| Clinical Source of Strains | Total No. Screened | β-Lactamase Reaction | |
| Positive Reaction 5000 IU/ml (%) | Positive Reaction 25,000 IU/ml (%) | ||
| Endocervical Swab | 3 | 3 (100) | 2 (67) |
| High vaginal Swab | 8 | 8 (100) | 6 (75) |
| Sputum | 2 | 2 (100) | 1 (50) |
| Seminal fluid | 1 | 1 (100) | 0 (0) |
| Urethral swab | 2 | 2 (100) | 0 (0) |
| Urine | 7 | 6 (86) | 4 (57) |
| Wound swab | 8 | 8 100) | 6 (75) |
| Total | 28 | 27 (96) | 17 (63) |