TABLE 2.
Diagnostic sensitivity of various PCR targets in 309 B. pertussis-positive samples compared to the detection of three-target PCR algorithms
| Target | No. (%)
|
|||
|---|---|---|---|---|
| All patients | Inpatients | Outpatients | Referrals | |
| Positive specimens | 309 | 70 | 42 | 197 |
| Single target | ||||
| IS | 247 (79.9) | 58 (82.9) | 35 (83.3) | 154 (78.2) |
| PT | 236 (76.4) | 56 (80.0) | 32 (76.2) | 148 (75.1) |
| PO/RA | 228 (74.5) | 63 (90.0) | 31 (73.8) | 134 (69.1) |
| Two-target combinations | ||||
| IS and/or PT | 305 (98.7) | 69 (98.6) | 42 (100) | 194 (98.5) |
| IS and/or PO/RA | 300 (97.1) | 70 (100) | 42 (100) | 188 (95.4) |
| PT and/or PO/RA | 271 (88.6) | 67 (95.7) | 38 (90.5) | 166 (84.3) |