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Featured researches published by Natasha Howard.


PLOS ONE | 2012

Clinical Manifestations and Case Management of Ebola Haemorrhagic Fever Caused by a Newly Identified Virus Strain, Bundibugyo, Uganda, 2007–2008

Paul Roddy; Natasha Howard; Maria D. Van Kerkhove; Julius J. Lutwama; Joseph F. Wamala; Zabulon Yoti; Robert Colebunders; Pedro Pablo Palma; Esther Sterk; Benjamin Jeffs; Michel Van Herp; Matthias Borchert

A confirmed Ebola haemorrhagic fever (EHF) outbreak in Bundibugyo, Uganda, November 2007–February 2008, was caused by a putative new species (Bundibugyo ebolavirus). It included 93 putative cases, 56 laboratory-confirmed cases, and 37 deaths (CFR = 25%). Study objectives are to describe clinical manifestations and case management for 26 hospitalised laboratory-confirmed EHF patients. Clinical findings are congruous with previously reported EHF infections. The most frequently experienced symptoms were non-bloody diarrhoea (81%), severe headache (81%), and asthenia (77%). Seven patients reported or were observed with haemorrhagic symptoms, six of whom died. Ebola care remains difficult due to the resource-poor setting of outbreaks and the infection-control procedures required. However, quality data collection is essential to evaluate case definitions and therapeutic interventions, and needs improvement in future epidemics. Organizations usually involved in EHF case management have a particular responsibility in this respect.


Health Policy and Planning | 2014

Health and access to care for undocumented migrants living in the European Union: a scoping review

Aniek Woodward; Natasha Howard; Ivan Wolffers

Background Literature on health and access to care of undocumented migrants in the European Union (EU) is limited and heterogeneous in focus and quality. Authors conducted a scoping review to identify the extent, nature and distribution of existing primary research (1990–2012), thus clarifying what is known, key gaps, and potential next steps. Methods Authors used Arksey and O’Malley’s six-stage scoping framework, with Levac, Colquhoun and O’Brien’s revisions, to review identified sources. Findings were summarized thematically: (i) physical, mental and social health issues, (ii) access and barriers to care, (iii) vulnerable groups and (iv) policy and rights. Results Fifty-four sources were included of 598 identified, with 93% (50/54) published during 2005–2012. EU member states from Eastern Europe were under-represented, particularly in single-country studies. Most study designs (52%) were qualitative. Sampling descriptions were generally poor, and sampling purposeful, with only four studies using any randomization. Demographic descriptions were far from uniform and only two studies focused on undocumented children and youth. Most (80%) included findings on health-care access, with obstacles reported at primary, secondary and tertiary levels. Major access barriers included fear, lack of awareness of rights, socioeconomics. Mental disorders appeared widespread, while obstetric needs and injuries were key reasons for seeking care. Pregnant women, children and detainees appeared most vulnerable. While EU policy supports health-care access for undocumented migrants, practices remain haphazard, with studies reporting differing interpretation and implementation of rights at regional, institutional and individual levels. Conclusions This scoping review is an initial attempt to describe available primary evidence on health and access to care for undocumented migrants in the European Union. It underlines the need for more and better-quality research, increased co-operation between gatekeepers, providers, researchers and policy makers, and reduced ambiguities in health-care rights and obligations for undocumented migrants.


Tropical Medicine & International Health | 2003

Socio-economic factors associated with the purchasing of insecticide-treated nets in Afghanistan and their implications for social marketing.

