Volume 26, Number 10—October 2020
Dispatch
Deaths Associated with Pneumonic Plague, 1946–2017
Table
Sensitivity analysis of antimicrobial drug use and rates of pneumonic plague–related deaths, 1946–2017
Antimicrobial drug use | Confirmed cases, % (95% CI) | Total cases, % (95% CI) |
---|---|---|
Treated | ||
Primary plague | 27 (14–47) | 6 (1–31) |
Undifferentiated |
28 (6–72) |
6 (1–31) |
Not treated | ||
Primary plague | 94 (82–98) | 99 (22–100) |
Undifferentiated |
No data |
100* |
Unknown | ||
Primary plague | No data | 29 (13–51) |
Undifferentiated | 42 (23–64) | 51 (31–71) |
*Crude analysis; model fails under this condition.
1These co–first authors contributed equally to this article.
The death rate for persons with treated pneumonic plague is often reported as 50%, but firm evidence for this figure is minimal. We conducted a meta-analysis of articles reporting the death rate for persons treated for pneumonic plague. The rate was 17%, substantially lower than the frequently cited 50%.