Table 1 Independent variables included in the models used
Variables | Description |
|---|---|
Treatment 2 (information once) | = 1 respondent was in treatment 2; 0 otherwise. |
Treatment 3 (Information three times) | = 1 respondent was in treatment 3; 0 otherwise. |
Variety order | = 1 if iron variety was received first; 0 otherwise. |
Gender | = 1; respondent is male; 0 otherwise. |
Age | Continuous variable indicating the age of the respondent. |
Education | Categorical variable indicating respondents’ education level. |
Area planted in 2013 The household is a bean producer | Square meters planted in total in the farm in 2013. Dummy variable indicating that the respondent plants beans every year. |
The Progress out of Poverty index (PPI) | Grameen Foundation’s Progress out of Poverty index (PPI) accounts for head of HH’s education, HH assets and income (calculated by the authors with survey data, explained below). |
Quantity of bean grain at home | Continuous variable indicating the quantity of bean grain at home at the time of the visit. |
Monthly expenses | Average HH monthly expenses. |
Number of people met | Continuous variable indicating the number of people met in the community in the last 3 days. |
Hear iron food | Dummy variable indicating if the respondent had heard about iron in food. |
Food Frequency Index (FFI) | Food Frequency Index, explained below. |