Natasha Howard; Daniel Chandramohan; Tim Freeman; Ahmed Shafi; Mohammed Rafi; Sayed Enayatullah; Mark Rowland

Malaria is often a major health problem in war‐torn countries in the tropics owing to the collapse of health services and the vulnerability of displaced populations to epidemics. Insecticide‐treated nets (ITN) represent one of the few options for obtaining protection against malaria in unstable settings deficient in health infrastructure. Social marketing of subsidized ITN by a consortium of non‐governmental organizations began in Afghanistan in 1993 and has continued every year since then despite regular political turmoil. Almost 350 000 nets have been sold and approximately 1.2 million people protected. In 2000 we examined the determinants of ITN purchasing among households in Nangarhar province, eastern Afghanistan, as part of an effort to increase ITN uptake. The survey was conducted using a structured questionnaire to collect data on socio‐economic characteristics and malaria beliefs and practices among more than 400 net‐owning and non‐net‐owning households. A composite socio‐economic index was created using principal components analysis, and survey households were divided into socio‐economic quartiles. ITN were 4.5 times more likely to be purchased by families from the richest quartile and 2.3 times more likely to be purchased from the upper‐middle quartile than from the two lower quartiles. Even so, a significant minority from the lower quartiles did prioritize and buy ITN. In conflict affected countries where livelihoods are compromised, it is necessary to target subsidies at the most impoverished to make ITN affordable and to improve overall coverage.


BMJ Open | 2015

Exploring risk of experiencing intimate partner violence after HIV infection: a qualitative study among women with HIV attending postnatal services in Swaziland

Claire Mulrenan; Manuela Colombini; Natasha Howard; Joshua Kikuvi; Susannah Mayhew

Objective To explore risks of experiencing intimate partner violence (IPV) after HIV infection among women with HIV in a postnatal care setting in Swaziland. Design A qualitative semistructured in-depth interview study, using thematic analysis with deductive and inductive coding, of IPV experiences after HIV infection extracted from service-integration interview transcripts. Setting Swaziland. Participants 19 women with HIV, aged 18–44, were purposively sampled for an in-depth interview about their experiences of services, HIV and IPV from a quantitative postnatal cohort participating in an evaluation of HIV and reproductive health services integration in Swaziland. Results Results indicated that women were at risk of experiencing IPV after HIV infection, with 9 of 19 disclosing experiences of physical violence and/or coercive control post-HIV. IPV was initiated through two key pathways: (1) acute interpersonal triggers (eg, status disclosure, mother-to-child transmission of HIV) and (2) chronic normative tensions (eg, fertility intentions, initiating contraceptives). Conclusions The results highlight a need to mitigate the risk of IPV for women with HIV in shorter and longer terms in Swaziland. While broader changes are needed to resolve gender disparities, practical steps can be institutionalised within health facilities to reduce, or avoid increasing, IPV pathways for women with HIV. These might include mutual disclosure between partners, greater engagement of Swazi males with HIV services, and promoting positive masculinities that support and protect women. Trial registration number NCT01694862.


Malaria Journal | 2010

Malaria control under the Taliban regime: insecticide-treated net purchasing, coverage, and usage among men and women in eastern Afghanistan

Natasha Howard; Ahmad Shafi; Caroline Jones; Mark Rowland

BackgroundScaling up insecticide-treated mosquito net (ITN) coverage is a key malaria control strategy even in conflict-affected countries [1, 2]. Socio-economic factors influence access to ITNs whether subsidized or provided free to users. This study examines reported ITN purchasing, coverage, and usage in eastern Afghanistan and explores womens access to health information during the Taliban regime (1996-2001). This strengthens the knowledge base on household-level health choices in complex-emergency settings.MethodsFifteen focus group discussions (FGDs) and thirty in-depth interviews were conducted with men and women from ITN-owning and non-owning households. FGDs included rank ordering, pile sorting and focused discussion of malaria knowledge and ITN purchasing. Interviews explored general health issues, prevention and treatment practices, and womens malaria knowledge and concerns. Seven key informant interviews with health-related workers and a concurrent survey of 200 ITN-owning and 214 non-owning households were used to clarify or quantify findings.ResultsMalaria knowledge was similar among men and women and ITN owners and non-owners. Women reported obtaining health information through a variety of sources including clinic staff, their husbands who had easier access to information, and particularly female peers. Most participants considered ITNs very desirable, though not usually household necessities. ITN owners reported more household assets than non-owners. Male ITN owners and non-owners ranked rugs and ITNs as most desired, while women ranked personal assets such as jewellery highest. While men were primarily responsible for household decision-making and purchasing, older women exerted considerable influence. Widow-led and landless households reported most difficulties purchasing ITNs. Most participants wanted to buy ITNs only if they could cover all household members. When not possible, preferential usage was given to women and children.ConclusionsDespite restricted access to health facilities and formal education, Afghan women were surprisingly knowledgeable about the causes of malaria and the value of ITNs in prevention. Inequities in ITN usage were noted between rather than within households, with some unable to afford even one ITN and others not wanting ITNs unless all household members could be protected. Malaria knowledge thus appears a lesser barrier to ITN purchasing and coverage in eastern Afghanistan than are pricing and distribution strategies.


