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Table 1 Description of the German HIV-1 Seroconverter Cohort by the end of 2010

From: The risk of AIDS-defining events is decreasing over time in the German HIV-1 Seroconverter Cohort

 

Calendar year of seroconversion

     
 

Pre-1997

1997-2000

2001-2004

2005-2006

2007-2010

Overall

Sex, female, n (%)

32 (15)

13 (7.0)

32 (5.6)

29 (6.2)

31 (4.2)

137 (6.3)

Age at seroconversion, (year) [median (IQR)]

30 (2638)

32 (2736)

33 (2738)

33 (2840)

33 (2740)

33 (2739)

HIV exposure category [n (%)]

      

men who have sex with men

139 (65.0)

152 (82.6)

500 (88.2)

406 (87.7)

641 (87.6)

1838 (85.0)

Injecting drug users

32 (15.0)

5 (2.7)

10 (1.8)

5 (1.1)

3 (0.4)

55 (2.6)

heterosexuals

34 (15.9)

16 (8.7)

40 (7.1)

41 (8.8)

64 (8.8)

195 (9.0)

people from high endemic country

6 (2.8)

6 (3.2)

9 (1.6)

5 (1.1)

7 (1.0)

33 (1.5)

others*

0 (0)

2 (1.1)

2 (0.4)

1 (0.2)

4 (0.6)

9 (0.4)

unknown

3 (1.4)

3 (1.6)

6 (1.1)

7 (1.5)

13 (1.8)

32 (1.5)

Short HIV test interval , n (%)

33 (15.4)

53 (28.7)

206 (36.3)

208 (44.7)

401 (54.9)

901 (41.7)

Seroconverters, n (Follow up)

214 (520)

185 (837)

567 (1201)

465 (1259)

731 (5090)

2162 (8906)

AIDS events, n, (rate)

36 (6.9)

22 (2.6)

23 (1.9)

47 (3.7)

68 (1.3)

196 (2.2)

Pre-AIDS mortality, n (rate)

NA

5 (0.6)

4 (0.3)

4 (0.3)

14 (0.3)

27 (0.3)

Lost to follow-up, n (rate)

2 (0.4)

85 (10.2)

169 (14.1)

126 (10.0)

303 (10.5)

685 (10.2)

  1. * Occupational and blood transfusion.
  2. †Defined as 3months between last negative and first positive HIV test, or with laboratory evidence of seroconversion.
  3. ‡Follow up in person-year.
  4. ±Rate calculation: number of events/100 person-years.
  5. IQR: Interquartile range; NA: Not available.