Typically, when reviewing complex interventions, a review team will seek to understand the theories that underpin an intervention and the specific context for that intervention.
Finally where there is a focus on mid-range theories, rather than on specific interventions, a review team may seek to derive value from a loose collection, or bundle, of qualitative studies conducted across a variety of temporal and spatial settings with different populations or disease groups.
Nutritional interventions A review of the effectiveness of interventions to optimize gestational weight gain and diet in pregnant adolescents [ 62] concluded that such interventions had achieved "promising results" with regard to a range of pregnancy outcomes but found little evidence relating to effects on PTB.
"Time-Series Stheies of the Relationship Between Exchange Rates and Intervention: A Review of the Techniques and Literature". Federal Reserve Staff Studies 132.
With regard to intervention, a review study of educational interventions targeted at improving the quality of COD certification suggested that printed educational material alone is the intervention with the least educational impact and interactive workshops are the most effective intervention.
Abrahamse, W., Steg, L., Vlek, C. & Rothengatter, T. A review of intervention studies aimed at household energy conservation.
Family-based childhood obesity prevention interventions: a systematic review and quantitative content analysis.
As for stress management interventions, a literature review (Varvogli & Darviri, 2011) identified key evidence-based techniques such as progressive muscle relaxation, autogenic training, biofeedback, diaphragmatic breathing, cognitive behavioral therapy, and mindfulness.
Pacek, LR, McClernon, FJ, and Bosworth, HB. "Adherence to Pharmacological Smoking Cessation Interventions: A Literature Review and Synthesis of Correlates and Barriers". Nicotine & Tobacco Research : Official Journal of the Society for Research on Nicotine and Tobacco 20, no. 10 (September 2018): 1163-1172.
Rather than addressing specific research questions on, for example, the comparative effectiveness of interventions, a scoping review seeks to identify gaps in the existing literature to inform where more research may be needed.
Impact of garden-based youth nutrition intervention programs: a review.
