What arguments on vaccinations run through YouTube videos in Italy? A content analysis

References

• Moran NE, Gainotti S, Petrini C. From compulsory to voluntary immunisation: Italy's National Vaccination Plan (2005–7) and the ethical and organizational challenges facing public health policy-makers across Europe. J Med Ethics 2008; 34:669-74; https://doi.org/10.1136/jme.2007.022343
   PubMed Web of Science ®Google Scholar
• Pelullo CP, Marino S, Valdes Abuadili AJ, Signoriello G, Attena F. Is it reasonable to abandon obligatory vaccinations in Italy? a 2013 survey. Euro Surveill 2014; 19(35):20889; PMID:25210983; https://doi.org/10.2807/1560-7917.ES2014.19.35.20889
   PubMedGoogle Scholar
• State-Regions Conference. National Plan for Vaccination 2005–2007. [Conferenza Stato-Regioni. Nuovo Piano Nazionale Vaccini 2005–2007. Gazzetta Ufficiale n. 86 del 14-04-2005. Supplemento ordinario n. 63]; http://www.salute.gov.it/imgs/C_17_pubblicazioni_543_allegato.pdf [accessed 2017 April 3]
   Google Scholar
• Regione Veneto. ALLEGATOA alla Dgr n. 1679 del 24 settembre 2013. Monitoraggio Della Sospensione Dell'Obbligo Vaccinale semestrale al 31/03/2013; http://bur.regione.veneto.it/BurvServices/Pubblica/Download.aspx?name=1679_AllegatoA_258386.pdf&type=9&storico=False [accessed 2016 August 03]
   Google Scholar
• European Center for disease prevention and Control. Technical Report. Review of outbreaks and barriers to MMR vaccination coverage among hard-to-reach populations in Europe. http://ecdc.europa.eu/en/publications/Publications/MMR-vaccination-hard-to-reach-population-review-2013.pdf [accessed 2016 August 03]
   Google Scholar
• Italian Ministry of Health official website: http://www.salute.gov.it/portale/documentazione/p6_2_8_3_1.jsp?lingua=italiano&id=20 [accessed 2016 August 03]
   Google Scholar
• Tafuri S, Gallone MS, Cappelli MG, Martinelli D, Prato R, Germinario C. Addressing the anti-vaccination movement and the role of HCWs. Vaccine 2014; 32:4860-5; PMID:24262311; https://doi.org/10.1016/j.vaccine.2013.11.006
   PubMed Web of Science ®Google Scholar
• Dubé E, Vivion M, MacDonald NE. Vaccine hesitancy, vaccine refusal and the anti-vaccine movement: influence, impact and implications. Expert Rev Vaccines 2015; 14:99-117; PMID:25373435; https://doi.org/10.1586/14760584.2015.964212
   PubMed Web of Science ®Google Scholar
• Shrivastava SR, Shrivastava PS, Ramasamy J. The growing global problem of vaccine hesitancy: Time to take action. Int J Prev Med 2016; 7:19; https://doi.org/10.4103/2008-7802.173926. eCollection 2016
   PubMed Web of Science ®Google Scholar
• European Commission. European citizens' digital health literacy. 2014. http://ec.europa.eu/public_opinion/flash/fl_404_sum_en.pdf [accessed 2016 August 03]
   Google Scholar
• Census Report, 2015. L'economia della disintermediazione digitale. http://www.economyup.it/upload/images/03_2015/150327114816.pdf [accessed 2016 August 03]
   Google Scholar
• Rosselli R, Martini M, Bragazzi NL. The old and the new: vaccine hesitancy in the era of the Web 2.0. Challenges and opportunities. J Prev Med Hyg 2016; 57:E47-50; PMID:27346940
   PubMedGoogle Scholar
