Fig 1.
Key constructs in Protection Motivation Theory.
Table 1.
Search strategy.
Fig 2.
Flow diagram of selection of sources of evidence for inclusion in the review.
Table 2.
Study characteristics.
Table 3.
Characteristics of the interventions: brief name, why (clinical aim), what (materials), and what (procedures).
Table 4.
Characteristics of the interventions: who provided, how, and number of sessions.
Table 5.
Characteristics of the interventions: tailoring, modification, how well (planned) and how well (actual).
Table 6.
Threat appraisal and coping appraisal constructs targeted in each intervention.
Table 7.
Length of follow up used in each of the studies.
Table 8.
Research gaps identified from included studies.