Table 4.

Claims around squalene and/or squalene-based adjuvants found among negative/ambiguous web pages.

Myth	%	95% CI
Squalene is a toxic/unnatural substance	22.5	10.8–38.5
Efficacy of influenza vaccines with squalene-based adjuvants is not demonstrated	5.0	0.6–16.9
Too little/no safety data on squalene-based adjuvants are available; there are more risks than benefits regarding squalene-based adjuvants	27.5	14.6–43.9
Squalene and/or squalene-based adjuvants are/may be directly linked to deaths	20.0	9.1–35.6
Squalene and/or squalene-based adjuvants (may) cause autoimmune disorders	47.5	31.5–63.9
Squalene and/or squalene-based adjuvants (may) cause the so-called Gulf War Syndrome	52.5	36.1–68.5
Conspiracy theories around squalene and/or squalene-based adjuvants	35.0	20.6–51.7