Testing a physical education-delivered autonomy supportive intervention to promote leisure-time physical activity in lower secondary school students: The PETALS trial

BMC Public Health

Volumn 20, Issue 1, 2020, Pages

  Schneider, Jekaterina ^a   Polet, Juho ^a   Hassandra, Mary ^b   Lintunen, Taru ^a   Laukkanen, Arto ^a   Hankonen, Nelli ^c   Hirvensalo, Mirja ^a   Tammelin, Tuija H ^d   Törmäkangas, Timo ^a   Hagger, Martin S ^a,e  

^a UNIVERSITY OF JYVÄSKYLÄ   (Finland)

^b UNIVERSITY OF THESSALY   (Greece)

^c UNIVERSITY OF HELSINKI   (Finland)

^d LIKES RESEARCH CENTER FOR SPORT AND HEALTH SCIENCES   (Finland)

^e UNIVERSITY OF CALIFORNIA   (United States)

Author keywords

Autonomous motivation; Autonomy support; Physical activity; Physical education; Trans contextual model

Indexed keywords

ADOLESCENT; ADULT; CONTROLLED STUDY; EXERCISE; FEMALE; HUMAN; LEISURE; MOTIVATION; PERSONAL AUTONOMY; PHYSICAL EDUCATION; RANDOMIZED CONTROLLED TRIAL; SCHOOL; STUDENT;

ADOLESCENT; ADULT; EXERCISE; FEMALE; HUMANS; LEISURE ACTIVITIES; MOTIVATION; PERSONAL AUTONOMY; PHYSICAL EDUCATION AND TRAINING; SCHOOLS; STUDENTS;

EID: 85091594298     PISSN: None     EISSN: 14712458     Source Type: Journal    
DOI: 10.1186/s12889-020-09518-3     Document Type: Article

References (91)

