Table I Demographics and clinical characteristics of TB patients and controls
USSA
TB patients (n = 66)Controls (n = 68)TB patients (n = 102)Controls (n = 49)
Age, median (range)36 (20–70)42 (22–67)33 (23–42)35 (25–53)
Male sex, n (%)50 (75)31 (45)50 (49)12 (25)
Non-US borna, n (%)59 (89)23 (34)NANA
TST positive (%)NA(45)NANA
AFB smear positive, n (%)36 (54)NA79 (77)NA
HIV-infected, n (%)21 (32)46 (68)89 (87)24 (49)
CD4, median cells/mm3 (range)150 (121–271)539 (11–1541)199 (0–1000)602 (374–1237)
  • a Subjects emigrated from various TB endemic regions, including Asia, South America and Africa; TST: Tuberculin skin-test; AFB: acid fast bacilli.