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. 2020 Jun 28;17(13):4653. doi: 10.3390/ijerph17134653

Table 1.

Internal consistency and content validity results from the pilot study (N = 56).

i-CVI 1 NP-SES’ Alpha if Item Deleted C-ITC 2
  • Item 1. 

    Regularly and thoroughly wash my hands with soap and water or clean them with an alcohol-based hand sanitiser wherever I go.

1 0.906 0.316
  • Item 2. 

    Cover my mouth and nose with a tissue or my bent elbow every time I cough or sneeze.

1 0.904 0.394
  • Item 3. 

    Not touch my eyes, nose, or mouth under any circumstances.

0.93 0.903 0.475
  • Item 4. 

    Maintain at least one metre distance between myself and others at all time.

0.93 0.903 0.459
  • Item 5. 

    Avoid getting in contact with large groups of people even if my professional and social life are at stake.

1 0.902 0.490
  • Item 6. 

    Only go outside when permitted and following the government’s directions.

1 0.905 0.373
  • Item 7. 

    Identify if I have symptoms of COVID-19 quickly after they appear.

0.93 0.899 0.657
  • Item 8. 

    Decide when symptoms require me to either call the COVID-19 emergency phone number or go to see a doctor, following the recommendations from the health authorities.

0.93 0.905 0.389
  • Item 9. 

    Decide when my situation requires me to either call the COVID-19 emergency phone number or continue with my normal life, according to recommendations from health authorities.

0.86 0.903 0.466
  • Item 10. 

    Call the correct phone number that the health authorities of my region have enabled for COVID-19 emergencies.

1 0.902 0.505
  • Item 11. 

    Isolate persons with symptoms in a well-ventilated room for exclusive use, no matter how hard this may be.

0.86 0.901 0.537
  • Item 12. 

    Ensure that the waste from the person with symptoms goes into a self-closing rubbish bin with a sealed bag, which is not shared with other household members.

0.93 0.898 0.644
  • Item 13. 

    Reserve, if possible, a bathroom for the exclusive use of the person with symptoms.

0.79 0.907 0.461
  • Item 14. 

    Keep the door to the room of the person with symptoms closed at all times.

0.93 0.896 0.703
  • Item 15. 

    Limit the movement of the person with symptoms in the house, even if it is sometimes difficult.

0.93 0.892 0.828
  • Item 16. 

    Maintain a minimum distance of 1 metre from the person with symptoms at all times.

0.86 0.894 0.753
  • Item 17. 

    Ensure that the person with symptoms wears a mask and gloves every time they leave the room, without exception.

0.79 0.898 0.653
  • Item 18. 

    Carry out an exhaustive daily cleaning following experts’ recommendations regarding material, disinfectant products, water temperature, and important surfaces.

1 0.894 0.798
  • Item 19. 

    Remove the waste from the person with symptoms following experts’ safety recommendations.

0.93 0.896 0.707

1 i-CVI = Content Validity Index of each item; 2 C-ITC = Corrected Item-Total Correlation.