Figure 4.

Percentage of hospitalized CAP caused by PCV13 serotypes and percentage that have received PCV13 over time among adults aged 18 to 64 years with “at-risk” conditions, October 2013 to September 2016 (n = 2976) ACIP = Advisory Committee on Immunization Practices. CAP = community-acquired pneumonia. PCV13 = 13-valent pneumococcal conjugate vaccine. “At-risk” patients were defined as the absence of immunocompromising conditions but the presence of ≥ 1 chronic medical condition including: congestive heart failure, diabetes mellitus, chronic obstructive pulmonary disease (COPD), asthma, liver disease, or current alcoholism or smoking. *Y-axis does not go to 100%. ^†Recommendation for routine use of PCV13 for all adults aged ≥ 65 years.¹⁴