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Dive into the research topics where Jo Cranwell is active.

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Featured researches published by Jo Cranwell.


Addiction | 2015

Adolescents’ exposure to tobacco and alcohol content in YouTube music videos

Jo Cranwell; Rachael Murray; Sarah Lewis; Jo Leonardi-Bee; Martin Dockrell; John Britton

Abstract Aims To quantify tobacco and alcohol content, including branding, in popular contemporary YouTube music videos; and measure adolescent exposure to such content. Design Ten‐second interval content analysis of alcohol, tobacco or electronic cigarette imagery in all UK Top 40 YouTube music videos during a 12‐week period in 2013/14; on‐line national survey of adolescent viewing of the 32 most popular high‐content videos. Setting Great Britain. Participants A total of 2068 adolescents aged 11–18 years who completed an on‐line survey. Measurements Occurrence of alcohol, tobacco and electronic cigarette use, implied use, paraphernalia or branding in music videos and proportions and estimated numbers of adolescents who had watched sampled videos. Findings Alcohol imagery appeared in 45% [95% confidence interval (CI) = 33–51%] of all videos, tobacco in 22% (95% CI = 13–27%) and electronic cigarettes in 2% (95% CI = 0–4%). Alcohol branding appeared in 7% (95% CI = 2–11%) of videos, tobacco branding in 4% (95% CI = 0–7%) and electronic cigarettes in 1% (95% CI = 0–3%). The most frequently observed alcohol, tobacco and electronic cigarette brands were, respectively, Absolut Tune, Marlboro and E‐Lites. At least one of the 32 most popular music videos containing alcohol or tobacco content had been seen by 81% (95% CI = 79%, 83%) of adolescents surveyed, and of these 87% (95% CI = 85%, 89%) had re‐watched at least one video. The average number of videos seen was 7.1 (95% CI = 6.8, 7.4). Girls were more likely to watch and also re‐watch the videos than boys, P < 0.001. Conclusions Popular YouTube music videos watched by a large number of British adolescents, particularly girls, include significant tobacco and alcohol content, including branding.


Journal of Epidemiology and Community Health | 2016

Adult and adolescent exposure to tobacco and alcohol content in contemporary YouTube music videos in Great Britain: a population estimate

Jo Cranwell; Magdalena Opazo-Breton; John Britton

Background We estimate exposure of British adults and adolescents to tobacco and alcohol content from a sample of popular YouTube music videos. Methods British viewing figures were generated from 2 representative online national surveys of adult and adolescent viewing of the 32 most popular videos containing content. 2068 adolescents aged 11–18 years (1010 boys, 1058 girls), and 2232 adults aged 19+years (1052 male, 1180 female) completed the surveys. We used the number of 10 s intervals in the 32 most popular videos containing content to estimate the number of impressions. We extrapolated gross and per capita impressions for the British population from census data and estimated numbers of adults and adolescents who had ever watched the sampled videos. Results From video release to the point of survey, the videos delivered an estimated 1006 million gross impressions of alcohol (95% CI 748 to 1264 million), and 203 million of tobacco (95% CI 151 to 255 million), to the British population. Per capita exposure was around 5 times higher for alcohol than for tobacco, and nearly 4 times higher in adolescents, who were exposed to an average of 52.1 (95% CI 43.4 to 60.9) and 10.5 (95% CI 8.8 to 12.3) alcohol and tobacco impressions, respectively, than in adults (14.1 (95% CI 10.2 to 18.1) and 2.9 (95% CI 2.1 to 3.6)). Exposure rates were higher in girls than in boys. Conclusions YouTube music videos deliver millions of gross impressions of alcohol and tobacco content. Adolescents are exposed much more than adults. Music videos are a major global medium of exposure to such content.


human factors in computing systems | 2011

The gas mask: a probe for exploring fearsome interactions

Joe Marshall; Brendan Walker; Steve Benford; George Tomlinson; Stefan Rennick Egglestone; Stuart Reeves; Patrick Brundell; Paul Tennent; Jo Cranwell; Paul Harter; Jo Longhurst

We introduce an interface for horror-themed entertainment experiences based on integrating breath sensors and WiFi into gas masks. Beyond enabling the practical breath control of entertainment systems, our design aims to heighten the intensity of the experience by amplifying the users awareness of their breathing, as well as their feelings of isolation, claustrophobia and fear. More generally, this interface is intended to act as a technology probe for exploring an emerging research agenda around fearsome interactions. We describe the deployment of our gas masks in two events: as a control mechanism for an interactive ride, and to enhance a theme park horror maze. We identify six broad dimensions - cultural, visceral, control, social, performance and engineering - that frame an agenda for future research into fearsome interactions.


