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A meta- analysis conducted by Albarracín, Johnson, Fishbein, and Muellerleile (2001) examining k=96 studies that focused on condom use found that the sample weighted mean correlations between attitudes and behavioural intentions and subjective norms and behavioural intentions were r+ = 0.58 and r+ = 0.39, respectively, and the sample weighted mean correlation between intentions and behaviour was r+ = 0.45.
Similarly, a meta-analysis conducted by Hagger, Chatzisarantis, and Biddle (2002) examining k=72 studies that focused on exercise behaviour found that the sample weighted mean correlations between attitudes and behavioural intentions and subjective norms and behavioural intentions were r+ = 0.60 and r+ = 0.32, respectively, and the sample weighted mean correlation between behavioural intentions and behaviour was r+ = 0.57.
In addition, a meta-analysis conducted by Cooke and French (2008) examining k=33 studies that focused on screening test attendance behaviour found that the sample weighted mean correlations between attitudes and behavioural intentions and subjective norms and behavioural intentions
was r+ = 0.51 and r+ = 0.41, respectively, and the sample weighted mean correlation between behavioural intentions and behaviour was r+ = 0.42.
, contraception use, voting, and physical activity) demonstrated that the sample weighted mean correlations between attitudes and behavioural intentions, subjective norms and behavioural intentions, and perceived behavioural control and behavioural intentions were r+ = 0.49, r+ = 0.34, and r+ = 0.43, respectively.
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