Table 8.
Estimation results of negative binomial regression model for Household Dietary Diversity Score (HDDS), coefficients and marginal effects (n = 1031)
| Variable name | Coefficient | Standard error (Robust) | Marginal effect (dy/dx MEM) |
Standard error (MEM) |
Marginal effect (dy/dx AME) |
Standard error (AME) |
|---|---|---|---|---|---|---|
| HH income loss amid-COVID (%) | -0.001*** | 0.000 | -0.006*** | 0.002 | -0.006*** | 0.002 |
| HH job affected by COVID-19 (yes = 1) | -0.023 | 0.015 | -0.125 | 0.083 | -0.125 | 0.084 |
| Received family/friends support (yes = 1) | 0.039 ** | 0.018 | 0.221** | 0.103 | 0.222** | 0.103 |
| Received gov./NGO support (yes = 1) | -0.027 | 0.028 | -0.148 | 0.150 | -0.149 | 0.151 |
| Land size owned (ha) | 0.001 | 0.001 | 0.007 | 0.007 | 0.007 | 0.007 |
| Livestock size owned (TLU) | 0.002 *** | 0.001 | 0.011*** | 0.004 | 0.011** | 0.004 |
| HH in rural area (yes = 1) | 0.023 | 0.016 | 0.126 | 0.088 | 0.127 | 0.088 |
| Location Northern states (yes = 1) | -0.093 *** | 0.020 | -0.504*** | 0.108 | -0.505*** | 0.108 |
| HH head male (yes = 1) | 0.035 ** | 0.016 | 0.191** | 0.086 | 0.192** | 0.087 |
| HH head age (years) | 0.002 ** | 0.001 | 0.009** | 0.004 | 0.009** | 0.004 |
| Household size (#) | -0.005 *** | 0.002 | -0.027*** | 0.010 | -0.027*** | 0.010 |
| HH head married (yes = 1) | 0.028 | 0.019 | 0.152 | 0.104 | 0.152 | 0.105 |
| Education above secondary (yes = 1) | 0.056 *** | 0.016 | 0.308*** | 0.087 | 0.309*** | 0.087 |
| HH livelihood on-farm (yes = 1) | -0.063 *** | 0.014 | -0.353*** | 0.081 | -0.354*** | 0.081 |
| HH member migrated_COVID-19 (yes = 1) | 0.004 | 0.027 | 0.021 | 0.151 | 0.021 | 0.151 |
| Access to COVID-related info (yes = 1) | 0.075 *** | 0.028 | 0.406*** | 0.147 | 0.407*** | 0.147 |
| Cons | 1.638 *** | 0.045 | - | - | - | - |
| Mean dependent var | 5.571 | SD dependent var | 1.266 | |||
| Pseudo r-squared | 0.011 | Number of obs | 1031 | |||
| Wald Chi2(16) | 146.238 | Prob > chi2 | 0.000 | |||
| Akaike crit. (AIC) | 3323.176 | Bayesian crit. (BIC) | 3404.004 |
HH Household, ha hectare, TLU Tropical Livestock Unit, AME average marginal effects, MEM marginal effects at the mean
* p < 0.01, ** p < 0.05, *** p < 0.1