1. Carson V, Hunter S, Kuzik N, Gray CE, Poitras VJ, Chaput JP, Saunders TJ, Katzmarzyk PT, Okely AD, Connor Gorber S, Kho ME. Systematic review of sedentary behaviour and health indicators in school-aged children and youth: an update. Appl Physiol Nutr Metab. 2016;41(6):S240-65. https://doi.org/10.1139/apnm-2015-0630.
2. Hoare E, Milton K, Foster C, Allender S. The associations between sedentary behaviour and mental health among adolescents: a systematic review. Int J Behav Nutr Phys Act. 2016;13(1):108-30. https://doi.org/10.1186/s12966-016-0432-4.
3. Kurdaningsih SV, Sudargo T, Lusmilasari L. Physical activity and sedentary lifestyle towards teenagers' overweight/obesity status. Int J Community Med Public Health. 2016;3(3):630-5. https://doi.org/10.18203/2394-6040.ijcmph20160623.
4. Biddle SJ, Ciaccioni S, Thomas G, Vergeer I. Physical activity and mental health in children and adolescents: an updated review of reviews and an analysis of causality. Psychol Sport Exerc. 2019;42:146-55. https://doi.org/10.1016/j.psychsport.2018.08.011.
5. Ekelund U, Anderssen S, Andersen LB, Riddoch CJ, Sardinha LB, Luan JA, Froberg K, Brage S. Prevalence and correlates of the metabolic syndrome in a population-based sample of European youth. Am J Clin Nutr. 2009;89(1):90-6. https://doi.org/10.3945/ajcn.2008.26649.
6. Telama R, Yang X, Leskinen E, Kankaanpää A, Hirvensalo M, Tammelin T, Viikari JS, Raitakari OT. Tracking of physical activity from early childhood through youth into adulthood. Med Sci Sports Exerc. 2014;46(5):955-62. https://doi.org/10.1249/MSS.0000000000000181.
7. Aubert S, Barnes JD, Abdeta C, Nader PA, Adeniyi AF, Aguilar-Farias N, Tenesaca DS, Bhawra J, Brazo-Sayavera J, Cardon G, Chang CK. Global matrix 3.0 physical activity report card grades for children and youth: results and analysis from 49 countries. J Phys Act Health. 2018;15(s2):S251-73. https://doi.org/10.1123/jpah.2018-0472.
8. Kokko S, Martin L, Husu P, Villberg J, Mehtälä A, Jussila AM, Tynjälä J, Vasankari T, Ng K, Tokola K, Vähä-Ypyä H. Lasten ja nuorten liikuntakäyttäytyminen Suomessa: LIITU-tutkimuksen tuloksia 2018. Valtion liikuntaneuvoston julkaisuja. 2019(2019: 1). Retrieved from https://www.liikuntaneuvosto.fi/wp-content/uploads/2019/09/LIITU_2016.pdf.
9. Guthold R, Stevens GA, Riley LM, Bull FC. Global trends in insufficient physical activity among adolescents: a pooled analysis of 298 population-based surveys with 1· 6 million participants. Lancet Child Adolescent Health. 2020;4(1):23-35. https://doi.org/10.1016/S2352-4642(19)30323-2.
10. Lounassalo I, Salin K, Kankaanpää A, Hirvensalo M, Palomäki S, Tolvanen A, Yang X, Tammelin TH. Distinct trajectories of physical activity and related factors during the life course in the general population: a systematic review. BMC Public Health. 2019;19(1):271-83. https://doi.org/10.1186/s12889-019-6513-y.
11. Sallis JF. Age-related decline in physical activity: a synthesis of human and animal studies. Med Sci Sports Exerc. 2000;32(9):1598-600. https://doi.org/10.1097/00005768-200009000-00012.
12. Messing S, Rütten A, Abu-Omar K, Ungerer-Röhrich U, Goodwin L, Burlacu I, Gediga G. How can physical activity be promoted among children and adolescents? A systematic review of reviews across settings. Front Public Health. 2019;7:55-70. https://doi.org/10.3389/fpubh.2019.00055.
13. Leech T, Marston R. Promoting physical activity beyond physical education by facilitating student-designed games. J Physical Education, Recreation Dance. 2016;87(9):8-13. https://doi.org/10.1080/07303084.2016.1226218.
14. Powell E, Woodfield LA, Nevill AM. Increasing physical activity levels in primary school physical education: the SHARP principles model. Prev Med Rep. 2016;3:7-13. https://doi.org/10.1016/j.pmedr.2015.11.007.
15. Standage M, Duda JL, Ntoumanis N. A model of contextual motivation in physical education: using constructs from self-determination and achievement goal theories to predict physical activity intentions. J Educ Psychol. 2003;95(1):97-110. https://doi.org/10.1037/0022-0663.95.1.97.
16. Plotnikoff RC, Costigan SA, Karunamuni N, Lubans DR. Social cognitive theories used to explain physical activity behavior in adolescents: a systematic review and meta-analysis. Prev Med. 2013;56(5):245-53. https://doi.org/10.1016/j.ypmed.2013.01.013.
17. Hagger MS, Cameron LD, Hamilton K, Hankonen N, Lintunen T. The handbook of behavior change: Cambridge University Press; 2020. https://doi.org/10.1017/9781108677318.
