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Table 2 Truth Table for hard mandate QCA (n = 11 cases)

From: ‘Leading from the front’ implementation increases the success of influenza vaccination drives among healthcare workers: a reanalysis of systematic review evidence using Intervention Component Analysis (ICA) and Qualitative Comparative Analysis (QCA)

Conditions Outcome Number of Studies Consist-ency PRI cases
Two-way engage-ment Strong Leader-ship Support Edu-cation compo-nent Don’t go in cold
1 1 1 1 1 3 1 1 Babcock, Rakita, smith
1 1 0 1 1 1 1 1 Stuart
0 1 1 1 1 2 0.855 0.795 Drees, Frenzel
0 0 0 0 0 4 0.45 0.137 Awali, Ksienski A (Hospital), Ksienski B (ResiCare), Leibu
0 1 0 1 0 1 0.33 0.00 Podscervinsci
  1. PRI Proportional Reduction in Inconsistency – a measure of how well a configuration distinguishes between the outcome and its negation