| Variable | Number | Number of GBS isolates | Percentage (%) | p-value |
| Age group (years) | ||||
| <20 | 107 | 10 | 9.34 | |
| 20 - 24 | 215 | 12 | 5.58 | |
| 25 - 29 | 110 | 4 | 3.64 | 0.23 |
| 30 - 34 | 133 | 6 | 4.51 | |
| ≥35 | 46 | 5 | 10.87 | |
| Totals | 611 | 37 |
|
|
| Marital status | ||||
| Single | 39 | 2 | 5.13 | 0.25 |
| Married | 572 | 35 | 6.12 | |
| Totals | 611 | 37 |
|
|
| Main occupation | ||||
| Housewife | 314 | 20 | 6.37 | |
| Retailer | 145 | 7 | 4.83 | |
| Employees and craftswomen | 85 | 6 | 7.06 | 0.58 |
| Student and pupils | 67 | 4 | 5.97 | |
| Totals | 611 | 37 |
|
|
| Schooling level | ||||
| None | 264 | 12 | 4.55 | |
| Primary | 180 | 14 | 7.78 | 0.55 |
| Secondary | 153 | 10 | 6.54 | |
| University | 14 | 1 | 7.14 | |
| Totals | 611 | 37 |
|
|