18. Hagger MS, Moyers S, McAnally K, McKinley LE. Known knowns and known unknowns on behavior change interventions and mechanisms of action. Health Psychol Rev. 2020;14(1):199-212. https://doi.org/10.1080/17437199.2020.1719184.
19. Sheeran P, Klein WM, Rothman AJ. Health behavior change: moving from observation to intervention. Annu Rev Psychol. 2017;68:573-600. https://doi.org/10.1146/annurev-psych-010416-044007.
20. Hagger MS, Weed ME. DEBATE: do behavioral interventions work in the real world. Int J Behav Nutr Phys Act. 2019;16:36. https://doi.org/10.1186/s12966-019-0795-4.
21. Ntoumanis N. A prospective study of participation in optional school physical education using a self-determination theory framework. J Educ Psychol. 2005;97(3):444-53. https://doi.org/10.1037/0022-0663.97.3.444.
22. Hagger MS, Chatzisarantis NL, Culverhouse T, Biddle SJ. The processes by which perceived autonomy support in physical education promotes leisure-time physical activity intentions and behavior: a trans-contextual model. J Educ Psychol. 2003;95(4):784-95. https://doi.org/10.1037/0022-0663.95.4.784.
23. Deci EL, Ryan RM. Self-determination theory. In: PAM VL, Kruglanski AW, Higgins ET, editors. Handbook of theories of social psychology: Sage Publications; 2012. p. 416-36. https://doi.org/10.4135/9781446249215.n21.
24. Ajzen I. The theory of planned behavior. Organ Behav Hum Decis Process. 1991 Dec 1;50(2):179-211. https://doi.org/10.1016/0749-5978(91)90020-T.
25. Vallerand RJ, Ratelle C. Intrinsic and extrinsic motivation: a hierarchical model. In: Deci E, Ryan R, editors. Handbook of self-determination research: University of Rochester Press; 2002. p. 37-63.
26. Teixeira PJ, Carraça EV, Markland D, Silva MN, Ryan RM. Exercise, physical activity, and self-determination theory: a systematic review. Int J Behav Nutr Phys Act. 2012;9(1):78-108. https://doi.org/10.1186/1479-5868-9-78.
27. Reeve J, Jang H, Carrell D, Jeon S, Barch J. Enhancing students' engagement by increasing teachers' autonomy support. Motiv Emot. 2004;28(2):147-69. https://doi.org/10.1023/B:MOEM.0000032312.95499.6f.
28. Reeve J, Cheon SH. Autonomy supportive interventions. In: Hagger MS, Cameron LD, Hamilton K, Hankonen N, Lintunen T, editors. The handbook of behavior change. Cambridge University Press; 2020. p. 510-22.
29. Haerens L, Aelterman N, Vansteenkiste M, Soenens B, Van Petegem S. Do perceived autonomy-supportive and controlling teaching relate to physical education students' motivational experiences through unique pathways? Distinguishing between the bright and dark side of motivation. Psychol Sport Exerc. 2015;16:26-36. https://doi.org/10.1016/j.psychsport.2014.08.013.
30. Hagger MS, Chatzisarantis NL, Barkoukis V, Wang CK, Baranowski J. Perceived autonomy support in physical education and leisure-time physical activity: a cross-cultural evaluation of the trans-contextual model. J Educ Psychol. 2005;97(3):376-90. https://doi.org/10.1037/0022-0663.97.3.376.
31. Lim BC, Wang CJ. Perceived autonomy support, behavioural regulations in physical education and physical activity intention. Psychol Sport Exerc. 2009;10(1):52-60. https://doi.org/10.1016/j.psychsport.2008.06.003.
32. Ryan RM, Deci EL. Self-determination theory: basic psychological needs in motivation, development, and wellness: Guilford Publications; 2017.
33. Orbell S. Intention-behaviour relations: A self-regulation perspective. In: Haddock G, GRO M, editors. Contemporary perspectives on the psychology of attitudes: Psychology Press; 2004. p. 145-68.
34. Sheeran P, Webb TL. The intention-behavior gap. Soc Personal Psychol Compass. 2016;10(9):503-18. https://doi.org/10.1111/spc3.12265.
35. McLachlan S, Hagger MS. Do people differentiate between intrinsic and extrinsic goals for physical activity? J Sport Exercise Psychol. 2011;33(2):273-88. https://doi.org/10.1123/jsep.33.2.273.
36. McLachlan S, Hagger MS. The influence of chronically accessible autonomous and controlling motives on physical activity within an extended theory of planned behavior. J Appl Soc Psychol. 2011;41(2):445-70. https://doi.org/10.1111/j.1559-1816.2010.00721.x.
37. Hagger MS, Chatzisarantis NL. The trans-contextual model of autonomous motivation in education: conceptual and empirical issues and meta-analysis. Rev Educ Res. 2016;86(2):360-407. https://doi.org/10.3102/0034654315585005.
