Table 1 Vignette dimensions and levels. Experimental variation of eight dimensions (N_Vignettes = 256)

Gender

▪Male

▪Female

Example for males:

• Alexander is 21 years old. You do not know Alexander.

• He works as a harvester on a farm in Germany.

• He currently lives in a county where Corona hardly occurs.

• Recently, Alexander spontaneously visited a friend with whom he wanted to have a coffee.

• Because Alexander developed a slight cough a few days later, he went to his family doctor. The doctor ordered a Corona test.

• However, Alexander does not have any relevant previous illnesses.

• While Alexander was waiting for the test results, he went into domestic quarantine as prescribed.

• Today, the results came back. They confirmed that he does not have Corona, but only the flu.

Example for females:

• Alexandra is 61 years old. You do not know Alexandra.

• She works as a foreign seasonal harvester on a farm in Germany.

• She currently lives in a county where Corona is very widespread.

• Recently, Alexandra spontaneously visited a friend with whom she wanted to have a coffee. She knows that the friend is currently waiting for his test results and has a few Corona symptoms.

• Because Alexandra developed a slight cough a few days later, she went to her family doctor. The doctor ordered a Corona test.

• In fact, Alexandra has a relevant pre-existing condition (cardiovascular problems).

• While Alexandra was waiting for the test results, she, however, did not go into domestic quarantine as prescribed.

• Today the results came back. They confirmed that she does have Corona.

Age

▪Young

▪Old

Origin

▪Local

▪Foreigner

Risk area

▪No

▪Yes

Precipitating event of contraction

▪Blank

▪Visited friend

Belonging to risk group

▪No

▪Yes

Quarantine instruction

▪Followed

▪Violated

Diagnosis

▪Flu

▪COVID-19