Despite the utility of these models, the discrepancy between intention ... The purpose of this meta-analysis was to quantify intention-behaviour profiles and the intention-behaviour gap. Design ...

Meta-analysis was conducted using a random effects model. Results were expressed as odds ratio (OR), mean difference or standardised mean difference with a confidence intervals (95% CI). Heterogeneity ...

Systematic review comparing the most effective types and amounts of exercise concludes treatment guidelines may be too conservative.