| Variable | Mean values of knowledge | Percentage (%) |
| Age group (in years) |
|
|
| <20 | 0.57 | 13.0 |
| 20 - 40 | 0.57 | 69.0 |
| 40+ | 0.45 | 18.0 |
| Marital status |
|
|
| Married | 0.56 | 84.0 |
| Unmarried | 0.53 | 16.0 |
| Sex |
|
|
| Male | 0.57 | 46.0 |
| Female | 0.55 | 54.0 |
| Educational status |
|
|
| Illiterate | 0.48 | 24.0 |
| Primary | 0.59 | 34.0 |
| Secondary | 0.61 | 23.0 |
| Higher | 0.63 | 19.0 |
| Occupation |
|
|
| Service | 0.64 | 11.0 |
| Farmer | 0.47 | 12.0 |
| Business | 0.63 | 14.0 |
| Others | 0.54 | 63.0 |
| Monthly family income (in Taka) |
|
|
| <7000 | 0.52 | 64.0 |
| 7000 - 15,000 | 0.56 | 28.0 |
| 15,000+ | 0.56 | 8.0 |
| Total | 0.55 | 100.0 |