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. 2021 Mar 22;11:6569. doi: 10.1038/s41598-021-86088-3

Table 3.

Descriptive statistics COVID-19 knowledge test (N = 501).

Item veracity Knowledge test answers Mean percentage SD 95% CI Min Max
True statements (12 items) "I am sure this is true" 56.1 22.0 [54.2, 58.1] 0 12/12 items
"I think this is true" 29.4 19.0 [27.7, 31.1] 0 12/12 items
"I don't know" 8.2 10.3 [7.3, 9.1] 0 10/12 items
"I think this is not true" 4.4 6.1 [3.9, 4.9] 0 4/12 items
"I am sure is not true" 1.9 4.1 [1.5, 2.2] 0 3/12 items
False statements (12 items) "I am sure this is true" 4.5 7.2 [3.8, 5.1] 0 5/12 items
"I think this is true" 13.5 10.7 [12.5, 14.4] 0 7/12 items
"I don't know" 14.4 13.4 [13.2, 15.5] 0 11/12 items
"I think this is not true" 25.0 16.2 [23.5, 26.4] 0 10/12 items
"I am sure is not true" 42.7 20.5 [40.9, 44.5] 0 11/12 items
Conspiracy statements (7 items) "I am sure this is true" 0.3 2.5 [0.1, 0.5] 0 2/7 items
"I think this is true" 2.4 7.9 [1.7, 3.1] 0 5/7 items
"I don't know" 13.1 24.7 [11.0, 15.3] 0 7/7 items
"I think this is not true" 20.5 28.1 [18.1, 23.0] 0 7/7 items
"I am sure is not true" 63.6 37.7 [60.3, 66.9] 0 7/7 items
Negated conspiracy statement (1 item) "I am sure this is true" 28.7 45.3 [24.8, 32.7] Not applicable for a single item
"I think this is true" 29.1 45.5 [25.2, 33.1]
"I don't know" 23.0 42.1 [19.3, 26.6]
"I think this is not true" 11.8 32.3 [9.0, 14.6]
"I am sure is not true" 7.4 26.2 [5.1, 9.7]