Table 2.
Treatment appropriateness for 300 hypothetical patients (from Fig. 1) with severe pharyngitis: test and treat when positive versus treat all
| Patient number (%) | Pharyngitis etiology | Rapid antigen test | Appropriateness | ||
|---|---|---|---|---|---|
| Results | Classification | “Test-and-treat if positive” | “Treat all” | ||
| 135 (45%) | GAS | + | True Positive | A | A |
| 15 (5%) | GAS | − | False Negative | I | A |
| 75 (25%) | NGAS | − | True Negative | I | A |
| 75 (25%) | Other | − | True Negative | A | I |
GAS Group A streptococcus, NGAS non-group A streptococcus, A appropriate, I inappropriate.