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. 2018 Apr 20;4(4):e00609. doi: 10.1016/j.heliyon.2018.e00609

Table 2.

Coding guidelines.

Pro
  • ●

    The website concludes that individuals should receive influenza vaccination.

  • ●

    Even if this conclusion is not stated, it is obvious that the author of the website recommends that individuals receive influenza vaccination.
Anti
  • ●

    The website concludes that individuals should not receive influenza vaccination or that influenza vaccination is not necessary.

  • ●

    Even if this conclusion is not stated, it is obvious that the author of the website asserts that individuals should not receive influenza vaccination or that influenza vaccination is not necessary.
Neutral
  • ●

    The website includes assertions that are both pro- and anti-influenza vaccination (e.g., benefits and risks, necessary and not necessary).

  • ●

    The website does not state their own conclusion or leaves the decision to receive influenza vaccination to readers.