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Table 1 Characteristics of three outbreaks of hepatitis A among MSM in Barcelona

From: Hepatitis a among men who have sex with men in Barcelona, 1989-2010: insufficient control and need for new approaches

 

January- December 2002

July 2003- July 2004

September 2008 - June 2009

p-value

Number of cases

48

60

189

-

Aged (mean, range)

31(21-44)

32 (20-43)

33 (19-58)

0.10

Men

47

60

185

0.71

Known Contact with a case

35%

18%

25%

0.31

Sexual activity in the 6 weeks previous to symptom onset

100%

NA

82%

< 0.0001

Bathhouses users

47%

40%

19%

< 0.001

Sex workers

6.5%

NA

0%

-

HIV infection

28%

24%

21%

0.36

Genotype

IB

IA

IA

-

  1. NA: Not available