Skip to main content

high INtensity Interval Training In pATiEnts with intermittent claudication (INITIATE): protocol for a multi-centre, proof-of-concept, prospective interventional study (2020)
Journal Article
Pymer, S., Harwood, A., Ibeggazene, S., McGregor, G., Huang, C., Twiddy, M., …Chetter, I. C. (2020). high INtensity Interval Training In pATiEnts with intermittent claudication (INITIATE): protocol for a multi-centre, proof-of-concept, prospective interventional study. BMJ open, 10(7), https://doi.org/10.1136/bmjopen-2020-038825

Introduction: The first-line recommended treatment for patients with intermittent claudication (IC), is a supervised exercise programme (SEP), which includes a minimum of 2 hours exercise per week over a 12-week period. However, provision, uptake, an... Read More about high INtensity Interval Training In pATiEnts with intermittent claudication (INITIATE): protocol for a multi-centre, proof-of-concept, prospective interventional study.

The Susceptibles, Chancers, Pragmatists, and Fair Players: An examination of the Sport Drug Control Model for Adolescent Athletes, cluster effects, and norm values among adolescent athletes (2020)
Journal Article
Nicholls, A. R., Levy, A. R., Meir, R., Sanctuary, C., Jones, L., Baghurst, T., …Perry, J. L. (in press). The Susceptibles, Chancers, Pragmatists, and Fair Players: An examination of the Sport Drug Control Model for Adolescent Athletes, cluster effects, and norm values among adolescent athletes. Frontiers in Psychology, https://doi.org/10.3389/fpsyg.2020.01564

Although there are few high-profile cases of adolescent athletes being caught doping, up to a third of young athletes may dope. In order to generate a more accurate understanding of why adolescent athletes dope, it is important to validate models tha... Read More about The Susceptibles, Chancers, Pragmatists, and Fair Players: An examination of the Sport Drug Control Model for Adolescent Athletes, cluster effects, and norm values among adolescent athletes.

The Effects of the iPlayClean Education Programme on Doping Attitudes and Susceptibility to use Banned Substances among High-Level Adolescent Athletes from the UK: A Cluster-Randomised Control Trial (2020)
Journal Article
Nicholls, A., Morley, D., Thompson, M. A., Huang, C., Abt, G., Rothwell, M., …Ntoumanis, N. (in press). The Effects of the iPlayClean Education Programme on Doping Attitudes and Susceptibility to use Banned Substances among High-Level Adolescent Athletes from the UK: A Cluster-Randomised Control Trial. International Journal of Drug Policy,

Background: This study examined the effects of the iPlayClean anti-doping intervention on attitudes towards doping and susceptibility, and whether delivery mode affected the results. Methods: A total of 1,081 high-level UK athletes (14-18 years old... Read More about The Effects of the iPlayClean Education Programme on Doping Attitudes and Susceptibility to use Banned Substances among High-Level Adolescent Athletes from the UK: A Cluster-Randomised Control Trial.

Stress Appraisals Influence Athletic Performance and Psychophysiological Response during 16.1km Cycling Time Trials (2020)
Journal Article
Thompson, M. A., Toner, J., Perry, J. L., Burke, R., & Nicholls, A. (2020). Stress Appraisals Influence Athletic Performance and Psychophysiological Response during 16.1km Cycling Time Trials. Psychology of sport and exercise, 49(July), https://doi.org/10.1016/j.psychsport.2020.101682

Objectives: We examined how stress appraisals were associated with emotions, coping behaviours, as well as subjective and objective measures of performance. Design: Prospective field- and laboratory-based studies. Methods: In Study 1, 192 athletes... Read More about Stress Appraisals Influence Athletic Performance and Psychophysiological Response during 16.1km Cycling Time Trials.

Coping tendencies and changes in athlete burnout over time (2020)
Journal Article
Madigan, D. . J., Rumbold, J. L., Gerber, M., & Nicholls, A. R. (2020). Coping tendencies and changes in athlete burnout over time. Psychology of sport and exercise, 48, https://doi.org/10.1016/j.psychsport.2020.101666

Burnout can lead to numerous negative outcomes for athletes. While we know a reasonable amount about how athlete burnout develops over time, we know comparably less about the role of coping in this process. The present study aimed to help address thi... Read More about Coping tendencies and changes in athlete burnout over time.

Cheater, Cheater, Pumpkin Eater: The Dark Triad, Attitudes towards Doping, and Cheating Behavior among Athletes (2019)
Journal Article
Nicholls, A. (in press). Cheater, Cheater, Pumpkin Eater: The Dark Triad, Attitudes towards Doping, and Cheating Behavior among Athletes. European journal of sport science : the official journal of the European College of Sport Science, https://doi.org/10.1080/17461391.2019.1694079

We examined the relationships between the Dark Triad personality traits (Machiavellianism, narcissism, and psychopathy), attitudes towards doping, and cheating behavior among athletes. One-hundred and sixty-four athletes completed a questionnaire tha... Read More about Cheater, Cheater, Pumpkin Eater: The Dark Triad, Attitudes towards Doping, and Cheating Behavior among Athletes.

The development and validation of the Adolescent Sport Drug Inventory (ASDI) among athletes from four continents (2019)
Journal Article
Nicholls, A. R., Levy, A. R., Meir, R., Sanctuary, C., Jones, L., Baghurst, T., …Perry, J. L. (in press). The development and validation of the Adolescent Sport Drug Inventory (ASDI) among athletes from four continents. Psychological assessment, https://doi.org/10.1037/pas0000750

A significant barrier to understanding the psycho-social antecedents of doping use among adolescent athletes is the lack of valid measures. In order to address this issue, the first aim of this paper was to develop and validate the Adolescent Sport D... Read More about The development and validation of the Adolescent Sport Drug Inventory (ASDI) among athletes from four continents.

