1. November 2012
Core Epidemiology Slides

2. Global summary of the AIDS epidemic  2011
Number of people Total 34.0 million [31.4 million–35.9 million]
living with HIV Adults 30.7 million [28.2 million–32.3 million]
Women 16.7 million [15.4 million–17.6 million]
Children (<15 years) 3.3 million [3.1 million–3.8 million]
People newly infected Total 2.5 million [2.2 million–2.8 million]
with HIV in 2011 Adults 2.2 million [1.9 million–2.4 million]
Children (<15 years) 330 000 [280 000–390 000]
AIDS deaths in 2011 Total 1.7 million [1.5 million–1.9 million]
Adults 1.5 million [1.3 million–1.7 million]
Children (<15 years) 230 000 [200 000–270 000]

3. Global estimates for adults and children  2011
People living with HIV 34.0 million [31.4 million – 35.9 million]
New HIV infections in 2011 2.5 million [2.2 million – 2.8 million]
Deaths due to AIDS in 2011 1.7 million [1.5 million – 1.9 million]

4. Regional HIV and AIDS statistics and features  2011
Adults and children Adults and children Adult prevalence Adult & child
living with HIV newly infected with HIV (15‒ 49) [%] deaths due to AIDS
Sub-Saharan Africa 23.5 million 1.8 million 4.9% 1.2 million
[22.1 million – 24.8 million] [1.6 million – 2.0 million] [4.6% – 5.1%] [1.1 million – 1.3 million]
Middle East and North Africa 300 000 37 000 0.2% 23 000
[250 000 – 360 000] [29 000 – 46 000] [0.1% – 0.2%] [18 000 – 29 000]
South and South-East Asia 4.0 million 280 000 0.3% 250 000
[3.1 million – 5.2 million] [170 000 – 460 000] [0.2% – 0.4%] [190 000 – 340 000]
East Asia 830 000 89 000 0.1% 59 000
[590 000 – 1.2 million] [44 000 – 170 000] [<0.1% – 0.1%] [41 000 – 82 000]
Latin America 1.4 million 83 000 0.4% 54 000
[1.1 million – 1.7 million] [51 000 – 140 000] [0.3% – 0.5%] [32 000 – 81 000]
Caribbean 230 000 13 000 1.0% 10 000
[200 000 – 250 000] [9600 – 16 000] [0.9% – 1.1%] [8200 – 12 000]
Eastern Europe and Central Asia 1.4 million 140 000 0.8% 92 000
[1.1 million – 1.8 million] [91 000 – 210 000] [0.6% – 1.0%] [63 000 – 120 000]
Western and Central Europe 900 000 30 000 0.2% 7000
[830 000 – 1.0 million] [21 000 – 40 000] [0.2% – 0.3%] [6100 – 7500]
North America 1.4 million 51 000 0.6% 21 000
[1.1 million – 2.0 million] [19 000 – 120 000] [0.5% – 1.0%] [17 000 – 28 000]
Oceania 53 000 2900 0.3% 1300
[47 000 – 60 000] [2200 – 3800] [0.2% – 0.3%] [<1000 – 1800]
TOTAL 34.0 million 2.5 million 0.8% 1.7 million
[31.4 million – 35.9 million] [2.2 million – 2.8 million] [0.7% - 0.8%] [1.5 million – 1.9 million]
The ranges around the estimates in this table define the boundaries within which the actual numbers lie, based on the best available information.

5. Adults and children estimated to be living with HIV  2011
Western & Eastern Europe
Central Europe & Central Asia
900 000 1.4 million
North America [830 000 – 1.0 million] [1.1 million – 1.8 million]
1.4 million East Asia
[1.1 million – 2.0 million] 830 000
Middle East & North Africa [590 000 – 1.2 million]
Caribbean 300 000
230 000 [250 000 – 360 000] South & South-East Asia
[200 000 – 250 000] 4.0 million
Sub-Saharan Africa [3.1 million – 5.2 million]
Latin America 23.5 million
1.4 million [22.1 million – 24.8 million] Oceania
[1.1 million – 1.7 million] 53 000
[47 000 – 60 000]
Total: 34.0 million [31.4 million – 35.9 million]

