Table 1 Stress-related questions associated with the COVID-19 outbreak

Q1

I felt anxious about being infected.

Q2

I felt anxious about infecting my family.

Q3

I felt burdened by the increased quantity of work.

Q4

I felt burdened by the changed quality of work.

Q5

I felt anxious about being infected during commuting.

Q6

I felt lacking knowledge about prevention and protection.

Q7

I felt lacking in knowledge about infectiosity and virulence.

Q8

I felt avoided by others.

Q9

I felt protected by my country or local government.

Q10

I felt protected by my hospital.

Q11

I felt anxious about compensation in the case of being infected.

Q12

I felt hesitant to work.

Q13

I felt isolated.

Q14

I felt an elevated mood.

Q15

I had insomnia.

Q16

I was exhausted physically.

Q17

I was exhausted mentally.

Q18

I felt motivated to work.

Q19

I felt I had no choice but to work due to obligation.