title: Repeat syphilis among men who have sex with men--San Diego County, 2004-2009.
abstract: Among 614 men who have sex with men in San Diego County with early syphilis during January 2004 to June 2007, 74 (11.7%; 95% confidence interval: 9.3%-14.4%) had repeat syphilis within 2 years. HIV-infected MSM were more likely to have repeat syphilis (odds ratio: 1.9; 95% confidence interval: 1.1, 3.4).
authors.affiliation: HIV, STD, and Hepatitis Branch, Public Health Services, Health and Human Services Agency, County of San Diego, San Diego, CA 92110, USA. kenneth.katz@sdcounty.ca.gov
authors.forename: Kenneth A
authors.initials: KA
authors.lastname: Katz
authors.forename: Marjorie A
authors.initials: MA
authors.lastname: Lee
authors.forename: Tom
authors.initials: T
authors.lastname: Gray
authors.forename: Julia L
authors.initials: JL
authors.lastname: Marcus
authors.forename: Elaine F
authors.initials: EF
authors.lastname: Pierce
mesh_terms: D000328:Adult; D019540:Area Under Curve; D002140:California / Q000453:epidemiology; D015331:Cohort Studies; D016001:Confidence Intervals; D042241:Early Diagnosis; D015658:HIV Infections / Q000150:complications*; D018451:Homosexuality, Male / Q000706:statistics & numerical data*; D006801:Humans; D015994:Incidence; D016015:Logistic Models; D008297:Male; D016017:Odds Ratio; D015995:Prevalence; D012008:Recurrence; D012189:Retrospective Studies; D012307:Risk Factors; D012725:Sexual Behavior; D013587:Syphilis / Q000150:complications / Q000175:diagnosis / Q000453:epidemiology* / Q000517:prevention & control