Table 6. Associations between Corynebacterium diphtheriae carriage and age group in 2 districts, Vietnam.
| Age, y | Na Trang, % (95% CI) | Qung Ngi, % (95% CI) |
|---|---|---|
| 1–5 | 68 (67–69) | 36 (31–42) |
| 6–10 | 7 (4–9) | 34 (29–40) |
| 16–25 | 12 (7–19) | 39 (31–46) |
| 25–36 | 33 (27–40) | 50 (47–56) |
| 36–55 | 28 (17–43) | 54 (47–60) |
| Total | 26 (20–32) | 42 (39–46) |