• Stahl JP, Cohen R, Denis F, Gaudelus J, Martinot A, Lery T, Lepetit H. The impact of the web and social networks on vaccination. New challenges and opportunities offered to fight against vaccine hesitancy. Med Mal Infect 2016; 46:117-22; PMID:26987960; https://doi.org/10.1016/j.medmal.2016.02.002
   PubMed Web of Science ®Google Scholar
• Kata A. Anti-vaccine activists, Web 2.0, and the postmodern paradigm—an overview of tactics and tropes used online by the anti-vaccination movement. Vaccine 2012; 30:3778-89; PMID:22172504; https://doi.org/10.1016/j.vaccine.2011.11.112
   PubMed Web of Science ®Google Scholar
• Venkatraman A, Garg N, Kumar N. Greater freedom of speech on Web 2.0 correlates with dominance of views linking vaccines to autism. Vaccine 2015 Mar 17; 33(12):1422-5; PMID:25665960; https://doi.org/10.1016/j.vaccine.2015.01.078
   PubMed Web of Science ®Google Scholar
• Betsch C, Brewer NT, Brocard P, Davies P, Gaissmaier W, Haase N, Leask J, Renkewitz F, Renner B, Reyna VF, et al. Opportunities and challenges of Web 2.0 for vaccination decisions. Vaccine 2012; 30:3727-33; PMID:22365840; https://doi.org/10.1016/j.vaccine.2012.02.025
   PubMed Web of Science ®Google Scholar
• Witteman HO, Zikmund-Fisher BJ. The defining characteristics of Web 2.0 and their potential influence in the online vaccination debate. Vaccine 2012; 30:3734-40; PMID:22178516; https://doi.org/10.1016/j.vaccine.2011.12.039
   PubMed Web of Science ®Google Scholar
• Dannetun E, Tegnell A, Hermansson G, Giesecke J. Parents' reported reasons for avoiding MMR vaccination. A telephone survey. Scand J Prim Health Care 2005; 23:149-53; PMID:16162466
   PubMed Web of Science ®Google Scholar
• Betsch C, Renkewitz F, Betsch T, Ulshöfer C. The influence of vaccine-critical websites on perceiving vaccination risks. J Health Psychol 2010; 15:446-55; PMID:20348365; https://doi.org/10.1177/0272989X11400419
   PubMed Web of Science ®Google Scholar
• YouTube Statistics 2016. https://www.youtube.com/yt/press/it/statistics.html [accessed 2016 August 03].
   Google Scholar
• Madathil KC, Rivera-Rodriguez AJ, Greenstein JS, Gramopadhye AK. Healthcare information on YouTube: A systematic review. Health Informatics J 2015; 21:173-194; PMID:24670899; https://doi.org/10.1177/1460458213512220
   PubMed Web of Science ®Google Scholar
• Keelan J, Pavri-Garcia V, Tomlinson G, Wilson K. YouTube as a source of information on immunization: a content analysis. JAMA 2007; 298:2482-4; PMID:18056901; https://doi.org/10.1001/jama.298.21.2482
   PubMed Web of Science ®Google Scholar
• Ache KA, Wallace LS. Human papillomavirus vaccination coverage on YouTube. Am J Prev Med 2008; 35:389-92; PMID:18675530; https://doi.org/10.1016/j.amepre.2008.06.029
   PubMed Web of Science ®Google Scholar
• Briones R, Nan X, Madden K, Waks L. When vaccines Go Viral: An analysis of HPV Vaccine Coverage on YouTube. Health Communication 2012; 27:478-85; PMID:22029723; https://doi.org/10.1080/10410236.2011.610258
   PubMed Web of Science ®Google Scholar
• Tuells J, Martinez-Martinez PJ, Duro-Torrijos JL, Caballero P, Fraga-Freijeiro  , Navarro-Lopez V. Characteristics of the Videos in Spanish Posted on YouTube about Human Papillomavirus Vaccines. Rev Esp Salud Publica 2015; 89:107-15; PMID:25946591; https://doi.org/10.4321/S1135-57272015000100012
