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152 result(s) for "ODHIAMBO, C."
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Feasibility, acceptability and lessons learned from an infant feeding intervention trial among women living with HIV in western Kenya
Background The World Health Organization recommends mothers breastfeed exclusively for the first six months of their infant’s life. However, women living with HIV in low resource settings face many barriers to recommended infant feeding practices such as fear of HIV transmission and perceived milk insufficiency. Moreover, current support for breastfeeding in this context is often insufficient to overcome these barriers. To support women’s infant feeding experience, we tested a personalized infant feeding support program among perinatal women living with HIV in Kenya. Methods Supporting Healthy Mothers is a theory and evidence-based multilevel intervention designed to address the mental health burden associated with financial and food insecurity and provide personalized support for optimal infant feeding postpartum. As part of the Supporting Healthy Mothers intervention feasibility trial, between February 23, 2022 and November 9, 2022, twenty mothers received five personalized infant feeding support sessions delivered by a local professional lactation specialist from pregnancy until three months postpartum. Through detailed observations of these sessions, clinical notes and repeated team discussions, we aimed to describe and provide a limited evaluation of these sessions. We identified the strengths and limitations of the lactation support sessions as well as areas for future development. Results Participation in the sessions was high and at three months postpartum all participants reported exclusive breastfeeding as recommended despite experiencing a myriad of challenges. Having face-to-face and frequent early postpartum sessions, being available to field participant concerns between sessions and measuring infant weights at each session were key strengths. Continuing sessions beyond three months postpartum and incorporating family planning and general maternal health counseling topics would enhance these supportive sessions. Conclusions The personalized professional infant feeding support sessions were highly acceptable and feasible to implement. In-person sessions, in a clinic setting provided opportunities to evaluate and adjust breastfeeding technique and led to successful exclusive breastfeeding practice. Future interventions should consider integrating with other perinatal care services and offering support on demand and immediately postpartum. Trial registration Supporting Healthy Mothers was registered with ClinicalTrials.gov Protocol Registration and Results System, posted on February 2, 2022. Identifiers: NCT05219552 Unique Protocol ID: K23MH116807.
Understanding mother-to-child transmission of HIV among mothers engaged in HIV care in Kenya: a case report
Background Mother-to-child transmission of HIV, which may occur in utero, during birth, or through breastmilk, is now largely preventable with the advancement of HIV testing and treatment for women and their infants. Globally, great progress has been recorded over the years, with a 58% decline in new infections in children from 2010 to 2022. Currently, Kenya is among the countries with the highest rates of mother-to-child transmission of HIV despite consistent efforts to promote prevention of mother to child transmission strategies. Methods This case report presents the experiences of a woman, engaged in HIV care in Kenya, whose baby contracted HIV. The data used to describe this case come from surveys, provider notes, health records, observational notes, notes from phone call consultations, and one in-depth interview. All data sources were carefully reviewed, compared and complied to describe the timeline of events and context of the participant’s experience. Results We found multiple factors which may have contributed to this case of mother-to-child transmission of HIV. Antenatal care was initiated late in pregnancy (during the third trimester), and as a result, HIV diagnosis and treatment also occurred late in pregnancy. In addition, a lack of coordination between the clinic providing antenatal care and HIV treatment, and the hospital providing labor and delivery services led to breastfeeding initiation prior to the administration of infant HIV prophylaxis medications. Finally, poor maternal adherence to HIV medications went undetected and unaddressed until it was revealed by routine viral load monitoring three months after initiating HIV treatment (more than two months postpartum). Conclusions Our case report shows the continued need for more intensive and integrated care for mothers living with HIV and their infants including support for pregnant women newly diagnosed with HIV, coordination of perinatal and HIV care, provisions for routine monitoring of HIV medication adherence, intensive follow-up care including point of care testing for HIV exposed infants and in person breastfeeding support. Our case report contributes an important perspective especially in light of the current UNAIDS Global AIDS Strategy which recently inspired the Global Alliance to end AIDS in Children.
