Volume 26, Number 10—October 2020
Deaths Associated with Pneumonic Plague, 1946–2017
|Antimicrobial drug use||Confirmed cases, % (95% CI)||Total cases, % (95% CI)|
|Primary plague||27 (14–47)||6 (1–31)|
|Primary plague||94 (82–98)||99 (22–100)|
|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%.