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Dive into the research topics where Carol Rivas is active.

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Featured researches published by Carol Rivas.


BMJ Open | 2016

Gamification for health promotion: systematic review of behaviour change techniques in smartphone apps

Elizabeth Edwards; Jim Lumsden; Carol Rivas; Liz Steed; Lindsey A. Edwards; A Thiyagarajan; Ratna Sohanpal; Hope Caton; Chris Griffiths; Marcus R. Munafò; Stephanie Jc Taylor; Robert Walton

Objective Smartphone games that aim to alter health behaviours are common, but there is uncertainty about how to achieve this. We systematically reviewed health apps containing gaming elements analysing their embedded behaviour change techniques. Methods Two trained researchers independently coded apps for behaviour change techniques using a standard taxonomy. We explored associations with user ratings and price. Data sources We screened the National Health Service (NHS) Health Apps Library and all top-rated medical, health and wellness and health and fitness apps (defined by Apple and Google Play stores based on revenue and downloads). We included free and paid English language apps using ‘gamification’ (rewards, prizes, avatars, badges, leaderboards, competitions, levelling-up or health-related challenges). We excluded apps targeting health professionals. Results 64 of 1680 (4%) health apps included gamification and met inclusion criteria; only 3 of these were in the NHS Library. Behaviour change categories used were: feedback and monitoring (n=60, 94% of apps), reward and threat (n=52, 81%), and goals and planning (n=52, 81%). Individual techniques were: self-monitoring of behaviour (n=55, 86%), non-specific reward (n=49, 82%), social support unspecified (n=48, 75%), non-specific incentive (n=49, 82%) and focus on past success (n=47, 73%). Median number of techniques per app was 14 (range: 5–22). Common combinations were: goal setting, self-monitoring, non-specific reward and non-specific incentive (n=35, 55%); goal setting, self-monitoring and focus on past success (n=33, 52%). There was no correlation between number of techniques and user ratings (p=0.07; rs=0.23) or price (p=0.45; rs=0.10). Conclusions Few health apps currently employ gamification and there is a wide variation in the use of behaviour change techniques, which may limit potential to improve health outcomes. We found no correlation between user rating (a possible proxy for health benefits) and game content or price. Further research is required to evaluate effective behaviour change techniques and to assess clinical outcomes. Trial registration number CRD42015029841.


PharmacoEconomics | 1997

Constraints on antidepressant prescribing and principles of cost-effective antidepressant use. Part 1: Depression and its treatment.

John A. Henry; Carol Rivas

SummaryDepression is a common, recurrent, disabling and potentially fatal disorder. Its effect on quality of life is more severe than that of some other chronic medical conditions. Its cost burden (direct and indirect) has been estimated at


Journal of Clinical Pathology | 2002

Increase in alcohol related deaths: is hepatitis C a factor?

John A. Henry; C. Moloney; Carol Rivas; R.D. Goldin

US26 billion to


Public Health Nutrition | 2012

Sources of weaning advice, comparisons between formal and informal advice, and associations with weaning timing in a survey of UK first-time mothers

Amanda P Moore; Peter Milligan; Carol Rivas; Louise Goff

US43.7 billion in the US (in 1990), and 3.4 billion pounds sterling in the UK (in 1992).With contemporary levels of diagnosis and treatment, and of treatment failure, the indirect economic losses to society from depression-associated morbidity and mortality may be up to 7 times the direct costs, with 69 to 98% of these costs related to morbidity. Impaired capacity while at work may equal absenteeism in terms of costs. Depression carries an increased risk of suicide and suicide attempts, both of which are costly. It is ironic, then, that the drugs used to treat depression account for 9% of poisoning deaths in England and Wales. The newer antidepressants are less toxic than the tricyclic antidepressants (TCAs).The physician’s choice of antidepressant should be motivated primarily by clinical considerations, but cost implications are of increasing importance. In some healthcare systems, the expenditure associated with prescribing by doctors has been successfully modified, at least temporarily, by drug formularies, audit and feedback. This may be to the disadvantage of the selective serotonin (5-hydroxytryptamine; 5-HT) reuptake inhibitors; they have higher acquisition costs than the TCAs, since they are newer and lack cheaper generic forms, and definitive evidence of benefits may be inadequate or equivocal. However, market price is only one of many factors that should affect the prescriber, and the increasing trend towards cost containment policies is liable to lead to false economies.