“It has changed my life”: unconditional cash transfers and personalized infant feeding support- a feasibility intervention trial among women living with HIV in western Kenya
Background The syndemic effects of poverty, food insecurity and living with HIV are recognized as global health priorities, including through the United Nations Sustainability Goals 1, 2 and 3. Today, women and girls account for 63% of all new HIV infections in eastern and southern Africa, including Kenya. Pregnant and postpartum women living with HIV in this setting face unique challenges including increased financial insecurity as women leave the work force to care for their newborn infants. This contributes to poverty, food scarcity and stress. Methods To address financial insecurity, improve infant feeding and reduce stress among mothers living with HIV in this setting, we developed a multilevel intervention, Supporting Healthy Mothers, consisting of 10 monthly unconditional cash transfers (10,000 KES, ~$75 USD/month) and personalized infant feeding support from pregnancy to 7 months postpartum. We conducted a non-randomized feasibility trial of this intervention among women engaged in HIV care in Kisumu, Kenya. From February 23, 2022 to March 23, 2022, we enrolled a total of 40 women who were 20–35 weeks pregnant—20 women to the intervention group at a public clinic, and 20 women to the control group at a similar clinic. Our aim was to assess feasibility, acceptability, and the potential impact of the intervention on food security, infant feeding and maternal mental health. Results Analyzing data from all 40 participants, we found a significant reduction in food insecurity scores from baseline for the intervention group when compared to the control group at 6 weeks and 6 months postpartum ( p  = 0.0008 and p  < 0.0001, respectively). Qualitative exit interviews with intervention group participants confirmed women felt more financially secure and had newly acquired practical knowledge and skills related to infant feeding. Women found the two intervention components highly acceptable and described an overall positive impact on wellbeing. Conclusions The Supporting Healthy Mothers intervention has potential to positively impact women across the perinatal period and beyond by increasing financial security and supporting women to overcome infant feeding challenges and should be assessed in larger trials. Trial registration Supporting Healthy Mothers was registered with ClinicalTrials.gov Protocol Registration and Results System, initially published on February 1, 2022. ClinicalTrials.gov ID: NCT05219552 Protocol ID: K23MH116807.
Towards gender-transformative metrics in seed system performance measurement: insights for policy and practice in Sub-Sahara Africa
Context Food insecurity in Sub-Sahara Africa hinges on addressing salient gender inequities within the seed system. While efficient seed system promises reduced systemic inefficiencies to fast-track seed delivery to the smallholder farmers, a dearth of standardized industry metrices to understand the intersectionality of seed system and gender issues exist. Specifically, metrices on guaranteed seed access, reach, benefit, women’s empowerment and ultimate transformation of women, youth and vulnerable people’s livelihoods are less understood. The existing metrices are aggregated at very high levels and limit the ability of policymakers and industry stakeholders to effectively address gender-based inequities for an optimized seed system. Objective Our objective is to challenge the status quo industry metrics used by seed industry players and apply a gender framework that strikes a balance between the needs of women, youth and vulnerable peoples in the system, vis-a-vis the need of public, private, and civil society actors. Therefore, the study seeks to evaluate how seed system metrics can be effectively tailored to address gender gaps for enhanced agricultural productivity and food security in Sub-Sahara African context. It also refines the proposals of Kennedy and Speilman and introduce gender-specific metrices that may hold promise to address women and youth’s challenges within the seed system. Methods A systemic review of current industry metrices was conducted and the newly developed reach, benefit, empower and transform (RBET) framework was applied to synthesize the responsiveness of current seed industry indicators on gender issues. Online databases and repositories with key search words that returned 204 results including some gray literature. Results and conclusion Using common bean seed system as an illustration, the study found critical gaps in measuring seed industry performance, innovation, structure, seed registration and quality control, intellectual property rights using the reach, benefit, empower and transform approach. Thus, a set of gender responsive indicators was suggested to address gender and inclusive matrices that the seed industry often neglects. Using the reach, benefit, empower and transform approach we have included gender responsive indicators meant to close existing gender gaps. Some of these indicators addressed include women participation, trait preferences, seed packaging sizing, seed system leadership, decision-making capacities, labor intensity/drudgery and use of digital platforms such as point-of-sale tracking systems to reach last mile farmers among others. Significance This study uses the newly–developed Reach, Benefit, Empower, and Transform (RBET) Framework together with the already existing Spielman–Kennedy framework. It is timely to inform policymaking process on seed system design, to enhance seed industry performance monitoring, and provide practitioners with the knowledge and missing links in efforts to align the seed system's performance with gender outcomes in a measurable manner.
