Aquaculture for improving productivity, income, nutrition, and women’s empowerment in low- and middle-income countries: a systematic review and meta-analysis

R code and ready-for-analysis data used in the quantitative analyses published in the final report of the systematic review titled \"Aquaculture for improving productivity, income, nutrition, and women’s empowerment in low- and middle-income countries: a systematic review and meta-analysis\". The data file includes the dataset and a codebook with a description of the variables. The systematic review is part of a broader aquaculture impact evaluation programme conducted by 3ie and supported by the Bill & Melinda Gates Foundation.