| Antibiotic | Disk | Species | No tested | 6 | 8 | 10 | 12 | 14 | 16 | 18 | 20 | 22 | 24 | 26 | 28 | 30 | 32 | 34 | 36 | 38 | 40 | 42 | 44 | 46 | 48 | 50 |
| METRONIDAZOLE | 10 | BACTEROIDES SPP | 228 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 7 | 12 | 23 | 20 | 17 | 6 | 5 | 6 | 0 | 0 | 0 |
| METRONIDAZOLE | 10 | BACTEROIDES (FRAGILIS-GROUP) SPP | 254 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 4 | 8 | 18 | 17 | 22 | 12 | 10 | 2 | 2 | 2 | 0 |
| METRONIDAZOLE | 10 | BACTEROIDES FRAGILIS | 122 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 7 | 10 | 27 | 22 | 18 | 4 | 4 | 2 | 1 | 0 | 1 |
| METRONIDAZOLE | 10 | CLOSTRIDIUM SPP | 732 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 2 | 5 | 8 | 11 | 14 | 15 | 12 | 9 | 8 | 5 | 2 | 3 | 2 |
| METRONIDAZOLE | 10 | CLOSTRIDIUM DIFFICILE | 544 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 5 | 10 | 14 | 17 | 15 | 12 | 11 | 5 | 3 | 3 | 2 |
| METRONIDAZOLE | 10 | CLOSTRIDIUM PERFRINGENS | 153 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6 | 3 | 9 | 16 | 20 | 16 | 15 | 10 | 3 | 2 | 1 | 1 | 0 | 0 | 0 |
| METRONIDAZOLE | 10 | FUSOBACTERIUM SPP | 50 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 4 | 6 | 6 | 0 | 8 | 10 | 8 | 12 | 10 | 2 |
| METRONIDAZOLE | 10 | HELICOBACTER PYLORI | 154 | 18 | 1 | 0 | 0 | 1 | 0 | 1 | 1 | 3 | 3 | 1 | 3 | 6 | 6 | 3 | 7 | 7 | 7 | 4 | 10 | 4 | 2 | 2 |
| METRONIDAZOLE | 10 | PEPTOSTREPTOCOCCUS SPP | 172 | 6 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 3 | 0 | 3 | 5 | 11 | 8 | 10 | 12 | 11 | 8 | 6 | 2 |
| METRONIDAZOLE | 10 | PEPTOSTREPTOCOCCUS ANAEROBIUS | 54 | 6 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 6 | 8 | 11 | 10 | 17 | 11 | 8 | 10 | 4 |
| METRONIDAZOLE | 10 | PREVOTELLA SPP | 109 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 1 | 6 | 9 | 10 | 8 | 12 | 12 | 7 | 12 | 7 | 4 |
| METRONIDAZOLE | 10 | PROPIONIBACTERIUM SPP | 108 | 90 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 2 | 1 | 1 | 0 | 1 | 1 | 0 | 1 |
| METRONIDAZOLE | 10 | PROPIONIBACTERIUM ACNES | 64 | 86 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 2 | 0 | 3 | 2 | 0 | 0 | 2 | 0 | 0 | 2 |