. 2014 Dec 1;30(12):1170–1177. doi: 10.1089/aid.2014.0037

Table 1.

Characteristics of 1,164 HIV-Infected Women in the Women's Interagency HIV Study December 6, 1995 Through December 6, 2005

Characteristics^a	History of injection drug use (IDU) n=439	No history of injection drug use (IDU) n=725	Overall n=1,164
Age (years)	40 (35, 44)	33 (29, 39)	36 (31, 41)
African American race	273 (62%)	399 (55%)	672 (58%)
Nadir CD4⁺ count (cells/μl)	352 (208, 522)	348 (216, 505)	349 (213, 517)
Initiated antiretrovirals (ARTs)^b	208 (47%)	456 (63%)	664 (57%)

^{^a}

Median (interquartile range) or number (percent).

^{^b}

During follow-up.