38. Chan DK, Zhang L, Lee AS, Hagger MS. Reciprocal relations between autonomous motivation from self-determination theory and social cognition constructs from the theory of planned behavior: a cross-lagged panel design in sport injury prevention. Psychol Sport Exerc. 2020;48:101660. https://doi.org/10.1016/j.psychsport.2020.101660.
39. Chan DK, Hagger MS, Spray CM. Treatment motivation for rehabilitation after a sport injury: application of the trans-contextual model. Psychol Sport Exerc. 2011;12(2):83-92. https://doi.org/10.1016/j.psychsport.2010.08.005.
40. González-Cutre D, Sicilia A, Beas-Jiménez M, Hagger MS. Broadening the trans-contextual model of motivation: a study with Spanish adolescents. Scand J Med Sci Sports. 2014;24(4):e306-19. https://doi.org/10.1111/sms.12142.
41. Hagger MS, Sultan S, Hardcastle SJ, Chatzisarantis NL. Perceived autonomy support and autonomous motivation toward mathematics activities in educational and out-of-school contexts is related to mathematics homework behavior and attainment. Contemp Educ Psychol. 2015;41:111-23. https://doi.org/10.1016/j.cedpsych.2014.12.002.
42. Chatzisarantis NL, Hagger MS, Brickell T. Using the construct of perceived autonomy support to understand social influence within the theory of planned behavior. Psychol Sport Exerc. 2008;9(1):27-44. https://doi.org/10.1016/j.psychsport.2006.12.003.
43. Polet J, Lintunen T, Schneider J, Hagger MS. Predicting change in middle school students' leisure-time physical activity participation: a prospective test of the trans-contextual model. J Appl Soc Psychol. 2020. https://doi.org/10.1111/jasp.12691.
44. Cheon SH, Reeve J. Do the benefits from autonomy-supportive PE teacher training programs endure?: a one-year follow-up investigation. Psychol Sport Exerc. 2013;14(4):508-18. https://doi.org/10.1016/j.psychsport.2013.02.002.
45. Teixeira PJ, Marques MM, Silva MN, Brunet J, Duda J, Haerens L, La Guardia J, Lindwall M, Londsdale C, Markland D, Michie S, Moller AC, Ntoumanis N, Patrick H, Reeve J, Ryan RM, Sebire S, Standage M, Vansteenkinste M, Weinstein N, Weman-Josefsson K, Williams GC, Hagger MS. Classification of techniques used in self-determination theory-based interventions in health contexts: an expert consensus study. Motivation Science. 2020. https://doi.org/10.1037/mot0000172.
46. Hardcastle SJ, Fortier MS, Blake N, Hagger MS. Identifying content-based and relational techniques to change behavior in motivational interviewing. Health Psychol Rev 2017;11(1):1-16. https://doi.org/10.1080/17437199.2016.1190659.
47. Chatzisarantis NL, Hagger MS. Effects of an intervention based on self-determination theory on self-reported leisure-time physical activity participation. Psychol Health. 2009;24(1):29-48. https://doi.org/10.1080/08870440701809533.
48. Wallhead TL, Hagger M, Smith DT. Sport education and extracurricular sport participation: an examination using the trans-contextual model of motivation. Res Q Exerc Sport. 2010;81(4):442-55. https://doi.org/10.1080/02701367.2010.10599705.
49. Yli-Piipari S, Layne T, Irwin CC. An autonomy-supportive intervention on physical education motivation and physical activity. Res Q Exerc Sport. 2014;85(S1):A166-7.
50. Polet J, Hassandra M, Lintunen T, Laukkanen A, Hankonen N, Hirvensalo M, Tammelin T, Hagger MS. Using physical education to promote out-of school physical activity in lower secondary school students-a randomized controlled trial protocol. BMC Public Health. 2019;19(1):157-72. https://doi.org/10.1186/s12889-019-6478-x.
51. Cheon SH, Reeve J, Moon IS. Experimentally based, longitudinally designed, teacher-focused intervention to help physical education teachers be more autonomy supportive toward their students. J Sport Exercise Psychology. 2012;34(3):365-96. https://doi.org/10.1123/jsep.34.3.365.
52. Hankonen N, Heino MT, Araujo-Soares V, Sniehotta FF, Sund R, Vasankari T, Absetz P, Borodulin K, Uutela A, Lintunen T, Haukkala A. 'Let's Move it'-a school-based multilevel intervention to increase physical activity and reduce sedentary behaviour among older adolescents in vocational secondary schools: a study protocol for a cluster-randomised trial. BMC Public Health. 2016;16(1):451-65. https://doi.org/10.1186/s12889-016-3094-x.
