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Frequency of Gram-positive bacteria isolated from waterpipe components where M refers to mouthpiece and W to water bowl.
| Bacteria | Riyadh | Hafar Al-Batin | Al-Ghat | Total | |||
|---|---|---|---|---|---|---|---|
| M | W | M | W | M | W | ||
| Staphylococcus aureus | — | — | — | — | — | 5 | 5 |
| Staphylococcus vitulinus | — | — | — | — | — | 1 | 1 |
| Streptococcus pneumonia | — | — | — | — | 1 | — | 1 |
| Streptococcus thoraltensis | — | — | — | — | — | 2 | 2 |
| Aerococcus viridians | — | — | 1 | 1 | — | — | 2 |
| Kocuria rhizophila | 1 | 1 | — | — | 1 | 7 | 10 |
| Kocuria rosea | — | — | — | — | — | 4 | 4 |
| Kocuria kristinae | — | 2 | — | — | — | — | 2 |
|
| |||||||
| Total | 1 | 3 | 1 | 1 | 2 | 19 | 27 |
