Tiziana Leone

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A series of information retrieval experiments was earned out with a computer installed in a medical practice setting for relatively inexperienced physician end-users. Using a commercial MEDLINE product based on the vector space model, these physicians searched just as effectively as more experienced searchers using Boolean searching. The results of this(More)
CONTEXT Gender discrimination and son preference are key demographic features of South Asia and are well documented for India. However, gender bias and sex preference in Nepal have received little attention. METHODS 1996 Nepal Demographic and Health Survey data on ever-married women aged 15-49 who did not desire any more children were used to investigate(More)
SAPHIRE is an experimental information retrieval system implemented to test new approaches to automated indexing and retrieval of medical documents. Due to limitations in its original concept-matching algorithm, a modified algorithm has been implemented which allows greater flexibility in partial matching and different word order within concepts. With the(More)
Caesarean section rates have risen dramatically in several developing countries, especially in Latin America and South Asia. This raises a range of concerns about the use of caesarean section for non-emergency cases, not least the progressive shift of resources to non-essential medical interventions in resource-poor settings and additional health risks to(More)
Suicide is the 15th leading cause of death worldwide, with over 75% of suicides occurring in low-income and middle-income countries. Nonetheless, evidence on the association between suicide and poverty in low-income and middle-income countries is scarce. We did a systematic review to understand the association between suicidal ideations and behaviours and(More)
What is the best way to represent the content of documents in an information retrieval system? This study compares the retrieval effectiveness of five different methods for automated (machine-assigned) indexing using three test collections. The consistently best methods are those that use indexing based on the words that occur in the available text of each(More)
BACKGROUND Health in Greece deteriorated after the recent financial crisis, but whether this decline was caused by the recent financial crisis has not been established. This article uses a quasi-experimental approach to examine the impact of the recent financial crisis on health in Greece. METHODS Data came from the European Union Statistics on Income and(More)
BACKGROUND AND OBJECTIVES Although Bangladesh has made significant progress in reducing maternal and child mortality in the last decade, childbirth assisted by skilled attendants has not increased as much as expected. An objective of the Bangladesh National Strategy for Maternal Health 2014-2024 is to reduce maternal mortality to 50/100,000 live births. It(More)
This study systematically maps, assesses and aggregates research relating to postnatal depression (PND) and poverty in low and lower middle income countries (LLMICs). Our search of 12 databases yielded 2202 articles, of which 47 items from 17 countries were included in our mapping. We highlight mechanisms for the relationships between poverty and PND in(More)
Non-communicable diseases account for more than 50% of deaths in adults aged 15-59 years in most low income countries. Depression and diabetes carry an enormous public health burden, making the identification of risk factors for these disorders an important strategy. While socio-economic inequalities in chronic diseases and their risk factors have been(More)