| Variable | Estimate | t-value |
| Household size (X1) | −2.1481E-04 | −0.1345 |
| Level of education (X2) | 0.7251 | 2.4131* |
| Age (X3) | −7.9135E-03 | − 2.2652* |
| Information on HIV/AIDS, prevention and protective measures (X4) | −4.5821E-03 | −3.3546*** |
| Hired labour (X5) | −4.5482E-07 | −1.0523 |
| Inputs (X6) | 1.7245E-08 | 3.2543** |
| Expenses on food (X7) | −2.4431E-07 | −0.2988 |
| Opportunity cost of own labour (X8) | 2.335E-06 | 0.7654 |
| Income (X9) | −4.4652E-09 | −0.6635 |
| Number of non-farm rural activities (X10) | 5.5134E-07 | 2.3852* |
| Market facilities (X11) | 0.5192 | 0.3107 |
| Access to extension facilities (X12) | 0.6453 | 2.4127* |
| Cost of credit facilities (X13) | 0.00859 | −3.0048** |
| Cost of health services (X14) | 0.00203 | 3.1162** |
| Frequency of visit to hospital for care/medication(X15), | 0.0185 | 2.5643* |