Cyberpsychology, Behavior, and Social Networking | 2016

Alcohol and Tobacco Content in UK Video Games and Their Association with Alcohol and Tobacco Use Among Young People

Jo Cranwell; Kathy Whittamore; John Britton; Jo Leonardi-Bee

Abstract To determine the extent to which video games include alcohol and tobacco content and assess the association between playing them and alcohol and smoking behaviors in adolescent players in Great Britain. Assessment of substance in the 32 UK bestselling video games of 2012/2013; online survey of adolescent playing of 17 games with substance content; and content analysis of the five most popular games. A total of 1,094 adolescents aged 11–17 years were included as participants. Reported presence of substance content in the 32 games; estimated numbers of adolescents who had played games; self-reported substance use; semiquantitative measures of substance content by interval coding of video game cut scenes. Nonofficial sources reported substance content in 17 (44 percent) games but none was reported by the official Pan European Game Information (PEGI) system. Adolescents who had played at least one game were significantly more likely ever to have tried smoking (adjusted odds ratio [OR] 2.70, 95 percent confidence interval [CI] 1.75–4.17) or consumed alcohol (adjusted OR 2.35, 95 percent CI 1.70–3.23). In the five most popular game episodes of alcohol actual use, implied use and paraphernalia occurred in 31 (14 percent), 81 (37 percent), and 41 (19 percent) intervals, respectively. Tobacco actual use, implied use, and paraphernalia occurred in 32 (15 percent), 27 (12 percent), and 53 (24 percent) intervals, respectively. Alcohol and tobacco content is common in the most popular video games but not reported by the official PEGI system. Content analysis identified substantial substance content in a sample of those games. Adolescents who play these video games are more likely to have experimented with tobacco and alcohol.


International Journal of Mobile Human Computer Interaction | 2013

Participant Experiences of Mobile Device-Based Diary Studies

Xu Sun; David Golightly; Jo Cranwell; Benjamin Bedwell; Sarah Sharples

Mobile device-based diary studies have potential as contextual data capture methods that address the limitations of the traditional paper-based diary method. While there have been a number of studies that demonstrate the power of the mobile device-based diary approach, there is less known about participants’ experience of such studies. This paper presents three cases of mobile data capture to bring together user experiences of participating in diary studies and discuss how this can be fed into the design of methodology.


Tobacco Control | 2018

A Content Analysis of Tobacco Content in UK Television

Alexander B Barker; Kathy Whittamore; John Britton; Jo Cranwell

Aims Exposure to audiovisual tobacco content in media is a risk factor for smoking in young people. While tobacco content in films has been extensively documented, content in mainstream television has received relatively little attention. We report an analysis of tobacco content in a sample of UK free-to-air prime-time television broadcasts in 2015, and compare this with a similar analysis from 2010. Design Content analysis of all programmes and advertisements or trailers broadcast on the five national UK free-to-air channels in the UK between 18:00 and 22:00 during three separate weeks in September, October and November 2015. Setting Great Britain. Participants None (media analysis only). Measurements Occurrence of any tobacco, tobacco use, implied use, other tobacco reference/related objects and branding in every 1 min coding interval. Findings Tobacco content occurred in 33% of all programmes and 8% of all adverts or programme trailer breaks. Actual tobacco use occurred in 12% of all programmes broadcast. Tobacco-related objects, primarily no smoking signs, occurred in 2% of broadcasts; implied tobacco use and tobacco branding were also rare. The majority of tobacco content occurred after the 21:00 watershed. Conclusions These findings are virtually unchanged from our earlier analysis of programme content from 2010. Audiovisual tobacco content remains common in UK television programmes.


Clinical and Experimental Dermatology | 2017

Early recognition and detection of juvenile psoriatic arthritis: a call for a standardized approach to screening

Esther Burden-Teh; Kim S Thomas; S. Rangaraj; Jo Cranwell; R Murphy

National Institute for Health and Care Excellence (NICE) guidelines recommend annual screening for psoriatic arthritis (PsA) in all patients with psoriasis. Currently, no validated assessment tools have been recommended for screening for juvenile PsA (JPsA).


