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Volume 25, Number 4—April 2019
Research Letter

Prior Vaccination and Effectiveness of Communication Strategies Used to Describe Infectious Diseases

Thomas S. ValleyComments to Author , Aaron M. Scherer, Megan Knaus, Brian J. Zikmund-Fisher, Enny Das, and Angela Fagerlin
Author affiliations: University of Michigan, Ann Arbor, Michigan, USA (T.S. Valley, A.M. Scherer, M. Knaus, B.J. Zikmund-Fisher); University of Iowa, Iowa City, Iowa, USA (A.M. Scherer); Radboud University Nijmegen, Nijmegen, the Netherlands (E. Das); University of Utah School of Medicine, Salt Lake City, Utah, USA (A. Fagerlin); Informatics Decision-Enhancement and Analytic Sciences (IDEAS 2.0) Center for Innovation, Salt Lake City (A. Fagerlin)

Main Article

Table

Effect of communication strategies on intent for future influenza vaccination, by influenza vaccination status*

Strategy
 Vaccination over previous 2 y, adjusted odds ratio (95% CI)* p value for interaction†
No
 p value
 Yes
 p value
Graph type <0.001
Picto-trendline Referent Referent
DOT map 1.1 (0.9–1.2) 0.06 1.0 (0.9–1.1) 0.92
Heat map
 1.1 (1.0–1.2)
 0.01
 1.1 (0.9–1.2)
 0.08
Case severity <0.001
Both Referent Referent
Typical 1.0 (0.9–1.1) 0.78 0.9 (0.8–1.0) 0.07
Severe
 1.1 (1.0–1.3)
 0.02
 1.1 (0.9–1.2)
 0.43
Confident language <0.001
Uncertainty with normalizing language Referent Referent
Uncertainty 1.0 (0.9–1.1) 0.97 1.1 (0.9–1.2) 0.12
Scientific certainty
 1.2 (1.1–1.3)
 <0.001
 1.3 (1.1–1.4)
 <0.001
Influenza label <0.001
Horse Referent Referent
H11N3 1.0 (0.9–1.1) 0.62 1.4 (1.1–1.7) 0.001
Yarraman
 1.1 (1.0–1.2)
 0.001
 1.2 (1.1–1.4)
 0.001
Metaphor use <0.001
Infectious disease Referent Referent
War 1.0 (0.9–1.1) 0.78 1.0 (0.9–1.1) 0.60
Gardening 1.0 (0.9–1.1) 0.75 1.0 (0.9–1.1) 0.41

*Multivariable ordinal logistic regression adjusted for participant age, sex, marital status, occupation as healthcare worker, and country of residence.
†Interaction between vaccination status and communication strategy.

Main Article

Page created: March 17, 2019
Page updated: March 17, 2019
Page reviewed: March 17, 2019
The conclusions, findings, and opinions expressed by authors contributing to this journal do not necessarily reflect the official position of the U.S. Department of Health and Human Services, the Public Health Service, the Centers for Disease Control and Prevention, or the authors' affiliated institutions. Use of trade names is for identification only and does not imply endorsement by any of the groups named above.
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