Table 1

Baseline demographics and CD4 cell count, by subtype
Patient characteristics Subtype B (n=27), n (row %) CRF01_AE (n=64), n (row %) CRF51_01B (n=10), n (row %) Others (n=9), n (row %) P-value
Median age (median, IQR) 28.9 [6.6–38.1] 37.2 [29.1–46.4] 39.8 [29.9–41.2] 36.7 [36.3–49.3] 0.092
Male gender 25 (92.6) 55 (85.9) 9 (90.0) 8 (88.9) 0.919
Ethnicity
Chinese 18 (66.7) 54 (84.4) 9 (90.0) 7 (77.8) 0.227
Non-Chinese 9 (33.3) 10 (15.6) 1 (10.0) 2 (22.2)
Transmission risk
Heterosexual 8 (29.6) 37 (57.8) 1 (10.0) 4 (44.4) 0.003
MSM 14 (51.9) 24 (37.5) 5 (50.0) 3 (33.3)
Others 5 (18.5) 3 (4.7) 4 (40.0) 2 (22.2)
CD4 count at presentation (median, IQR) 416 [275–493] 263 [52–401] 167 [35–338] 248 [219–304] 0.092

Abbreviations: IQR, interquartile range; MSM, men who have sex with men.

a Blood transfusion, intravenous drug use (IVDU), bisexual.

b Other subtypes: CRF02_AG, CRF34_01B, CRF07_BC, CRF33_01B, CRF15_01B.

Ng et al.

Ng et al. BMC Infectious Diseases 2013 13:90   doi:10.1186/1471-2334-13-90

Open Data