Journal of Public Health | 2018

A content analysis of alcohol content in UK television

Alexander B Barker; Kathy Whittamore; John Britton; Rachael Murray; Jo Cranwell

Abstract Background Exposure to audio-visual alcohol content in media is associated with subsequent alcohol use in young people, but the extent of exposure contained in UK free-to-air prime-time television has not been explored since 2010. We report an analysis of alcohol content in a sample of UK free-to-air prime-time television broadcasts in 2015 and compare this with a similar analysis from 2010. Methods Content analysis of all programmes and advertisement/trailer breaks broadcast on the five national UK free-to-air channels in the UK between 6 and 10 pm during three separate weeks in September, October and November 2015. Results Alcohol content occurred in over 50% of all programmes broadcast and almost 50% of all advert/trailer periods between programmes. The majority of alcohol content occurred before the 9 pm watershed. Branding occurred in 3% of coded intervals and involved 122 brands, though three brands (Heineken, Corona and Fosters) accounted for almost half of all brand appearances. Conclusion Audio-visual alcohol content, including branding, is prevalent in UK television, and is therefore a potential driver of alcohol use in young people. These findings are virtually unchanged from our earlier analysis of programme content from 2010.


Journal of Public Health | 2016

Portrayal of tobacco smoking in popular women's magazines: a content analysis

Naseera Kasujee; John Britton; Jo Cranwell; Ailsa Lyons; Manpreet Bains

Background Whilst many countries have introduced legislation prohibiting tobacco advertising and sponsorship, references to tobacco continue to appear in the media. This study quantified and characterized tobacco smoking content in popular womens magazines. Methods The 10 top weekly and 5 monthly womens magazines most popular among 15‐34 year olds in Britain published over a 3‐month period were included. A content analysis was conducted for both written and visual content. Results In 146 magazines, there were 310 instances of tobacco content, the majority of which were positive towards smoking. Instances of celebrities smoking were most common (171, 55%), often in holiday or party settings that could be perceived to be luxurious, glamorous or fun. In all, 55 (18%) tobacco references related to fashion, which generally created an impression of smoking as a norm within the industry; and 34 (11%) text and image references to tobacco in TV and film. There were 50 (16%) reader‐initiated mentions of smoking, typically in real‐life stories or readers writing in to seek advice about smoking. Anti‐smoking references including the hazards of smoking were infrequent (49; 16%). Conclusions Although tobacco advertising is prohibited in Britain, womens magazines still appear to be promoting positive messages about tobacco and smoking.


Archives of Disease in Childhood | 2016

G258A Improving the diagnosis of Juvenile Psoriatic Arthritis: How can specialties learn from each other

Esther Burden-Teh; Kim S Thomas; Satyapal Rangaraj; Jo Cranwell; R Murphy

Introduction Recognition of inflammatory arthritis by paediatric dermatologists and recognition of psoriasis by paediatric rheumatologists are important for the early diagnosis of juvenile psoriatic arthritis (JPsA). Early diagnosis and treatment are necessary to prevent permanent joint damage and disability. The delay between the onset of disease and diagnosis is longer for juvenile psoriatic arthritis compared to other types of childhood inflammatory arthritis. National Institute for Health and Care Excellence (NICE) guidelines recommend annual screening for psoriatic arthritis in all patients with psoriasis. Currently, no validated assessment tools have been recommended for screening forJPsA. Local experience in the combined paediatric dermatology and rheumatology clinics have shown how the diagnosis of psoriasis in children may be easily missed, especially if the affected areas are in ‘hidden’ sites such as the natal cleft. Methods Structured telephone interviews were undertaken with dermatologists and paediatric rheumatologists. Clinicians were identified through the British Society of Paediatric Dermatologists and the British Society of Paediatric and Adolescent Rheumatology. Results Twenty three of the 41 consultant dermatologists and ten out of the twelve paediatric rheumatologists from the specialist commissioned paediatric rheumatology centres contacted agreed to be interviewed. Seventy eight percent (18/23) of dermatologists reported they routinely ask about joint disease. Only 13% (3/23) routinely examine the joints of children with psoriasis. Overall, assessment for JPsA lacked a structured evidence-based approach. The two main suggestions for improving detection were the introduction of an assessment tool/guideline and increased clinical experience and training. Fifty percent of paediatric rheumatologists examine and ask about ‘hidden sites’ but only 10% examine the natal cleft and 20% examine the groin. The two main suggestions for improving diagnosis of psoriasis were experiential training/clinical education and a close working relationship with dermatology. Most clinicians (90%) would recommend pGALs as a screening tool for JPsA. Conclusion There is a need for dermatologists to use a standardised and effective approach, such as pGALS, when assessing for JPsA. There is also a need to improve awareness amongst paediatric rheumatologists for hidden site psoriasis. Both these objectives could be supported by a close working relationship between the two specialities.

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John Britton

University of Nottingham

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Rachael Murray

University of Nottingham

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Sarah Sharples

University of Nottingham

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Eden Lowe

University of Nottingham

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