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. 2019 Sep 23;101(5):1087–1090. doi: 10.4269/ajtmh.19-0157

Figure 2.

Figure 2.

Seropositivity by age group. Positivity for anti–spotted fever group rickettsial (SFGR) IgG or IgM response was calculated for 10-year age groups. Anti-SFGR IgG response was most common among ages 30–39. Anti-SFGR IgM response was most common among ages 10–19.