Publications by authors named "John A Idoko"

HIV remains a major global health issue, with the burden of the epidemic disproportionately falling on low- and middle-income countries. Progress in HIV prevention, most notably pre-exposure prophylaxis (PrEP), has been slow to reach those most in need.

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Objectives And Method: There are growing concerns of tenofovir disoproxil fumarate (TDF)-associated renal toxicity. We evaluated the effect of long-term TDF exposure on renal function in a cohort of HIV-1-infected Nigerians between 2006 and 2015. Multivariate logistic regression was used to identify predictors of renal impairment at different time over 144 weeks of antiretroviral therapy (ART).

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Background: Older age at initiation of combination antiretroviral therapy (cART) has been associated with poorer clinical outcomes. Our objectives were to compare outcomes between older and younger patients in our clinical cohort in Jos, Nigeria.

Methods: This retrospective cohort study evaluated patients enrolled on cART at the Jos University Teaching Hospital, Nigeria between 2004 and 2012.

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Background: Prior to commencing antiretroviral therapy (ART), haematological abnormalities are a common occurrence in individuals diagnosed with human immunodeficiency virus (HIV). In the course of receiving ART, these abnormalities usually improve. We determined the prevalence of haematological abnormalities in children diagnosed with HIV-1 and the changes in haematological parameters that occur after 6 and 12 months of being on ART.

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Background: Individuals with HIV, especially those on antiretroviral therapy (ART), may have increased risk of hypertension. We investigated the prevalence of hypertension at enrolment and 12 months after commencing ART in a Nigerian HIV clinic.

Methods: Data from patients enrolled for ART from 2011 to 2013 were analysed, including 2310 patients at enrolment and 1524 re-evaluated after 12 months of ART.

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We compared the prevalence of menopause symptoms between women living with HIV to their HIV-negative peers and determined predictors of severe menopause symptoms in Jos, Nigeria. This descriptive cross-sectional study included 714 women aged 40-80 years. We compared prevalence and severity of menopause symptoms using the menopause rating scale (MRS).

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Background: Plasma HIV-RNA viral load (VL) of HIV-infected persons is an important prognostic factor in HIV management. We determined the VL among antiretroviral therapy (ART)-naive patients to identify the association between patients' demographic, clinical and laboratory characteristics with VL.

Method: A cross-sectional study of 224 ART-naive HIV-1-infected patients (≥15 years of age) accessing care at the Jos University Teaching Hospital AIDS Prevention Initiative in Nigeria ART treatment centre, from October 2010 to April 2011.

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Objective: To describe the prevalence of female sexual dysfunction (FSD) and its determinants among women with HIV infection enrolled for care and treatment in an ambulatory care setting.

Methods: A questionnaire-based cross-sectional survey was conducted among women attending the HIV clinic of Jos University Teaching Hospital, Nigeria, between March 2013 and February 2014. The self-administered Female Sexual Function Index (FSFI) was used to assess FSD; a score of less than 26.

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Background: Mortality data, including the risk factors for mortality in HIV-infected children with pulmonary TB (PTB) being treated for PTB and who are on antiretroviral therapy (ART), are scarce in Nigeria. We determined the mortality rate and risk factors for mortality among such children, at the pediatric HIV clinic of the Jos University Teaching Hospital (JUTH) in Jos, Nigeria.

Methods: We performed a retrospective cohort study on 260 PTB-HIV-1 co-infected children, aged 2 months to 13 years, being treated for PTB and on ART from July 2005 to March 2013.

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Background: Human immunodeficiency virus (HIV) infection and the use of antiretroviral therapy (ART) may increase the risk of type 2 diabetes mellitus (T2DM). However, data from regions with a high burden of HIV/AIDS are limited. We determined the prevalence of T2DM at the time of presentation to a large HIV clinic in Nigeria, as well as the incidence of diabetes 12 months following ART initiation.

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Introduction: Studies on the prevalence of and risk factors for tuberculosis (TB) among newly diagnosed human immunodeficiency virus (HIV)-infected children in sub-Saharan Africa are scarce and in Nigeria there is paucity of reported data. We determined the prevalence of and risk factors for pulmonary TB (PTB) in newly diagnosed (treatment-naïve) HIV-1 infected children at the pediatric HIV clinic of the Jos University Teaching Hospital (JUTH) in Nigeria.

Methods: We performed a retrospective analysis of 876 children, aged 2 months - 13 years, diagnosed with HIV-1 infection between July 2005 and December 2012, of which 286 were diagnosed with PTB at presentation after TB screening.

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Introduction: Adverse drug reactions associated with efavirenz (EFV) therapy are poorly described beyond the first year of treatment. We aimed to describe the incidence and predictors of EFV-related adverse drug reactions (ADRs) in a cohort of adult Nigerian HIV-infected patients on antiretroviral therapy (ART).