53. Hankonen N, Heino MT, Hynynen ST, Laine H, Araújo-Soares V, Sniehotta FF, Vasankari T, Sund R, Haukkala A. Randomised controlled feasibility study of a school-based multi-level intervention to increase physical activity and decrease sedentary behaviour among vocational school students. Int J Behav Nutr Phys Act. 2017;14(1):37-50. https://doi.org/10.1186/s12966-017-0484-0.
54. Monitoring system for physical functional capacity, MOVE. 2019. Retrieved from https://www.oph.fi/move/english.
55. Brislin RW. The wording and translation of research instruments. In: Lonner WJ, Berry JW, editors. Cross-cultural research and methodology series, Vol. 8. Field methods in cross-cultural research: Sage Publications; 1986. p. 137-64.
56. Craig CL, Marshall AL, Sjöström M, Bauman AE, Booth ML, Ainsworth BE, Pratt M, Ekelund UL, Yngve A, Sallis JF, Oja P. International physical activity questionnaire: 12-country reliability and validity. Med Sci Sports Exerc. 2003;35(8):1381-95. https://doi.org/10.1249/01.MSS.0000078924.61453.FB.
57. Hagger MS, Chatzisarantis NL, Hein V, Pihu M, Soós I, Karsai I. The perceived autonomy support scale for exercise settings (PASSES): development, validity, and cross-cultural invariance in young people. Psychol Sport Exerc. 2007;8(5):632-53. https://doi.org/10.1016/j.psychsport.2006.09.001.
58. Ryan RM, Connell JP. Perceived locus of causality and internalization: examining reasons for acting in two domains. J Pers Soc Psychol. 1989;57(5):749-61. https://doi.org/10.1037/0022-3514.57.5.749.
59. Pelletier LG, Tuson KM, Fortier MS, Vallerand RJ, Briere NM, Blais MR. Toward a new measure of intrinsic motivation, extrinsic motivation, and amotivation in sports: the sport motivation scale (SMS). J Sport Exercise Psychology. 1995;17(1):35-53. https://doi.org/10.1123/jsep.17.1.35.
60. Ajzen I. Constructing a TPB questionnaire: conceptual and methodological considerations. 2002. http://chuang.epage.au.edu.tw/ezfiles/168/1168/attach/20/pta_41 176_7688352_57138.pdf.
61. Taylor IM, Ntoumanis N. Teacher motivational strategies and student self-determination in physical education. J Educ Psychol. 2007;99(4):747-60. https://doi.org/10.1037/0022-0663.99.4.747.
62. Muthén L, Muthén B. Mplus. The comprehensive modelling program for applied researchers: user's guide; 2002.
63. Teachman J, Crowder K. Multilevel models in family research: some conceptual and methodological issues. J Marriage Fam. 2002;64(2):280-94. https://doi.org/10.1111/j.1741-3737.2002.00280.x.
64. Merlo J, Chaix B, Yang M, Lynch J, Råstam L. A brief conceptual tutorial of multilevel analysis in social epidemiology: linking the statistical concept of clustering to the idea of contextual phenomenon. J Epidemiol Community Health. 2005;59(6):443-9. https://doi.org/10.1136/jech.2004.023473.
65. Castro-Schilo L, Grimm KJ. Using residualized change versus difference scores for longitudinal research. J Soc Pers Relat. 2018;35(1):32-58. https://doi.org/10.1177/0265407517718387.
66. Hu LT, Bentler PM. Cutoff criteria for fit indexes in covariance structure analysis: conventional criteria versus new alternatives. Struct Equ Model Multidiscip J. 1999;6(1):1-55. https://doi.org/10.1080/10705519909540118.
67. Cohen J. Statistical power analysis for the behavioral sciences: Academic press; 2013.
68. Seaton M, Marsh HW, Craven RG. Big-fish-little-pond effect: generalizability and moderation - two sides of the same coin. Am Educ Res J. 2010;47(2):390-433. https://doi.org/10.3102/0002831209350493.
69. IPAQ Research Committee. Guidelines for data processing and analysis of the International Physical Activity Questionnaire (IPAQ)-short and long forms. 2005. http://www.ipaq.ki.se/scoring.pdf.
70. Chatzisarantis NL, Hagger MS, Wang CJ, Thøgersen-Ntoumani C. The effects of social identity and perceived autonomy support on health behaviour within the theory of planned behaviour. Curr Psychol. 2009;28(1):55-68. https://doi.org/10.1007/s12144-009-9043-4.
71. Hagger MS, Chatzisarantis NL. Advances in self-determination theory research in sport and exercise. Psychol Sport Exerc. 2007;8(5):597-873. https://doi.org/10.1016/j.psychsport.2007.06.003.
72. Jaakkola T, Liukkonen J, Sääkslahti A. Liikuntapedagogiikka. Jyväskylä: PS-kustannus. 2013;419.
73. Chatzisarantis NL, Hagger MS, Smith B, Phoenix C. The influences of continuation intentions on execution of social behaviour within the theory of planned behaviour. Br J Soc Psychol. 2004;43(4):551-83. https://doi.org/10.1348/0144666042565399.
