| Characteristics | No knowledge N (%) | Have some knowledge N (%) | p-value |
| Age |
|
| |
| Young-young (15 - 17) | 42 (22.58) | 144 (77.42) | 0.000 |
| Young (18 - 22) | 43 (38.39) | 69 (61.61) |
|
| Late young (22+) | 72 (52.17) | 66 (47.83) |
|
| Sex |
| ||
| Male | 77 (35.00) | 143 (65.00) | 0.658 |
| Female | 80 (37.04) | 136 (62.96) |
|
| Place of residence |
| ||
| Rajshahi | 107 (52.20) | 98 (47.80) | 0.000 |
| Dhaka | 51 (21.98) | 181 (78.02) |
|
| Education |
| ||
| Higher secondary | 46 (22.55) | 158 (77.45) | 0.000 |
| Above higher secondary | 112 (48.07) | 121 (51.93) |
|
| Socio-economic status |
| ||
| Deficit | 35 (22.58) | 120 (77.42) | 0.000 |
| Neither deficit nor surplus | 42 (38.18) | 68 (61.82) |
|
| Always surplus | 77 (45.83) | 91 (54.17) |
|
| Receiving information |
| ||
| Never | 10 (62.50) | 6 (37.50) | 0.001 |
| Sometimes | 114 (32.11) | 241 (67.89) |
|
| Almost everyday | 34 (51.52) | 32 (48.48) |
|