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Table 4 Truth table for model 2: community engagement models as the conditions and ‘not effective interventions’ as the negated set outcome

From: Using qualitative comparative analysis (QCA) in systematic reviews of complex interventions: a worked example

Empowerment

Design

Lay-led

Number of studies

Membership in the ‘not highly effective intervention’ set

Raw consistency

0

1

0

1

1

1

1

1

1

1

0

0.667

1

1

0

1

0

0.667

0

0

0

3

0

0.334

0

0

1

5

0

0.334

0

1

1

1

0

0

1

0

0

0

  

1

0

1

0

  
  1. Note. Configurations with raw consistency < .75 are shown in bold; Configurations with no cases (that is, ‘remainders’) are italicised.