(A) look at role of fear in message content
(P) Examined female uni students, randomly allocated to 1 of 3 conditions given leaflet on breast self-examination
condition1: 'loss condition' ,pamplet emphasised dangers of failing to self-examine
Condition2: 'gain condition', emphasised positive consequences
Condition3: 'neutral condition', neither type, only facts on breast cancer.
re-interviewed after 4 mnths asked about attitude to self-examination and how often they did.
(F) loss group exposed to most fear only group to change both attitude and behaviour.
(C) fear can increase likelihood of attitude change.
Strength: Longitudinal, thus attitude change assessed as relaticely permanent
Weakness: unethical pp's exposed to fear regarding health, stresssful, unlikely fully informed consent gained.
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