Table 1. Demographic characteristics and attack rates for typhus group rickettsiosis, Texas, 2003–2013.

Characteristic	Cases, no. (%), n = 1,762	Census population*	Attack rate†
Sex
F	921 (52)	12,673,281	7.3
M	841 (48)	12,472,280	6.7
Race/ethnicity
White, non-Hispanic	429 (24)	11,397,345	3.8
White, Hispanic	1,133 (64)	9,460,921	12.0
Black	23 (1)	2,886,825	0.8
Unknown or other	177 (10)	1,400,470	12.6
Age group, y
<5	40 (2)	1,928,473	2.1
5–19	591 (34)	5,693,241	10.4
20–39	398 (23)	7,194,139	5.5
40–64	575 (33)	7,727,822	7.4
>65	158 (9)	2,601,886	6.1

*Based on 2010 Population Census for Texas.
†Per 100,000 population.