Prevalence and Risk Factors of Cytopenia in HIV-Infected Patients before and after the Initiation of HAART

Table 1

The demographic and clinical characteristics of participants.

Characteristics	Total (n = 4325)	Noncytopenia (n = 3501)	Cytopenia (n = 824)
Age (years)
<40	2796 (64.6%)	2442 (67.6%)	354 (49.8%)
≥40	1530 (35.4%)	1173 (32.4%)	357 (50.2%)
Sex
Male	4048 (93.6%)	3340 (95.4%)	708 (85.9%)
Female	277 (6.4%)	161 (4.6%)	116 (14.1%)
WHO stage
I	3307 (76.5%)	2795 (79.8%)	512 (62.1%)
II	234 (5.4%)	188 (5.4%)	46 (5.6%)
III	281 (6.5%)	217 (6.2%)	64 (7.8%)
IV	503 (11.6%)	301 (8.6%)	202 (24.5%)
BMI (kg/m^2)
<18.5	337 (9.8%)	240 (8.1%)	97 (19.7%)
18.5–24	2248 (65.3%)	1938 (65.7%)	310 (62.9%)
>24	858 (24.9%)	772 (26.2%)	86 (17.4%)
CD4^+ T-cell counts (/μl)
<200	1475 (35.6%)	949 (22.9%)	526 (66.2%)
≥200	2667 (64.4%)	2398 (71.6%)	269 (33.8%)
Viral load (copies/ml)
≥100000	979 (30%)	699 (26.2%)	280 (48%)
<100000	2280 (70%)	1977 (73.9%)	303 (52%)
Infection routes
Sexual	3933 (91%)	3258 (93.1%)	675 (81.9%)
Others	392 (9.9%)	243 (6.9%)	149 (18.1%)
HCV-coinfection
No	3481 (80.5%)	2934 (81.2%)	547 (76.9%)
Yes	77 (19.5%)	681 (15.7%)	164 (23.1%)
HBV-coinfection
No	4111 (95%)	3474 (96.1%)	637 (89.6%)
Yes	215 (5%)	141 (3.9%)	74 (10.4%)

Note: data are presented as n (%); WHO, World Health Organization; BMI, body mass index; variable had missing values: BMI = 883; HIV RNA = 1066; CD4⁺ T-cell counts = 183.