| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | chancroid | United States | Rare sexually transmitted infection with low prevalence | 1 |
| 2 | chancroid | United States | Chancroid is a relatively rare sexually transmitted infection, often associated with unprotected sexual encounters. | 1 |
| 3 | chancroid | United States | Chancroid is a relatively rare sexually transmitted infection, but it is well-known in medical communities and public health awareness campaigns. | 1 |