Publications by authors named "I Viho"

Background: In resource-limited settings, many HIV-infected patients are lost to follow-up (LTF) before starting ART; risk factors among those not eligible for ART at enrollment into care are not well described.

Methods: We examined data from 4,278 adults (3,613 women, 665 men) enrolled in HIV care through March 2007 in the MTCT-Plus Initiative with a CD4 count ≥200 cells/mm(3) and WHO stage ≤ 2 at enrollment. Patients were considered LTF if > 12 months elapsed since their last clinic visit.

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Background: Within the framework of programs for the prevention of mother-to-child HIV transmission, women who discover their HIV-infection during their pregnancy receive perinatal interventions in order to reduce the risk of HIV transmission to the child. They also receive family planning counselling and free contraceptives in order to avoid a new pregnancy. In this study, we compared contraceptive use and pregnancy incidence between HIV-positive and HIV-negative women who were offered HIV counselling and testing during a program of prevention of mother-to-child HIV transmission.

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Objective: We assessed the 18-month effectiveness of short-course (sc) antiretroviral peripartum regimens combined with alternatives to prolonged breastfeeding to prevent mother-to-child transmission (MTCT) of HIV-1 in Abidjan, Côte d'Ivoire.

Methodology: HIV-1 infected pregnant women received from >/=32-36 weeks of gestation scZidovudine (ZDV)+/-Lamivudine (3TC)+single-dose Nevirapine (sdNVP) at delivery within the ANRS 1201/1202 DITRAME-Plus cohort (2001-2003). Neonates received a sdNVP+7-day ZDV prophylaxis.

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Objective: Our aim was to study the response to antiretroviral treatment among women exposed to single-dose nevirapine (NVP) and/or short-course zidovudine (ZDV; with or without lamivudine [3TC]) for the prevention of mother-to-child transmission of human immunodeficiency virus (HIV) infection.

Methods: All HIV type 1-infected women who initiated antiretroviral treatment with stavudine or ZDV, 3TC, and NVP or efavirenz were eligible for the MTCT-Plus program in Abidjan, Ivory Coast. Exposed women had received either single-dose NVP alone or short-course ZDV (with or without 3TC) plus single-dose NVP during previous pregnancy.

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Objective: To evaluate the risk of postnatal HIV transmission among women in Abidjan, Côte d'Ivoire offered alternatives to prolonged breastfeeding, and to assess the impact of the breastfeeding pattern and duration on this risk.

Methods: In 2001-2003, HIV-infected pregnant women received peri-partum antiretroviral prophylaxis and were counselled antenatally regarding infant feeding options: formula feeding or exclusive breastfeeding with early cessation from 4 months of age. The primary outcome was HIV postnatal transmission by 18 months of age, defined by a positive HIV test after a negative test > or =30 days.

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