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. 2017 Apr 10;32(Suppl 2):83–808. doi: 10.1007/s11606-017-4028-8
Belief Category OR 95% CI
Efficacy Very/somewhat effective (ref)
Unsure 1.21 0.24,6.17
Somewhat/very ineffective 0.18 0.03,1.30
Safety Very/somewhat safe (ref)
Unsure 0.18 0.03,1.10
Somewhat/very unsafe 0.38 0.06,2.58
Flu shot causes flu* 0.18 0.05,0.62
Flu shot causes a cold* 1.03 0.18,5.94
Other side effects* 0.15 0.05,0.50
Get flu despite vaccination* 0.61 0.05,6.95
Vaccine components* 0.61 0.07,5.14
Alternative remedies are better than vaccine* estimate unreliable, quasi-complete separation