   PubMed Web of Science ®Google Scholar
• Basch CH, Hillyer GC, Berdnik A, Basch CE. YouTube™ videos related to human papillomavirus: the need for professional communication. Int J Adolesc Med Health 2016; PMID:27060736; https://doi.org/10.1515/ijamh-2015-0122
   PubMedGoogle Scholar
• World Health Organization (WHO). Addressing vaccine hesitancy. http://www.who.int/immunization/programmessystems/vaccine_hesitancy [accessed 2017 February 02]
   Google Scholar
• Signorelli C, Odone A, Conversano M, Bonanni P. Deaths after Fluad flu vaccine and the epidemic of panic in Italy. BMJ 2015; 350:h116; PMID:25589037; https://doi.org/10.1136/bmj.h116
   PubMed Web of Science ®Google Scholar
• Dunn AG, Leask J, Zhou X, Mandl KD, Coiera E. Associations between exposure to and expression of negative opinions about human Papillomavirus Vaccines on Social Media: An observational study. J Med Internet Res 2015 Jun 10; 17:e144; PMID:26063290; https://doi.org/10.2196/jmir.4343
   PubMed Web of Science ®Google Scholar
• Roettgers J. More than a third of all YouTube viewing comes from longform content. 2013. https://gigaom.com/tag/statistics/page/2/[accessed 2016 August 03]
   Google Scholar
• Tannenbaum MB, Hepler J, Zimmerman RS, Saul L, Jacobs S, Wilson K, Albarracín D. Appealing to fear: A meta-analysis of fear appeal effectiveness and theories. Psychol Bull 2015; 141:1178-204; PMID:26501228; https://doi.org/10.1037/a0039729
   PubMed Web of Science ®Google Scholar
• Nyhan B, Reifler J, Richey S, Freed GL. Effective messages in vaccine promotion: a randomized trial. Pediatrics 2014; 133:e835-42; https://doi.org/10.1542/peds.2013-2365
   PubMed Web of Science ®Google Scholar
• Horne Z, Powell D, Hummel JE, Holyoak KJ. Countering antivaccination attitudes. Proc Natl Acad Sci USA 2015; 112:10321-4; https://doi.org/10.1073/pnas.1504019112
   PubMed Web of Science ®Google Scholar
• Leask J. Target the fence-sitters. Nature 2011; 473:443-5; PMID:21614055; https://doi.org/10.1038/473443a
   PubMed Web of Science ®Google Scholar
• Betsch C, Korn L, Holtmann C. Don't try to convert the antivaccinators, instead target the fence-sitters. Proc Natl Acad Sci USA 2015; 112:E6725-6; PMID:26598650; https://doi.org/10.1073/pnas.1516350112
   PubMed Web of Science ®Google Scholar
• Bester JC. Vaccine refusal and trust: The trouble with Coercion and Education and suggestions for a cure. J Bioeth Inq 2015; 12:555-9; PMID:26626065; https://doi.org/10.1007/s11673-015-9673-1
   PubMed Web of Science ®Google Scholar
• Mena G, Llupià A, García-Basteiro AL, Aldea M, Sequera VG, Trilla A. The willingness of medical students to use Facebook as a training channel for professional habits: the case of influenza vaccination. Cyberpsychol Behav Soc Netw 2012; 15:328-31; PMID:22703040; https://doi.org/10.1089/cyber.2011.0457
   PubMed Web of Science ®Google Scholar
• Odone A, Ferrari A, Spagnoli F, Visciarelli S, Shefer A, Pasquarella C, Signorelli C. Effectiveness of interventions that apply new media to improve vaccine uptake and vaccine coverage. Hum Vaccin Immunother 2015; 11:72-82; PMID:25483518; https://doi.org/10.4161/hv.34313
   PubMed Web of Science ®Google Scholar
