Factors Associated with the Intention of Registered Dietitians to Discuss Nutrigenetics with their Patients/Clients
Publication: Canadian Journal of Dietetic Practice and Research
16 May 2016
Abstract
Purpose: The objective of this study was to investigate factors affecting the intention of Registered Dietitians (RDs) to discuss nutrigenetics with their patients/clients.
Methods: A survey based on the theory of planned behaviour (TPB; attitude, subjective norm, and perceived behavioural control) was developed and sent by email to RD members of the Ordre professionnel des diététistes du Québec. Multiple regression analyses were performed to examine the determinants of intention and behaviour.
Results: A total of 141 RDs completed the questionnaire (5.8% response rate). On a scale from −2 to 2 (from strongly disagree to strongly agree), the intention of discussing nutrigenetics with patients/clients was neutral (mean of −0.07 ± 0.92). The TPB construct of attitude was the most strongly associated with intention (β = 0.66, P < 0.0001) followed by perceived behavioural control (β = 0.33, P < 0.0001) and subjective norm (β = 0.21, P = 0.03). Finally, 13 out of 141 RDs (~9%) actually practiced the behaviour, which was to have discussed nutrigenetics with their patients/clients in the last 3 months. Only perceived behavioural control contributed to explain the behaviour (β = 0.17, P < 0.0001).
Conclusions: Main determinants of the intention of RDs to discuss nutrigenetics with their patients/clients were determined. This knowledge will help inform the design of future educational content about nutrigenetics.
Résumé
Objectif. L’objectif de cette étude était d’examiner les facteurs ayant un impact sur l’intention des diététistes de discuter de nutrigénétique avec leurs patients ou clients.
Méthodes. Un sondage basé sur la théorie du comportement planifié (TCP; attitude, norme subjective et perception du contrôle comportemental) a été mis au point et envoyé par courriel aux diététistes membres de l’Ordre professionnel des diététistes du Québec. Des analyses de régression multiple ont été réalisées afin d’examiner les déterminants de l’intention et du comportement.
Résultats. Au total, 141 diététistes ont rempli le questionnaire (taux de réponse de 5,8 %). Selon une échelle allant de −2 à 2 (de fortement en désaccord à fortement en accord), l’intention de discuter de nutrigénétique avec les patients ou clients se situait au niveau neutre (moyenne de −0,07 ± 0,92). Le construit d’attitude de la TCP était le plus fortement associé à l’intention (β = 0,66, P < 0,0001) suivi de la perception du contrôle comportemental (β = 0,33, P < 0,0001) et de la norme subjective (β = 0,21, P = 0,03). Finalement, 13 des 141 diététistes (~9 %) avaient adopté le comportement, c’est-à-dire qu’elles avaient discuté de nutrigénétique avec leurs patients ou clients au cours des 3 mois précédents. Seule la perception du contrôle comportemental a contribué à expliquer le comportement (β = 0,17, P < 0,0001).
Conclusions. Les principaux déterminants de l’intention des diététistes de discuter de nutrigénétique avec leurs patients ou clients ont été déterminés. Cette connaissance contribuera à orienter la conception de futur contenu éducatif sur la nutrigénétique.
Get full access to this article
View all available purchase options and get full access to this article.
References
1
Bouchard C and Ordovas JM Fundamentals of nutrigenetics and nutrigenomics Prog Mol Biol Transl Sci 2012 108 1 -15
2
Phillips CM Nutrigenetics and metabolic disease: current status and implications for personalised nutrition Nutrients 2013 5 1 32 -57
3
Fenech M, El-Sohemy A, Cahill L, Ferguson LR, French TA, Tai ES, et al. Nutrigenetics and nutrigenomics: viewpoints on the current status and applications in nutrition research and practice J Nutrigenet Nutrigenomics 2011 4 2 69 -89
4
de RB Personalised nutrition: ready for practice? Proc Nutr Soc 2013 72 1 48 -52
5
Saukko P State of play in direct-to-consumer genetic testing for lifestyle-related diseases: market, marketing content, user experiences and regulation Proc Nutr Soc 2013 72 1 53 -60
6
Patterson RE, Eaton DL, and Potter JD The genetic revolution: change and challenge for the dietetics profession J Am Diet Assoc 1999 99 11 1412 -20
7
Collins J, Bertrand B, Hayes V, Li SX, Thomas J, Truby H, et al. The application of genetics and nutritional genomics in practice: an international survey of knowledge, involvement and confidence among dietitians in the US, Australia and the UK Genes Nutr 2013 8 6 523 -33
8
Nielson DE, Shih S, and El-Sohemy A Perceptions of genetic testing for personalized nutrition: a randomized trial of DNA-based dietary advice J Nutrigenet Nutrigenomics 2014 7 2 94 -104
9
