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Results of RT PCR IS481, ptx-Pr and h-IS1001
| IS 481+ | IS 481- | *ptx+/h-IS1001+ | ptx+/h-IS1001- | ptx-/h-IS1001+ | ptx−/h-IS1001- | |
|---|---|---|---|---|---|---|
| Patients (n = 156) | 96 | 60 | 35 | 55 | 3 | 3 |
| Contacts (n = 126) | 59 | 67 | 11 | 42 | 1 | 5 |
| Total | 155 | 127 | 46 | 97 | 4 | 8 |
ptx: pertussis toxin gene, h-IS1001: B. holmesii specific insertion sequence