Methods: This retrospective cohort study utilized clinical data of HIV-1 infected adults (aged ≥15 years), commenced on efavirenz containing-regimen between January 2004 and December 2011.

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Background: The prevalence of High-Risk Human papilloma virus (HR-HPV), a necessary cause of invasive cervical cancer (ICC) is relatively high in HIV infected women. Gaps exist in our knowledge of the optimal approaches for managing women who have HR-HPV with normal cervical cytology (NCC) particularly in settings of HIV infection.

Methods: Between May 2012 and June 2013 we conducted a colposcopic assessment of HIV-infected women with prior (NCC) and known HR-HPV status to compare cervical abnormalities in women with and without HR-HPV.

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Background. Decentralization of antiretroviral therapy (ART) services is a key strategy to achieving universal access to treatment for people living with HIV/AIDS. Our objective was to assess clinical and laboratory outcomes within a decentralized program in Nigeria.

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Background: Sub-Saharan Africa (SSA) has the highest burden of HIV in the world and a rising prevalence of cardiometabolic disease; however, the interrelationship between HIV, antiretroviral therapy (ART) and cardiometabolic traits is not well described in SSA populations.

Methods: We conducted a systematic review and meta-analysis through MEDLINE and EMBASE (up to January 2012), as well as direct author contact. Eligible studies provided summary or individual-level data on one or more of the following traits in HIV+ and HIV-, or ART+ and ART- subgroups in SSA: body mass index (BMI), systolic blood pressure (SBP), diastolic blood pressure (DBP), high-density lipoprotein (HDL), low-density lipoprotein (LDL), triglycerides (TGs) and fasting blood glucose (FBG) or glycated hemoglobin (HbA1c).

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Background: Mortality among human immunodeficiency virus-1 (HIV-1) infected children initiated on antiretroviral therapy (ART) though on a decline still remains high in resource-limited countries (RLC). Identifying baseline factors that predict mortality could allow their possible modification in order to improve pediatric HIV care and reduce mortality.

Methods: We conducted a retrospective cohort study analyzing data on 691 children, aged 2 months-15 years, diagnosed with HIV-1 infection and initiated on ART between July 2005 and March 2013 at the pediatric HIV clinic of Jos University Teaching Hospital.

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Background: Cervical cancer is strongly linked to high-risk human papillomavirus (HR-HPV) and is typically preceded by cytological abnormalities. Less is known in patients with normal cervical cytology (NCC). We investigated the epidemiology of HR-HPV among HIV-infected women with NCC.

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Background: Human immunodeficiency virus (HIV) and malaria co-infection has become an important public health problem in sub-Saharan Africa. Data on HIV and malaria interaction in Nigerian adults is scanty. We determined the prevalence of malaria parasitaemia in HIV-infected adults and further investigated the role of immune status in the HIV/malaria association.

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Despite the growing body of evidence on the interaction between HIV and malaria in sub-Saharan Africa, there is a dearth of data on clinical malaria in HIV-infected patients in Nigeria. We determined the burden of clinical malaria in HIV-infected adult Nigerians and further investigated the association between their immunological status and the rates of clinical malaria. Ninety seven antiretroviral treatment-naïve HIV-infected adults were enrolled in a cross-sectional study from August to December, 2009.

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Background: Kidney disease is a common complication of human immunodeficiency virus (HIV) infection even in the era of antiretroviral therapy, with kidney function being abnormal in up to 30% of HIV-infected patients. We determined the predictors of impaired renal function in HIV-infected adults initiating highly active antiretroviral therapy (HAART) in Nigeria.

Materials And Methods: This was a retrospective study among HIV-1 infected patients attending the antiretroviral clinic at the Jos University Teaching Hospital (JUTH), between November 2005 and November 2007.

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Introduction: Human immunodeficiency virus/acquired immune deficiency syndrome (HIV/AIDS) is a chief cause of death in sub-Saharan Africa. In this study, the clinical characteristics and predictors of mortality among hospitalized HIV infected adult Nigerians are reported.

Methodology: The records of 354 patients were reviewed for demographic and clinical characteristics.

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Objective: To determine the efficacy of patient-selected treatment partners on virologic and adherence outcomes during first-line antiretroviral therapy.

Design: Randomized controlled trial. SETTING AND ANALYTICAL APPROACH: Between June 2006 and December 2007, 499 HIV-infected adults in Jos, Nigeria, were randomized to standard of care (SOC) or patient-selected treatment partner-assisted therapy (TPA).

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Objective: To determine the prevalence of and risk factors for cervical dysplasia in HIV-positive women receiving care at the Jos University Teaching Hospital in Nigeria.

Methods: A total of 369 HIV-positive women had cervical cytology performed; HIV-1 RNA viral load and CD4 counts were measured.

Results: Of 369 participants, cervical dysplasia was present in 107 (29.

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