Rosen R, Earthman C, Marquart L, and Reicks M Continuing education needs of registered dietitians regarding nutrigenomics J Am Diet Assoc 2006 106 8 1242 -5
10
McCarthy S, Pufulete M, and Whelan K Factors associated with knowledge of genetics and nutritional genomics among dietitians J Hum Nutr Diet 2008 21 6 547 -54
11
Whelan K, McCarthy S, and Pufulete M Genetics and diet – gene interactions: involvement, confidence and knowledge of dietitians Br J Nutr 2008 99 1 23 -8
12
Cormier H, Tremblay BL, Paradis AM, Garneau V, Desroches S, Robitaille J, et al. Nutrigenomics – perspectives from registered dietitians: a report from the Quebec-wide e-consultation on nutrigenomics among registered dietitians J Hum Nutr Diet 2014 27 4 391 -400
13
Godin G, Belanger-Gravel A, Eccles M, and Grimshaw J Healthcare professionals’ intentions and behaviours: a systematic review of studies based on social cognitive theories Implement Sci 2008 3 36
14
Chase K, Reicks M, and Jones JM Applying the theory of planned behavior to promotion of whole-grain foods by dietitians J Am Diet Assoc 2003 103 12 1639 -42
15
Beaulieu D and Godin G Development of an intervention programme to encourage high school students to stay in school for lunch instead of eating at nearby fast-food restaurants Eval Program Plann 2012 35 3 382 -9
16
Casper ES The theory of planned behavior applied to continuing education for mental health professionals Psychiatr Serv 2007 58 10 1324 -9
17
Edwards H, Walsh A, Courtney M, Monaghan S, Wilson J, and Young J Promoting evidence-based childhood fever management through a peer education programme based on the theory of planned behaviour J Clin Nurs 2007 16 10 1966 -79
18
Perkins MB, Jensen PS, Jaccard J, Gollwitzer P, Oettingen G, Pappadopulos E, et al. Applying theory-driven approaches to understanding and modifying clinicians’ behavior: what do we know? Psychiatr Serv 2007 58 3 342 -8
19
Gagne C, Godin G. Les théories sociales cognitives: guide pour la mesure des variables et le développement de questionnaire; 1999 [cited 2014 Aug 2]. Available from: http://www.godin.fsi.ulaval.ca/Fichiers/Rapp/Guide_mesure_variables.pdf.
20
Ajzen I. Constructing a TPB Questionnaire: conceptual and methodological considerations; 2002 [cited 2014 Aug 2]. Available from: http://people.umass.edu/aizen/pdf/tpb.measurement.pdf.
21
Mallows CL. Some comments on Cp; 2002 [cited 2014 Jul 7]. Available from: http://www.stat.washington.edu/courses/stat527/s14/readings/technometrics1973.pdf.
22
Nielsen DE and El-Sohemy A A randomized trial of genetic information for personalized nutrition Genes Nutr 2012 7 4 559 -66
23
Arkadianos I, Valdes AM, Marinos E, Florou A, Gill RD, and Grimaldi KA Improved weight management using genetic information to personalize a calorie controlled diet Nutr J 2007 6 29
24
Nielson DE and El-Sohemy A Disclosure of genetic information and change in dietary intake: randomized controlled trial PLoS One 2014 9 11 e112665
25
Camp KM and Trujillo E Position of the Academy of Nutrition and Dietetics: nutritional genomics J Acad Nutr Diet 2014 114 2 299 -312
26
Bloss CS, Darst BF, Topol EJ, and Schork NJ Direct-to-consumer personalized genomic testing Hum Mol Genet 2011 20 R2 R132 -41
27
Ajzen I Perceived behavioral control, self-efficacy, locus of control, and the theory of planned behavior J Appl Soc Psychol 2002 32 665 -83
28
Gorman U, Mathers JC, Grimaldi KA, Ahlgren J, and Nordstrom K Do we know enough? A scientific and ethical analysis of the basis for genetic-based personalized nutrition Genes Nutr 2013 8 4 373 -81
29
Shih TH and Fan X Comparing response rates in e-mail and paper surveys: a meta-analysis Educ Res Rev 2009 4 1 26 -40
Supplementary Material
File (cjdpr-2016-005suppl.pdf.pdf)
- Download
- 310.29 KB
Information & Authors
Information
Published In
Canadian Journal of Dietetic Practice and Research
Volume 77 • Number 4 • December 2016
Pages: 163 - 169
History
Version of record online: 16 May 2016
Authors
Metrics & Citations
Metrics
Other Metrics
Citations
Cite As
Annie Bouchard-Mercier PhD, Sophie Desroches, Julie Robitaille PhD, and Marie-Claude Vohl PhD. 2016. Factors Associated with the Intention of Registered Dietitians to Discuss Nutrigenetics with their Patients/Clients. Canadian Journal of Dietetic Practice and Research.
77(4): 163-169. https://doi.org/10.3148/cjdpr-2016-005
Export Citations
If you have the appropriate software installed, you can download article citation data to the citation manager of your choice. Simply select your manager software from the list below and click Download.
There are no citations for this item
View Options
Get Access
Login options
Check if you access through your login credentials or your institution to get full access on this article.
Subscribe
Click on the button below to subscribe to Canadian Journal of Dietetic Practice and Research