BMJ Open | 2016

Life after prostate cancer diagnosis: protocol for a UK-wide patient-reported outcomes study

Amy Downing; Penny Wright; Richard Wagland; Eila Watson; Therese Kearney; R Mottram; M Allen; Cairnduff; Oonagh McSorley; H Butcher; Luke Hounsome; Conan Donnelly; Peter Selby; Paul Kind; William Cross; Jwh Catto; Dyfed Wyn Huws; David H. Brewster; E McNair; Lauren Matheson; Carol Rivas; Johana Nayoan; M Horton; Jessica Corner; Julia Verne; Anna Gavin; Adam Glaser

Aim: To evaluate recent trends in alcohol related deaths in the UK and to consider possible causative factors. Design: Observational retrospective study of the database of the Office for National Statistics, alcohol consumption data reported by the General Household Survey, and other published data. Setting: England, 1993–9. Results: Deaths for each million of the population from alcohol related illness increased by 59% in men and 40% in women over the years 1993 to 1999. One subgroup of alcohol related deaths, ICD 571.3 (alcoholic liver damage unspecified), showed a 243% increase in men aged 40 to 49 years over the same period. Figures for younger men, and women in all age groups, showed less pronounced increases. There has been no associated rise in alcohol intake. There has been an increase in the incidence of hepatitis C virus (HCV) infection in recent years, and alcohol consumption in HCV positive individuals accelerates the progression to cirrhosis. Circumstantial evidence links the rise in HCV infection to the use of illicit drugs in the 1970s and 1980s, among those currently aged 40 to 59 years. Conclusions: The recent increase in alcohol related deaths cannot be solely explained by a change in drinking habits. It is suggested that this probably results from the rapid progression of alcoholic cirrhosis in people who have acquired HCV infection through intravenous drug use. Alcohol consumption in HCV positive individuals is firmly linked with a poor outcome.


BMC Health Services Research | 2015

Multiple sclerosis outpatient future groups: improving the quality of participant interaction and ideation tools within service improvement activities

Alison Thomson; Carol Rivas; Gavin Giovannoni

OBJECTIVE The aim of the present study was to explore knowledge of the UK weaning guidelines and the sources of weaning advice used by UK first-time mothers. DESIGN An online survey of UK parents; analysed using mixed methods. SETTING Participants were recruited from a selection of parenting websites that hosted a link to the survey. SUBJECTS In total, 1348 UK first-time mothers were included in the analysis. RESULTS Knowledge of the guidelines was high (86 %) and associated with later weaning (P < 0·001), although 43 % of this sample weaned before 24 weeks. The majority of parents used multiple sources of information, the most influential being the health visitor (26 %), the Internet (25 %) and books (18 %). Fifty-six per cent said they received conflicting advice. Younger mothers and those of lower educational attainment were more likely to be influenced by advice from family, which was likely to be to wean earlier. Furthermore, those most influenced by their mother/grandmother were less likely to have accurate knowledge of the guidelines. In this population the Internet was used for weaning advice across all sociodemographic groups and was associated with a later weaning age, independently of sociodemographic factors (P < 0·001). Data from responses to a free-text question are used in illustration. CONCLUSIONS The study suggests that first-time mothers have a good understanding of the weaning guidelines but seek weaning information from multiple sources, much of which is conflicting. Informal sources of weaning advice appear most influential in younger mothers and those of lower educational attainment, and result in earlier weaning.


Violence Against Women | 2013

Drawing the Line: How African, Caribbean and White British Women Live Out Psychologically Abusive Experiences

Carol Rivas; Moira Kelly; Gene Feder

Background Prostate cancer and its treatment may impact physically, psychologically and socially; affecting the health-related quality of life of men and their partners/spouses. The Life After Prostate Cancer Diagnosis (LAPCD) study is a UK-wide patient-reported outcomes study which will generate information to improve the health and well-being of men with prostate cancer. Methods and analysis Postal surveys will be sent to prostate cancer survivors (18–42 months postdiagnosis) in all 4 UK countries (n=∼70 000). Eligible men will be identified and/or verified through cancer registration systems. Men will be surveyed twice, 12 months apart, to explore changes in outcomes over time. Second, separate cohorts will be surveyed once and the design will include evaluation of the acceptability of online survey tools. A comprehensive patient-reported outcome measure has been developed using generic and specific instruments with proven psychometric properties and relevance in national and international studies. The outcome data will be linked with administrative health data (eg, treatment information from hospital data). To ensure detailed understanding of issues of importance, qualitative interviews will be undertaken with a sample of men who complete the survey across the UK (n=∼150) along with a small number of partners/spouses (n=∼30). Ethics and dissemination The study has received the following approvals: Newcastle and North Tyneside 1 Research Ethics Committee (15/NE/0036), Health Research Authority Confidentiality Advisory Group (15/CAG/0110), NHS Scotland Public Benefit and Privacy Panel (0516-0364), Office of Research Ethics Northern Ireland (16/NI/0073) and NHS R&D approval from Wales, Scotland and Northern Ireland. Using traditional and innovative methods, the results will be made available to men and their partners/spouses, the funders, the NHS, social care, voluntary sector organisations and other researchers.


