertain Prior Immunization With Human Papillomavirus Vaccine by Self-Report: Cross-Sectional Analysis.
JMIR medical informatics
Carlos R Oliveira, Lital Avni-Singer, Geovanna Badaro, Erin L Sullivan, Sangini S Sheth, Eugene D Shapiro, Linda M Niccolai
Affiliations
Affiliations
- Section of Infectious Diseases and Global Health, Department of Pediatrics, Yale University School of Medicine, New Haven, CT, United States.
- Department of Epidemiology of Microbial Diseases, Yale University School of Public Health, New Haven, CT, United States.
- Department of Obstetrics, Gynecology & Reproductive Sciences, Yale University School of Medicine, New Haven, CT, United States.
PMID: 32012073
PMCID: PMC7003116 DOI: 10.2196/16487
Abstract
BACKGROUND: Ascertaining history of prior immunization with human papillomavirus (HPV) vaccine can be challenging and resource-intensive. Computer-assisted self-interviewing instruments have the potential to address some of the challenges of self-reporting, and may also reduce the time, costs, and efforts associated with ascertaining immunization status.
OBJECTIVE: This study assesses both the feasibility and the accuracy of a computer-assisted self-interviewing instrument to ascertain a patient's history of immunization with the HPV vaccine.
METHODS: We developed both a survey and a Web-based data collection system using computer-assisted self-interviewing to ascertain self-reported HPV vaccine immunization history. We implemented the instrument in a sample of adult women enrolled in an ongoing study of the HPV vaccine. Vaccine records from prior sources of care were reviewed to verify reported immunization history.
RESULTS: Among the 312 participants who provided HPV vaccine immunization history by self-report, almost all (99%) were able to do so using the computer-assisted self-interviewing instrument. The median survey completion time was 10 minutes (IQR 7-17). The accuracy of self-report was 84%, sensitivity was 89%, specificity was 80%, and the negative predictive value was 92%.
CONCLUSIONS: We found that it is feasible to collect a history of immunization with the HPV vaccine using a computer-assisted self-interviewing instrument. This approach is likely to be acceptable to adult women and is reasonably accurate in a clinical research setting.
©Carlos R Oliveira, Lital Avni-Singer, Geovanna Badaro, Erin L Sullivan, Sangini S Sheth, Eugene D Shapiro, Linda M Niccolai. Originally published in JMIR Medical Informatics (http://medinform.jmir.org), 22.01.2020.
Keywords: accuracy; computer-assisted self-interviewing; human papillomavirus vaccine; self-report
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