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Table 5 List of variables included in the Delphi process as part of the ‘Case Information’

From: Data collection for outbreak investigations: process for defining a minimal data set using a Delphi approach

Variable

Highest score (first round) (%)

Highest score (second round) (%)

Final priority category

Medical sub-group

Field testing

Included in the T0 form

Surname/Last name

75

NA

Essential

  

X

First and second names

75

NA

Essential

  

X

Nickname

37.5

35.3

NA

   

Father/mother/guardian (first and last name)

37.5

41.2

NA

   

Head of household (first and last name)

50

52.9

NA

   

Telephone number

50

47.1

NA

 

X

X

Date of birth

75

NA

Essential

  

X

Age at onset (years)

81.3

NA

Essential

  

X

Age at onset in months

62.5

70.6

Essential

  

X

Sex

93.8

NA

Essential

  

X

Nationality

50

41.2

NA

   

Ethnic group

43.8

52.9

NA

   

Status (refugee, resident, traveler, displaced)

37.5

47.1

NA

   

Language spoken at home

37.5

41.2

NA

   

Occupation/profession

50

41.2

NA

 

X

X

If other occupation, specify

31.3

47.1

NA

   

Works in health facility

56.3

41.2

NA

 

X

X

Residential/street address

87.5

NA

Essential

  

X

Neighborhood/camp/settlement

68.8

58.5

Essential

 

a

 

Landmarks to locate the house

43.8

41.2

NA

   

Village/Town/City

93.8

NA

Essential

  

X

Postcode/ZIP

43.8

41.2

NA

   

Administrative level 4 of residence

81.3

NA

Essential

  

X

Administrative level 3 of residence

75

NA

Essential

  

X

Administrative level 2 of residence

75

NA

Essential

  

X

Administrative level 1 of residence

75

NA

Essential

  

X

Country

68.8

47.1

Essential

  

X

GPS latitude

50

41.2

NA

 

X

X

GPS longitude

50

41.2

NA

 

X

X

  1. aindicates that the variable has been withdrawn from the list of epi-core variables after the field testing