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Table 1 Sialon II study participants by study site, testing history and measured HIV status after exclusion of participants already known to have HIV and with indeterminate HIV status knowledge

From: Behavioural and demographic correlates of undiagnosed HIV infection in a MSM sample recruited in 13 European cities

city

HIV negative (n)

percentage tested for HIV in the last 12 months (%)

undiagnosed HIV infection (n)

percentage with undiagnosed HIV (%)

undiagnosed HIV, negative HIV pre-test within recent 12 months (n)

undiagnosed HIV infection, no pre-test or test longer ago than 12 months (n)

percentage of undiagnosed HIV that may not be recent (%)

Total (N)

Barcelona

334

66.2%

21

5.9%

16

5

23.8%

355

Bratislava

376

35.5%

15

3.8%

6

9

60.0%

391

Brighton

331

56.7%

15

4.3%

10

5

33.3%

346

Brussels

327

63.5%

7

2.1%

5

2

28.6%

334

Bucharest

146

42.9%

15

9.3%

7

8

53.3%

161

Hamburg

336

52.1%

15

4.3%

11

4

26.7%

351

Lisbon

300

63.8%

29

8.8%

23

6

20.7%

329

Ljubljana

329

50.9%

7

2.1%

5

2

28.6%

336

Sofiaa

344

 

12

3.4%

   

356

Stockholm

334

49.9%

3

0.9%

2

1

33.3%

337

Verona

367

41.9%

10

2.7%

2

8

80.0%

377

Vilnius

314

38.9%

5

1.6%

2

3

60.0%

319

Warsaw

346

57.9%

22

6.0%

17

5

22.7%

368

Total

4184

 

176

4.0%

   

4360

Total w/o Sofia

3840

51.9%

164

 

106

58

33.0%

4004

  1. adata on recency of last HIV testing are missing for Sofia due to incorrect translation of the question in the Bulgarian questionnaire version