Efficacy and safety evaluation of a novel trioxaquine in the management of cerebral malaria in a mouse model
Background The emergence of multidrug-resistant strains of Plasmodium falciparum poses a great threat of increased fatalities in cases of cerebral and other forms of severe malaria infections in which parenteral artesunate monotherapy is the current drug of choice. The study aimed to investigate in a mouse model of human cerebral malaria whether a trioxaquine chemically synthesized by covalent linking of a 4,7-dichloroquinoline pharmacophore to artesunate through a recent drug development approach termed ‘covalent bitherapy’ could improve the curative outcomes in cerebral malaria infections. Methods Human cerebral malaria rodent model, the C57BL/6 male mice were infected intraperitoneally (ip) with Plasmodium berghei ANKA and intravenously (iv) treated with the trioxaquine from day 8 post-infection (pi) at 12.5 and 25 mg/kg, respectively, twice a day for 3 days. Treatments with the trioxaquine precursors (artesunate and 4,7-dichloroquine), and quinine were also included as controls. In vivo safety evaluation for the trioxaquine was done according to Organization for Economic Co-operation and Development (OECD) guidelines 423, where female Swiss albino mice were orally administered with either 300 or 2000 mg/kg of the trioxaquine and monitored for signs of severity, and or mortality for 14 days post-treatment. Results The trioxaquine showed a potent and a rapid antiplasmodial activity with 80% parasite clearance in the first 24 h for the two dosages used. Long-term parasitaemia monitoring showed a total parasite clearance as the treated mice survived beyond 60 days post-treatment, with no recrudescence observed. Artesunate treated mice showed recrudescence 8 days post-treatment, with all mice in this group succumbing to the infection. Also, 4,7-dichloroquinoline and quinine did not show any significant parasitaemia suppression in the first 24 h post-treatment, with the animals succumbing to the infection. Conclusion Covalent bitherapy proves to be a viable source of urgently needed new anti-malarials for management of cerebral malaria, and this polypharmacology approach could be a potential strategy to protect artesunate from parasite resistance and in potentially improving clinical outcomes in severe forms of malaria infections.
Phylogenetic analysis of Bunyamwera and Ngari viruses (family Bunyaviridae, genus Orthobunyavirus) isolated in Kenya
Orthobunyaviruses, tri-segmented, negative-sense RNA viruses, have long been associated with mild to severe human disease in Africa, but not haemorrhagic fever. However, during a Rift Valley fever outbreak in East Africa in 1997–1998, Ngari virus was isolated from two patients and antibody detected in several others with haemorrhagic fever. The isolates were used to identify Ngari virus as a natural Orthobunyavirus reassortant. Despite their potential to reassort and cause severe human disease, characterization of orthobunyaviruses is hampered by paucity of genetic sequences. Our objective was to obtain complete gene sequences of two Bunyamwera virus and three Ngari virus isolates from recent surveys in Kenya and to determine their phylogenetic positioning within the Bunyamwera serogroup. Newly sequenced Kenyan Bunyamwera virus isolates clustered closest to a Bunyamwera virus isolate from the same locality and a Central African Republic isolate indicating that similar strains may be circulating regionally. Recent Kenyan Ngari isolates were closest to the Ngari isolates associated with the 1997–1998 haemorrhagic fever outbreak. We observed a temporal/geographical relationship among Ngari isolates in all three gene segments suggesting a geographical/temporal association with genetic diversity. These sequences in addition to earlier sequences can be used for future analyses of this neglected but potentially deadly group of viruses.
Financial and Food Insecurity are Primary Challenges to Breastfeeding for Women Living with HIV in Western Kenya: A Longitudinal Qualitative Investigation
Exclusive breastfeeding for the first 6 months and continued breastfeeding for 24 months or longer is recommended for all mothers world-wide, including women living with HIV (WLWH). Given evidence of suboptimal infant feeding and the need to understand context specific barriers, we explored experiences of perinatal WLWH in Kisumu, Kenya. We applied a longitudinal qualitative approach (4 in-depth interviews) with 30 women from pregnancy to 14–18 months postpartum. Cross-sectional profiling led to a narrative description of infant feeding across time. The majority of women breastfed exclusively for 6 months and weaned by 18 months. Severe financial and food insecurity were primary challenges as women worked through when/how to breastfeed or stop breastfeeding in the setting of multiple competing priorities/pressures across time. Financial and food support and increased support for breastfeeding beyond 18 months have the potential to reduce women’s stress and uncertainty associated with infant feeding as well as optimize infant health and nutrition in this setting.
