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. 2019 Mar 22;68(11):267–272. doi: 10.15585/mmwr.mm6811e1

TABLE. Estimated number of persons with human immunodeficiency virus (HIV) infection and transmissions, by selected characteristics — United States, 2016.

Characteristic Transmission rate* Persons in subgroup
no. (%) Transmissions generated§
no. (%)
HIV care continuum
Unaware of HIV infection
  Acutely infected and unaware
16.1
9,600 (0.9)
1,500 (4.0)
  Non-acutely infected and unaware
8.4
154,400 (14.0)
13,000 (33.6)
Aware of HIV infection
  Not in care
6.6
249,700 (22.6)
16,500 (42.6)
  Receiving HIV care but not virally suppressed
6.1
125,300 (11.3)
7,700 (19.8)
  Taking ART and virally suppressed
0.0
565,800 (51.2)
0 (0.0)
Population risk group
MSM
4.4
645,600 (58.4)
28,300 (73.0)
Men who inject drugs
3.6
77,500 (7.1)
2,800 (7.2)
Women who inject drugs
2.2
46,600 (4.2)
1,000 (2.6)
MSM who inject drugs
3.8
53,400 (4.8)
2,100 (5.3)
Heterosexual men
2.7
87,500 (7.9)
2,400 (6.1)
Heterosexual women
1.2
194,200 (17.6)
2,300 (5.8)
Age group (yrs)
13–24
5.1
65,200 (5.9)
3,300 (8.5)
25–34
4.6
160,900 (14.6)
7,300 (19.0)
35–44
3.9
214,800 (19.4)
8,400 (21.8)
45–54
3.2
258,500 (23.4)
8,200 (21.3)
≥55
2.8
405,500 (36.7)
11,400 (29.4)
Total 3.5 1,104,900 (100) 38,700 (100)

Abbreviations: ART = antiretroviral therapy; MSM = men who have sex with men.

* Number of transmissions per 100 person-years.

The number of persons in each subgroup in the model, averaged over 12 months and rounded to the nearest 100. Numbers might not sum to total because of rounding.

§ Generated from model and rounded to the nearest 100. Numbers might not sum to total because of rounding.

MSM and persons who inject drugs can transmit sexually to men and women; persons who inject drugs can also transmit via injection drug use.