Fig 1.
Flow chart for the criteria related to the quality of the document.
Fig 2.
Intervention strategies, pathways and outcomes of food security used in this study.
Fig 3.
PRISMA flow diagram of review of studies on food security interventions in Ghana.
Table 1.
Number of studies found after the visits and initial key word search and after the first screening on title and abstract.
Table 2.
Summary statistics on intervention strategies and outcomes.
Table 3.
Number of intervention strategies considered by various food security intervention projects across Ghana based on studies evaluated.
Table 4.
Association of number of extension training and duration of food security intervention.
Table 5.
Association of production level and duration of food security intervention.
Fig 4.
Mean crop yields before and after interventions.
Table 6.
Descriptive statistics of yields before and after interventions.
Fig 5.
Cumulative production for all crops supported by the NRGP programme (primary axis) and cumulative number of farmers trained by the programme from 2010 to 2012.