To the editor:

In the Abstract of this article, we found that the median absolute lymphocyte count at the diagnosis of P. jirovecii pneumonia was unintentionally misprinted as "5,156 cells/mm³." The authors sincerely regret this error. The median absolute lymphocyte count in Abstract should be corrected as follows:

Corrected median absolute lymphocyte count in Abstract

The median absolute lymphocyte count at the diagnosis of P. jirovecii pneumonia was 515 cells/mm³ (range, 20–5,111 cells/mm³).