74. Hagger MS, Polet J, Lintunen T. The reasoned action approach applied to health behavior: role of past behavior and tests of some key moderators using meta-analytic structural equation modeling. Soc Sci Med. 2018;213:85-94. https://doi.org/10.1016/j.socscimed.2018.07.038.
75. Ouellette JA, Wood W. Habit and intention in everyday life: the multiple processes by which past behavior predicts future behavior. Psychol Bull. 1998;124(1):54-74. https://doi.org/10.1037/0033-2909.124.1.54.
76. Hunter S, Carson V, Timperio A, Salmon J, Carver A, Veitch J. Moderators of parents' perceptions of the neighborhood environment and children's physical activity, time outside, and screen time. J Phys Act Health. 2020;17(5):557-65. https://doi.org/10.1123/jpah.2019-0433.
77. Zhang R, Wulff H, Duan Y, Wagner P. Associations between the physical environment and park-based physical activity: a systematic review. J Sport Health Sci. 2019;8(5):412-21. https://doi.org/10.1016/j.jshs.2018.11.002.
78. Godin G, Sheeran P, Conner M, Bélanger-Gravel A, Gallani MC, Nolin B. Social structure, social cognition, and physical activity: a test of four models. Br J Health Psychol. 2010;15(1):79-95. https://doi.org/10.1348/135910709x429901.
79. Hagger MS, Hamilton K. Effects of socio-structural variables in the theory of planned behavior: a mediation model in multiple samples and behaviors. Psychol Health. 2020. https://doi.org/10.1080/08870446.2020.1784420.
80. Schüz B, Li AS, Hardinge A, McEachan RR, Conner M. Socioeconomic status as a moderator between social cognitions and physical activity: systematic review and meta-analysis based on the theory of planned behavior. Psychol Sport Exerc. 2017;30:186-95. https://doi.org/10.1016/j.psychsport.2017.03.004.
81. Hankonen N, Hardeman W. Developing behaviour change interventions. In: Hagger MS, Cameron LD, Hamilton K, Hankonen N, Lintunen T, editors. The handbook of behavior change: Cambridge University Press; 2020. p. 510-22.
82. Reeve J, Cheon SH. Teachers become more autonomy supportive after they believe it is easy to do. Psychol Sport Exerc. 2016;22:178-89. https://doi.org/10.1016/j.psychsport.2015.08.001.
83. Jacobs N, Hagger MS, Streukens S, De Bourdeaudhuij I, Claes N. Testing an integrated model of the theory of planned behaviour and self-determination theory for different energy balance-related behaviours and intervention intensities. Br J Health Psychol. 2011;16(1):113-34. https://doi.org/10.1348/135910710X519305.
84. Hagger MS. Habit and physical activity: theoretical advances, practical implications, and agenda for future research. Psychol Sport Exerc. 2019;42:118-29. https://doi.org/10.1016/j.psychsport.2018.12.007.
85. Hagger MS, Rebar AL, Mullan B, Lipp OV, Chatzisarantis NL. The subjective experience of habit captured by self-report indexes may lead to inaccuracies in the measurement of habitual action. Health Psychol Rev. 2015;9(3):296-302. https://doi.org/10.1080/17437199.2014.959728.
86. Hagger MS. Non-conscious processes and dual-process theories in health psychology. Health Psychol Rev. 2016;10:375-80. https://doi.org/10.1080/17437199.2016.1244647.
87. Sheeran P, Gollwitzer PM, Bargh JA. Nonconscious processes and health. Health Psychol. 2013;32(5):460-73. https://doi.org/10.1037/a0029203.
88. Hogenelst K, Schelvis R, Krone T, Gagné M, Heino MT, Knittle KP, Hankonen N. A within-person approach to the relation between quality of task motivation, performance and job satisfaction in everyday working life. 2020. https://doi.org/10.31234/osf.io/v37x9.
89. Kostamo K, Jallinoja P, Vesala KM, Araújo-Soares V, Sniehotta FF, Hankonen N. Using the critical incident technique for qualitative process evaluation of interventions: the example of the "Let's Move it" trial. Soc Sci Med. 2019;232:389-97. https://doi.org/10.1016/j.socscimed.2019.05.014.
90. Michie S, Richardson M, Johnston M, Abraham C, Francis J, Hardeman W, Eccles MP, Cane J, Wood CE. The behavior change technique taxonomy (v1) of 93 hierarchically clustered techniques: building an international consensus for the reporting of behavior change interventions. Ann Behav Med. 2013;46(1):81-95. https://doi.org/10.1007/s12160-013-9486-6.
91. Rzewnicki R, Auweele YV, De Bourdeaudhuij I. Addressing overreporting on the international physical activity questionnaire (IPAQ) telephone survey with a population sample. Public Health Nutr. 2003;6(3):299-305. https://doi.org/10.1079/PHN2002427.