Social Science & Medicine | 2013

Moral mediation in interpreted health care consultations

Clive Seale; Carol Rivas; Hela Al-Sarraj; Sarah Webb; Moira Kelly

BackgroundImproving the patient experience is a key focus within the National Health Service. This has led us to consider how health services are experienced, from both staff and patient perspectives. Novel service improvement activities bring staff and patients together to use design-led methods to improve how health services are delivered. The Multiple Sclerosis Outpatient Future Group study aimed to explore how analogies and props can be used to facilitate rich interactions between staff and patients within these activities. This paper will consider how these interactions supported participants to share experiences, generate ideas and suggest service improvements.MethodQualitative explorative study using ‘future groups,’ a reinterpretation of the recognised focus groups method directed towards exploring future alternatives through employing analogies and physical props to engage participants to speculate about future service interactions and health experiences. Participants were people with multiple sclerosis (PwMS) and outpatient staff: staff nurses, nursing assistants, junior sisters and reception staff.ResultsUse of future groups, analogies and physical props enabled PwMS and outpatient staff to invest their own ideas and feelings in the service improvement activity and envisage alternative health care scenarios. The combination of participants in the groups with their diverse perspectives and knowledge of the service led to a collaborative approach in which staff highlighted potential practical problems and patients ensured ideas were holistic. Service improvements were prototyped and tested in the outpatient clinic.ConclusionDesign-led methods such as future groups using analogies and physical props can be used to facilitate interactions between staff and patients in service improvement activities, leading to the generation of meaningful ideas. It is hoped that improving the quality of ideation tools within design-led methods can contribute to developing successful service interventions in service improvement activities.


PLOS ONE | 2016

Promoting Help-Seeking in Response to Symptoms amongst Primary Care Patients at High Risk of Lung Cancer: A Mixed Method Study

Richard Wagland; Lucy Brindle; Sean Ewings; Elizabeth James; Michael Moore; Carol Rivas; Ana Ibanez Esqueda; Jessica Corner

This study explores how African, Caribbean and White British women worked to hide psychological partner abuse as they experienced it, “do gender,” and appear competent in social roles. They prioritized negotiated competencies as “good partners,” actively setting socially and culturally embedded boundaries to their abuser’s behaviors: an inner boundary encompassing normal behaviors and an outer one of “acceptable” behaviors projected as normal through remedial work. Behaviors breaching the outer boundary (e.g., if the women narrowed the bounds of the “acceptable”) compromised the women’s competence. This sometimes led them to actively use support services. Appropriate advice and support may change the boundaries.


BMC Family Practice | 2015

Unmasking quality: exploring meanings of health by doing art

Moira Kelly; Carol Rivas; Jens Foell; Janet Llewellyn-Dunn; Diana England; Anna Cocciadiferro; Sally Hull

This paper reports on the moral work done in routine diabetes review consultations in primary care with nurses. Consultations with fluent English speakers are compared with consultations where an interpreter was present, largely involving patients of Bangladeshi origin. The study setting was Tower Hamlets in London, where type 2 diabetes is particularly common. Existing research has shown some dissatisfaction with diabetes care amongst Bangladeshi patients, and studies of care providers in other locations suggest that they at times experience the care of this group as particularly challenging. Through analysis of video-recorded consultations recorded in 2010-2011 we shed light on possible reasons for these difficulties. The 12 non-English speakers often experienced difficulties in raising issues that concerned them, particularly if their interpreter did not translate their utterance because it was deemed to be unrelated to diabetes. These difficulties were not shared by the 24 fluent English speakers, who also found it easier to convey a positive moral reputation and to excuse behaviour that deviated from recommended self-management practices. Interpreters at times also acted as moral mediators. For example, where a participant in the consultation made statements that appeared to convey a negative moral judgement of an other participant, these would often go untranslated. Probably, neither health care providers nor patients are fully aware of the nature of their communication difficulties. Given this, interpreters possess considerable power to influence matters. Understanding the moral work of consultations is important in explaining the findings of other studies showing difficulties in the provision of diabetes care to people with limited English language skills.

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Stephanie Jc Taylor

Queen Mary University of London

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Moira Kelly

Queen Mary University of London

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Richard Wagland

University of Southampton

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Anna Gavin

Queen's University Belfast

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Chris Griffiths

Queen Mary University of London

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Eila Watson

Oxford Brookes University

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Elizabeth Edwards

Queen Mary University of London

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Johana Nayoan

University of Southampton

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Lauren Matheson

Oxford Brookes University

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