Table 1. Change in COVID-19 conspiracy beliefs and misinformation between June 2020 and May 2021.

Question wording	Percent, June 2020	Percent May 2021	Diff.	p-value for difference
Conspiracy theories
1. The coronavirus is being used to force a dangerous and unnecessary vaccine on Americans.	25	24	−1	0.541
2. Bill Gates is behind the coronavirus pandemic.	13	10	−3	0.012
3. The coronavirus is being used to install tracking devices inside our bodies.	18	12	−6	<0.001
Misinformation
1. The number of deaths related to the coronavirus has been exaggerated.	29	36	+7	<0.001
2. Hydroxychloroquine can prevent or cure COVID-19.	18	18	0	>0.999
3. 5G cell phone technology is responsible for the spread of the coronavirus.	11	7	−4	<0.001
4. Putting disinfectant into your body can prevent or cure COVID-19.	12	6	−6	<0.001

Note: P-value corresponds to two-tailed difference in proportions test. All polls are of U.S. adults. Proportions correspond to those saying they “agree” or “strongly agree” with each sentiment. June 2020 and May 2021 polls were both online, opt-in.