International Journal for Equity in Health | 2016

Fair publication of qualitative research in health systems: a call by health policy and systems researchers

Karen Daniels; Rene Loewenson; Asha George; Natasha Howard; Gergana Koleva; Simon Lewin; Bruno Marchal; Devaki Nambiar; Ligia Paina; Emma Sacks; Kabir Sheikh; Moses Tetui; Sally Theobald; Stephanie M. Topp; Anthony B. Zwi

Fair publication of qualitative research in health systems : a call by health policy and systems researchers


International Journal of Health Services | 2015

Experiences Among Undocumented Migrants Accessing Primary Care in the United Kingdom: A Qualitative Study

Shoba Poduval; Natasha Howard; Lucy Jones; Phil Murwill; Martin McKee; Helena Legido-Quigley

Immigration is a key political issue in the United Kingdom. The 2014 Immigration Act includes a number of measures intended to reduce net immigration, including removing the right of non-European Economic Area migrants to access free health care. This change risks widening existing health and social inequalities. This study explored the experiences of undocumented migrants trying to access primary care in the United Kingdom, their perspectives on proposed access restrictions, and suggestions for policymakers. Semi-structured interviews were conducted with 16 undocumented migrants and four volunteer staff at a charity clinic in London. Inductive thematic analysis drew out major themes. Many undocumented migrants already faced challenges accessing primary care. None of the migrants interviewed said that they would be able to afford charges to access primary care and most said they would have to wait until they were much more unwell and access care through Accident & Emergency (A&E) services. The consequences of limiting access to primary care, including threats to individual and public health consequences and the additional burden on the National Health Service, need to be fully considered by policymakers. The authors argue that an evidence-based approach would avoid legislation that targets vulnerable groups and provides no obvious economic or societal benefit.


Malaria Journal | 2011

Clinical trial of extended-dose chloroquine for treatment of resistant falciparum malaria among Afghan refugees in Pakistan

Natasha Howard; Naeem Durrani; Sanda Sanda; Khalid B. Beshir; Rachel Hallett; Mark Rowland

BackgroundFalciparum malaria is a significant problem for Afghan refugees in Pakistan. Refugee treatment guidelines recommended standard three-day chloroquine treatment (25 mg/kg) for first episodes and extended five-day treatment (40 mg/kg) for recrudescent infections, based on the assumption that a five-day course would more likely achieve a cure. An in-vivo randomized controlled trial was conducted among refugees with uncomplicated falciparum malaria to determine whether five-day treatment (CQ40) was more effective than standard treatment (CQ25).Methods142 falciparum patients were recruited into CQ25 or CQ40 treatment arms and followed up to 60 days with regular blood smears. The primary outcome was parasitological cure without recrudescence. Treatment failures were retreated with CQ40. PCR genotyping of 270 samples, from the same and nearby sites, was used to support interpretation of outcomes.Results84% of CQ25 versus 51% of CQ40 patients experienced parasite recrudescence during follow-up (adjusted odds ratio 0.17, 95%CI 0.08-0.38). Cure rates were significantly improved with CQ40, particularly among adults. Fever clearance time, parasite clearance time, and proportions gametocytaemic post-treatment were similar between treatment groups. Second-line CQ40 treatment resulted in higher failure rates than first-line CQ40 treatment. CQ-resistance marker pfcrt 76T was found in all isolates analysed, while pfmdr1 86Y and 184Y were found in 18% and 37% of isolates respectively.ConclusionsCQ is not suitable for first-line falciparum treatment in Afghan refugee communities. The extended-dose CQ regimen can overcome 39% of resistant infections that would recrudesce under the standard regimen, but the high failure rate after directly observed treatment demonstrates its use is inappropriate.


