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Table 2 Methods to identify attributes and attribute levels

From: Patients’ preferences for primary health care – a systematic literature review of discrete choice experiments

Identification method

No. of studies (%)

Literature research/review

12

(66.7%)

Qualitative research

10

(55.6%)

Other studies

2

(11.1%)

Policy documents

2

(11.1%)

Experts (GPs)

3

(16.7%)

Nothing reported

2

(11.1%)

  1. Sum is greater than 18 and percentage does not sum up to 100%, because some studies used multiple methods to identify attributes and levels
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BMC Health Services Research

ISSN: 1472-6963

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