Table 2 Symptom configurations associated with positive and negative COVID-19 cases.

From: Applying fuzzy qualitative comparative analysis to identify typical symptoms of COVID-19 infection in a primary care unit, Rio de Janeiro, Brazil

Configurations

Coverage

Consistency

Raw

Unique

For the outcome: “being a positive case”

Respiratory distress

0.25

0.07

0.57

Loss of taste or smell and absence of headache

0.25

0.04

0.81

Loss of taste or smell and fever

0.30

0.06

0.70

Loss of taste or smell and fadigue

0.28

0.04

0.71

Solution coverage

0.48

  

Solution consistency

0.58

  

For the outcome: “not being a positive case”

Respiratory distress

0.19

0.02

0.74

Fatigue

0.37

0.11

0.67

No loss of taste or smell and no fever

0.61

0.36

0.79

No headache and fever, but a loss of taste or smell

0.09

0.00

0.76

Solution coverage

0.79

  

Solution consistency

0.71