“I Found Out I was Pregnant, and I Started Feeling Stressed”: A Longitudinal Qualitative Perspective of Mental Health Experiences Among Perinatal Women Living with HIV
Globally, depressive symptoms among pregnant and postpartum (i.e., perinatal) women living with HIV (WLWH) are alarmingly high and associated with poor outcomes such as suboptimal adherence to antiretroviral therapy (ART), and early cessation of exclusive breastfeeding (EBF). Few qualitative studies have described the experience of perinatal depression among WLWH to identify the underlying social-structural determinants of poor mental health and potential strategies to intervene. We conducted a longitudinal qualitative study applying semi-structured interviews with 30 WLWH at three timepoints (28–38 weeks pregnant, 6-weeks postpartum and 5–7 months postpartum) to understand mental health experiences of perinatal WLWH in western Kenya. Financial insecurity emerged as the central theme impacting the mental health of women across time. Financial insecurity was often attributed to the loss of employment, related to pregnancy and the demands of breastfeeding and caring for an infant, as well as a lack of support from male partners. The loss of income and subsequent financial strain contributed to worsening levels of food insecurity and relationship stress and challenged engagement in HIV care. In this way, increased financial strain during the perinatal period negatively impacted the mental health of perinatal WLWH. Our findings suggest support to meet basic needs and remain engaged in HIV care during pregnancy and postpartum could improve perinatal mental health for WLWH in this setting.
Second-Line Switch to Dolutegravir for Treatment of HIV Infection
In an open-label, multicenter trial in Kenya, HIV-infected patients following a ritonavir-boosted protease inhibitor regimen were assigned to switch to dolutegravir or continue the regimen. The dolutegravir-based regimen was noninferior.
Switching treatment-experienced, integrase inhibitor-naïve, virally suppressed HIV-1 infected adults from ritonavir-boosted protease inhibitors to dolutegravir: design, methods, and baseline results of a randomized, open-label, non-inferiority trial version 1; peer review: awaiting peer review
Background: Most HIV-positive adults in Kenya with prior non-nucleoside reverse transcriptase inhibitor (NNRTI) failure are currently on ritonavir-boosted protease inhibitors (PI/r). Dolutegravir (DTG) has shown good efficacy among treatment-experienced adults. Objective: Our study is the first to evaluate the efficacy of switching from ritonavir-boosted protease inhibitor (PI/r) to DTG among virally suppressed adults with prior NNRTI failure and with no knowledge of susceptibility to nucleoside reverse transcriptase inhibitors (NRTIs). Methods: This open-label, randomized, active-controlled, non-inferiority trial was conducted at four sites in Kenya. Virally suppressed HIV-1 positive adults (≥ 18 years) on a second-line regimen of PI/r and 2 NRTIs were randomized (1:1) to switch to DTG or continue their pre-enrollment PI/r. The primary endpoint is proportion of participants with HIV-1 RNA ≥ 50 copies/mL at week 48 with a 4% non-inferiority margin. ClinicalTrials.gov registration: NCT04229290. Results: Between Feb 10 and Sep 3, 2020, 1,114 adults were screened, 795 were randomized and 791 treated (397 DTG, 394 baseline PI/r). All participants were black, 66.3% were female, median age was 46 years, and median CD4 count was 423 cells/μl. Grade 2 or higher laboratory abnormalities at baseline included 44.6% with reduced creatinine clearance and 9.7% with elevated lipids. Conclusions: This is the first randomized trial evaluating a switch strategy from PI/r to DTG for virally suppressed adults who have previously failed NNRTI, and is expected to provide critical evidence to inform large HIV programs in sub-Saharan Africa. We found high rates of baseline laboratory abnormalities that were not detected during routine care.