Study on the incidence of HIV and associated risk factors through a prospective cohort among men who have sex with men in Beijing, China / 中华流行病学杂志
Chinese Journal of Epidemiology
; (12): 663-666, 2012.
Article
Dans Zh
| WPRIM
| ID: wpr-288082
Responsable en Bibliothèque :
WPRO
ABSTRACT
Objective To investigate the dynamic change and associated risk factors of HIV sero-conversion rate in Beijing.Methods 809 sero-negative men who have sex with men (MSM) were recruited in the cohort from August to December in 2009.HIV sero-antibody,medicinal examination and behavior questionnaire interview were carried out every six months.Results 962 MSM with overall baseline prevalence of HIV infection as 6.34% (61/962) together with 809 seronegative MSM,were enrolled in the cohort.Of the 809 sero-negative participants,95.1% (769/809),85.5% ( 692/809 ) and 71.0% ( 574/809 ) of them were retained in the 6-month,12-month and 18- month follow-up visits,with 19,29 and 17 of them became HIV sero-conversion at 6-month,12-month,and 18-month follow-up visits and the HIV incidence rates appeared to be 5.47,12.37 and 6.86 per 100 person-years respectively.The HIV incidence was 7.59 per 100 person-years in the 18 months follow-up visit.Factors includingyounger than 25-years old (HR =2.32,95%CI1.39-3.87),having more than 8 MSM partners (HR=2.50,95%CI1.49-4.20),less than RMB 2000 Yuan every month income (HR=1.76,95%CI1.06-2.95 ),having more than 4 homosexual partners in the last six months (HR=3.50,95% CI2.11 -5.81 ),showing phimosis and redundant prepuce (HR=2.47,95% CI1.50-4.07 ) as well as positive syphilis test (HR=2.62,95%CI1.53-4.49) etc.,were significantly associated with HIV incidence.Conclusion High HIV incidence was shown among MSM in Beijing and had spread fast in this population,calling for more favorable prevention measures to be taken.
Texte intégral:
1
Indice:
WPRIM
Type d'étude:
Etiology_studies
/
Incidence_studies
/
Risk_factors_studies
langue:
Zh
Texte intégral:
Chinese Journal of Epidemiology
Année:
2012
Type:
Article