• Diviani N, van den Putte B, Giani S, van Weert JC. Low health literacy and evaluation of online health information: a systematic review of the literature. Med Internet Res 2015; 17:e112; PMID:25953147; https://doi.org/10.2196/jmir.4018
   PubMed Web of Science ®Google Scholar
• Spink A, Wolfram D, Jansen MBJ, Saracevi T. Searching the web: The public and their queries journal of The American Society for information science and technology. 2001; 52:226-34; https://doi.org/10.1002/1097-4571(2000)9999:9999
   Google Scholar
• Dubé E, Gagnon D, Nickels E, Jeram S, Schuster M. Mapping vaccine hesitancy – country-specific characteristics of a global phenomenon. Vaccine 2014; 32:6649-54; PMID:25280436; https://doi.org/10.1016/j.vaccine.2014.09.039
   PubMed Web of Science ®Google Scholar
• Haverkate M, D'Ancona F, Giambi C, Johansen K, Lopalco PL, Cozza V, Appelgren E; VENICE project gatekeepers and contact points. Mandatory and recommended vaccination in the EU, Iceland and Norway: results of the VENICE 2010 survey on the ways of implementing national vaccination programmes. Euro Surveill 2012; 17:20183
   PubMedGoogle Scholar
• Goldstein S, MacDonald NE, Guirguis S; SAGE Working Group on Vaccine Hesitancy. Health communication and vaccine hesitancy. Vaccine 2015; 33:4212-4; https://doi.org/10.1016/j.vaccine.2015.04.042
   PubMed Web of Science ®Google Scholar
• Nowak GJ, Gellin BG, MacDonald NE, Butler R; SAGE Working Group on Vaccine Hesitancy. Addressing vaccine hesitancy: The potential value of commercial and social marketing principles and practices. Vaccine 2015; 33:4204-11; PMID:25900132; https://doi.org/10.1016/j.vaccine.2015.04.039
   PubMed Web of Science ®Google Scholar
• Tafuri S, Gallone MS, Gallone MF, Zorico I, Aiello V, Germinario C. Communication about vaccinations in Italian websites: a quantitative analysis. Hum Vaccin Immunother 2014; 10:1416-20; PMID:24607988; https://doi.org/10.4161/hv.28268
   PubMed Web of Science ®Google Scholar
• Ferro A, Odone A, Siddu A, Colucci M, Anello P, Longone M, Marcon E, Castiglia P, Bonanni P, Signorelli C. Monitoring the web to support vaccine coverage: results of two years of the portal VaccinarSì. Epidemiol Prev 2015; 39:88-93; PMID:26499422
   PubMed Web of Science ®Google Scholar
• Freberg K, Grahamb K, McGaugheyc K, Frebergc LA. Who are the social media influencers? A study of public perceptions of personality. Public Relations Review 2011; 37:90-2; https://doi.org/10.1016/j.pubrev.2010.11.001
   Web of Science ®Google Scholar
• Odone A, Signorelli C. What are we told? A news media monitoring model for public health and the case of vaccines. Eur J Public Health 2016; 26:533-4; PMID:27423000; https://doi.org/10.1093/eurpub/ckw002
   PubMed Web of Science ®Google Scholar
• Ward JK, Peretti-Watel P, Verger P. Vaccine criticism on the Internet: Propositions for future research. Hum Vaccin Immunother 2016; 12:1924-9; PMID:26900646; https://doi.org/10.1080/21645515.2016.1146430
   PubMed Web of Science ®Google Scholar
• Pope C, Ziebland S, Mays N. Analysing qualitative data. BMJ 2000; 320:114-6; https://doi.org/10.1136/bmj.320.7227.114
   PubMed Web of Science ®Google Scholar
• Braun V, Clarke V. Using thematic analysis in psychology. Qual Res Psychol 2006; 3:77-101; https://doi.org/10.1191/1478088706qp063oa
   Google Scholar