Volume 19, Number 1—January 2013
Infections with Spore-forming Bacteria in Persons Who Inject Drugs, 2000–2009
|No.†||Female, %||p value‡||No.†||Median age, y (IQR)||p value§||No.†||Female, %||p value‡||No.||Median age, y (IQR)||p value§|
|Community¶||1,732||24||1,711||32 (11)||1,763||26||1,772||33 (10)|
|With botulism||139||30||0.157||128||37 (13)||<0.001||18||11||0.186||13#||31 (5)||0.670|
|With tetanus||28||46||0.006||28||35 (19)||0.067||5||60||0.112||5||47 (17)||0.065|
|With C. novyi infection||32||44||0.011||32||33 (11)||0.654||60||52||<0.001||57#||30 (8)||0.086|
|With anthrax||NA||NA||13||38||0.297||13||35 (9)||0.093|
|Total with infection||199||32||0.002||188||35.5 (13.5)||<0.001||96||43||<0.001||88||31 (9)||0.232|
*PWID, persons who inject drugs; IQR, Interquartile range; NA, not applicable.
†For the community samples, information about sex of 8 (England) and 9 (Scotland) persons was missing, and information about age for 29 persons (England) was missing.
‡Based on the χ2 test or Fisher exact test (where tabular cell counts were <5 for the difference in proportion of female case-patients with the respective infections and the community sample of PWID).
§Based on the Mann-Whitney test for the difference in median age between the case-patients with the respective infection(s) and the community sample of PWID.
¶Data from the Unlinked Anonymous Monitoring Survey 2005 (15) for England (n = 1,740) and from the Needle Exchange Surveillance Initiative 2008/2009 (16) for Scotland (n = 1,772).
#Complete data on age were available for 13/18 botulism case-patients and 57/60 C. novyi case-patients.
- Page created: December 20, 2012
- Page last updated: December 20, 2012
- Page last reviewed: December 20, 2012
- Centers for Disease Control and Prevention,
National Center for Emerging and Zoonotic Infectious Diseases (NCEZID)
Office of the Director (OD)