Table 2.
Isolation of Salmonella Typhi in Stool Specimens From Household Contacts of Blood Culture– and Stool Culture–Positive Patients at Different Time Points
| Time After Enrollment, d | HH Contacts of BC-Positive Index Patients | HH Contacts of SC-Positive Index Patients | ||
|---|---|---|---|---|
| Stool Specimen Collected for SC, No. | SC Positive for S. Typhi, No. (%) | Stool Specimen Collected for SC, No. | SC Positive for S. Typhi, No. (%) | |
| 0 | 530 | 5 (0.9) | 9 | 0 (0) |
| 30 | 466 | 4 (0.7) | 9 | 0 (0) |
| 180a | 7 | 0 (0) | 0 | 0 (0) |
Abbreviations: BC, blood culture; HH, household; SC, stool culture.
a
Stool specimens were collected on day 180 if SCs were positive for Salmonella Typhi on day 0 and/or day 30.