6. Estimated number of adults and children
newly infected with HIV  2011
Western & Eastern Europe
Central Europe & Central Asia
30 000 140 000
North America [21 000 – 40 000] [91 000 – 210 000]
51 000 East Asia
[19 000 – 120 000] 89 000
[44 000 – 170 000]
Middle East & North Africa
Caribbean 37 000
13 000 [29 000 – 46 000] South & South-East Asia
[9600 – 16 000] 280 000
Sub-Saharan Africa [170 000 – 460 000]
Latin America 1.8 million
83 000 [1.6 million – 2.0 million] Oceania
[51 000 – 140 000] 2900
[2200 – 3800]
Total: 2.5 million [2.2 million – 2.8 million]

7. Estimated adult and child deaths from AIDS  2011
Western & Eastern Europe
Central Europe & Central Asia
7000 92 000
North America [6100 – 7500] [63 000 – 120 000]
21 000 East Asia
[17 000 – 28 000] 59 000
Middle East & North Africa [41 000 – 82 000]
Caribbean 23 000
10 000 [18 000 – 29 000] South & South-East Asia
[8200 – 12 000] 250 000
Sub-Saharan Africa [190 000 – 340 000]
Latin America 1.2 million
54 000 [1.1 million – 1.3 million] Oceania
[32 000 – 81 000] 1300
[<1000 – 1800]
Total: 1.7 million [1.5 million – 1.9 million]

8. Children (<15 years) estimated to be living with HIV  2011
Western & Eastern Europe
Central Europe & Central Asia
1600 11 000
North America [1300 – 2000] [9600 – 14 000]
4500 East Asia
[4000 – 5800] 16 000
Middle East & North Africa [11 000 – 22 000]
Caribbean 15 000
18 000 [12 000 – 19 000] South & South-East Asia
[15 000 – 21 000] 150 000
Sub-Saharan Africa [140 000 – 180 000]
Latin America 3.1 million
42 000 [2.8 million – 3.4 million] Oceania
[30 000 – 56 000] 3600
[2800 – 4600]
Total: 3.3 million [3.1 million – 3.8 million]

9. Estimated number of children (<15 years)
newly infected with HIV  2011
Western & Eastern Europe
Central Europe & Central Asia
<200 <1000
North America [<200] [<500 – <1000]
<100 East Asia
[<100-<200] 2000
Middle East & North Africa [<1000 – 4100]
Caribbean 2600
1100 [2000 – 3300] South & South-East Asia
[<1000 – 1400] 19 000
Sub-Saharan Africa [11 000 – 32 000]
Latin America 300 000
2200 [260 000 – 350 000] Oceania
[1000 – 4000] <500
[<200 – <500]
Total: 330 000 [280 000 – 390 000]

10. Estimated deaths in children (<15 years) from AIDS  2011
Western & Eastern Europe
Central Europe & Central Asia
<100 <500
North America [<100 - <200] [<500 – <1000]
<100 East Asia
[<200] 1100
Middle East & North Africa [<1000 – 1700]
Caribbean 1500
1100 [1100 – 1900] South & South-East Asia
[<1000 – 1400] 13 000
Sub-Saharan Africa [11 000 – 14 000]
Latin America 210 000
2400 [180 000 – 240 000] Oceania
[1200 – 3800] <500
[<200 – <500]
Total: 230 000 [200 000 – 270 000]

11. Over 7000 new HIV infections a day in 2011
 About 97% are in low- and middle-income countries
 About 900 are in children under 15 years of age
 About 6000 are in adults aged 15 years and older, of whom:
─ almost 47% are among women
─ about 39% are among young people (15-24)

12. 2011 global HIV and AIDS estimates
Children (<15 years)
Children living with HIV 3.3 million [3.1 million – 3.8 million]
New HIV infections in 2011 330 000 [280 000 – 390 000]
Deaths due to AIDS in 2011 230 000 [200 000 – 270 000]