PLOS ONE | 2015

Effects of an adolescent sexual and reproductive health intervention on health service usage by young people in northern Ghana: a community-randomised trial.

Gifty Apiung Aninanya; Cornelius Debpuur; Timothy Awine; John Williams; Abraham Hodgson; Natasha Howard

Background While many Ghanaian adolescents encounter sexual and reproductive health problems, their usage of services remains low. A social learning intervention, incorporating environment, motivation, education, and self-efficacy to change behaviour, was implemented in a low-income district of northern Ghana to increase adolescent services usage. This study aimed to assess the impact of this intervention on usage of sexual and reproductive health services by young people. Methods Twenty-six communities were randomly allocated to (i) an intervention consisting of school-based curriculum, out-of-school outreach, community mobilisation, and health-worker training in youth-friendly health services, or (ii) comparison consisting of community mobilisation and youth-friendly health services training only. Outcome measures were usage of sexually-transmitted infections (STIs) management, HIV counselling and testing, antenatal care or perinatal services in the past year and reported service satisfaction. Data was collected, at baseline and three years after, from a cohort of 2,664 adolescents aged 15–17 at baseline. Results Exposure was associated with over twice the odds of using STI services (AOR 2.47; 95%CI 1.78–3.42), 89% greater odds of using perinatal services (AOR 1.89; 95%CI 1.37–2.60) and 56% greater odds of using antenatal services (AOR 1.56; 95%CI 1.10–2.20) among participants in intervention versus comparison communities, after adjustment for baseline differences. Conclusions The addition of targeted school-based and outreach activities increased service usage by young people more than community mobilisation and training providers in youth-friendly services provision alone.


PLOS ONE | 2017

Lessons learnt from human papillomavirus (HPV) vaccination in 45 low- and middle-income countries.

Katherine E. Gallagher; Natasha Howard; Severin Kabakama; Sandra Mounier-Jack; Ulla K. Griffiths; Marta Feletto; Helen Burchett; D. Scott LaMontagne; Deborah Watson-Jones; Jagat Kumar Roy

Objective To synthesise lessons learnt and determinants of success from human papillomavirus (HPV) vaccine demonstration projects and national programmes in low- and middle-income countries (LAMICs). Methods Interviews were conducted with 56 key informants. A systematic literature review identified 2936 abstracts from five databases; after screening 61 full texts were included. Unpublished literature, including evaluation reports, was solicited from country representatives; 188 documents were received. A data extraction tool and interview topic guide outlining key areas of inquiry were informed by World Health Organization guidelines for new vaccine introduction. Results were synthesised thematically. Results Data were analysed from 12 national programmes and 66 demonstration projects in 46 countries. Among demonstration projects, 30 were supported by the GARDASIL® Access Program, 20 by Gavi, four by PATH and 12 by other means. School-based vaccine delivery supplemented with health facility-based delivery for out-of-school girls attained high coverage. There were limited data on facility-only strategies and little evaluation of strategies to reach out-of-school girls. Early engagement of teachers as partners in social mobilisation, consent, vaccination day coordination, follow-up of non-completers and adverse events was considered invaluable. Micro-planning using school/ facility registers most effectively enumerated target populations; other estimates proved inaccurate, leading to vaccine under- or over-estimation. Refresher training on adverse events and safe injection procedures was usually necessary. Conclusion Considerable experience in HPV vaccine delivery in LAMICs is available. Lessons are generally consistent across countries and dissemination of these could improve HPV vaccine introduction.

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Anna von Roenne

Deutsche Gesellschaft für Internationale Zusammenarbeit

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