| Variables | Categories | Frequency | Percent |
| Age group of respondents | 5 - 7 years | 11 | 13.1 |
| 8 - 10 years | 41 | 48.8 | |
| 11 - 12 years | 32 | 38.1 | |
| Educational qualification of the respondent | Class 2 | 11 | 13.1 |
| Class 3 | 10 | 11.9 | |
| Class 4 | 28 | 33.3 | |
| Class 5 | 35 | 41.7 | |
| Educational level of respondent’s father | Illiterate | 7 | 8.3 |
| Primary | 12 | 14.3 | |
| SSC | 15 | 17.9 | |
| HSC | 17 | 20.2 | |
| Degree/Hon’s | 25 | 29.8 | |
| Others | 8 | 9.5 | |
| Family monthly income (Taka) | Lower income less than BDT 12,000 | 39 | 46.4 |
| Higher income more than BDT 12,00 | 45 | 53.6 | |
| Source of drinking water | Tube well | 32 | 38.1 |
| Boiled water | 9 | 10.7 | |
| Tap water | 36 | 42.9 | |
| Bottled water | 7 | 8.3 |