Factors influencing the sustainability of homestead vegetable production intervention in Rufiji, Tanzania: A cross-sectional mixed methods study

Background
There is growing evidence that home vegetable gardening interventions improve food security and nutrition outcomes at the family level. This study assessed factors influencing the sustainability of homestead vegetable production intervention, one year after the cessation of external support.
Methods
This was a cross-sectional study using both quantitative and qualitative data collection methods. A total of 247 randomly selected households that participated in the homestead vegetable intervention were interviewed using a structured questionnaire. The study held four focus group discussions with households that participated in the intervention, and four In-Depth interviews with two extension workers, one community health worker, and one agriculture district officer. Multiple logistic regression for quantitative data and thematic analysis for qualitative data was conducted.
Results
About 20.24% (50/247) of households sustained homestead vegetable production for one year after t...