| Age group (years) | Frequency of bacteriuria n (% of total) | Frequency of ASB in the group n (% of the group) |
| 20 - 29 | 36 (37.9) | 34 (94.4) |
| 30 - 39 | 55 (57.9) | 46 (83.6) |
| ≥40 | 4 (4.2) | 3 (75.0) |
| Total | 95 (100) | 83 (87.4) |