The dark triad in male and female athletes and non-athletes: Group differences and psychometric properties of the short dark triad (SD3) (2019)
Journal Article
Vaughn, R., Madigan, D., Carter, G., & Nicholls, A. (2019). The dark triad in male and female athletes and non-athletes: Group differences and psychometric properties of the short dark triad (SD3). Psychology of sport and exercise, 43, 64-72. https://doi.org/10.1016/j.psychsport.2019.01.002

Objectives: The Short Dark Triad (SD3) is a popular, brief measure of narcissism, Machiavellianism, and psychopathy, which are known as the Dark Triad. The present study had two aims. First, to assess the psychometric properties of the SD3 with a foc... Read More about The dark triad in male and female athletes and non-athletes: Group differences and psychometric properties of the short dark triad (SD3).

The prevalence and influence of psychosocial factors on technical refinement amongst highly-skilled tennis players (2018)
Journal Article
Toner, J., Carson, H. J., Collins, D., & Nicholls, A. (in press). The prevalence and influence of psychosocial factors on technical refinement amongst highly-skilled tennis players. International Journal of Sport and Exercise Psychology, 1-17. doi:10.1080/1612197x.2018.1511621

The present study investigated the prevalence and influence of psychosocial factors amongst a sample of highly-skilled athletes who had previously attempted to refine their technique. Semi-structured qualitative interviews were conducted with eight t... Read More about The prevalence and influence of psychosocial factors on technical refinement amongst highly-skilled tennis players.

The prevalence of pseudoscientific ideas and neuromyths among sports coaches (2018)
Journal Article
Bailey, R. P., Madigan, D. J., Cope, E., & Nicholls, A. R. (2018). The prevalence of pseudoscientific ideas and neuromyths among sports coaches. Frontiers in Psychology, 9(MAY), https://doi.org/10.3389/fpsyg.2018.00641

There has been an exponential growth in research examining the neurological basis of human cognition and learning. Little is known, however, about the extent to which sports coaches are aware of these advances. Consequently, the aim of the present st... Read More about The prevalence of pseudoscientific ideas and neuromyths among sports coaches.

The independent and interactive effects of the big five personality dimensions upon dispositional coping and coping effectiveness in sport (2017)
Journal Article
Kaiseler, M., Levy, A., Nicholls, A. R., & Madigan, D. J. (2019). The independent and interactive effects of the big five personality dimensions upon dispositional coping and coping effectiveness in sport. International Journal of Sport and Exercise Psychology, 17(4), 410-426. https://doi.org/10.1080/1612197X.2017.1362459

We examined the independent and interactive effects of the Big-Five personality traits on dispositional coping and coping effectiveness among athletes. Participants were 400 athletes (mean age 22.97, s =7.00) from the United Kingdom. The athletes com... Read More about The independent and interactive effects of the big five personality dimensions upon dispositional coping and coping effectiveness in sport.

Perceptions of the coach-athlete relationship predict the attainment of mastery achievement goals six months later : a two-wave longitudinal study among F.A. Premier League academy soccer players (2017)
Journal Article
Nicholls, A. R., Earle, K., Earle, F., & Madigan, D. J. (2017). Perceptions of the coach-athlete relationship predict the attainment of mastery achievement goals six months later : a two-wave longitudinal study among F.A. Premier League academy soccer players. Frontiers in Psychology, 8, https://doi.org/10.3389/fpsyg.2017.00684

All football teams that compete within the F. A. Premier League possess an academy, whose objective is to produce more and better home-grown players that are capable of playing professionally. These young players spend a large amount of time with the... Read More about Perceptions of the coach-athlete relationship predict the attainment of mastery achievement goals six months later : a two-wave longitudinal study among F.A. Premier League academy soccer players.

Personality traits and performance enhancing drugs : the dark triad and doping attitudes among competitive athletes (2017)
Journal Article
Nicholls, A. R., Madigan, D. J., Backhouse, S. H., & Levy, A. R. (2017). Personality traits and performance enhancing drugs : the dark triad and doping attitudes among competitive athletes. Personality and individual differences, 112, 113-116. doi:10.1016/j.paid.2017.02.062

The use of performance enhancing drugs, also known as doping, can represent a serious threat to an athlete’s psychological and physical health and contravenes the spirit of sport. Scholars identified attitudes towards doping as a crucial factor that... Read More about Personality traits and performance enhancing drugs : the dark triad and doping attitudes among competitive athletes.

The psychological challenges of living with an ileostomy: an interpretative phenomenological analysis (2017)
Journal Article
Smith, J. A., Spiers, J., Simpson, P., Nicholls, A. R., Nicholls, A., & Smith, J. (2017). The psychological challenges of living with an ileostomy: an interpretative phenomenological analysis. Health Psychology, 36(2), 143-151. https://doi.org/10.1037/hea0000427

Objectives: Ileostomy, in which the small intestine is re-directed out of an abdominal wall so that waste is collected using a bag, is used to treat conditions including Inflammatory Bowel Disease and colorectal cancer. This paper reports an in depth... Read More about The psychological challenges of living with an ileostomy: an interpretative phenomenological analysis.

Evaluation of an online educational tool designed to reduce stress and boost well-being for people living with an ileostomy : a framework analysis (2017)
Journal Article
Spiers, J., Nicholls, A., & Simpson, P. (2017). Evaluation of an online educational tool designed to reduce stress and boost well-being for people living with an ileostomy : a framework analysis. International journal of applied psychology, 7(1), 10-18. doi:10.5923/j.ijap.20170701.02

Ileostomies, in which the small intestine is re-directed out of a stoma in the stomach so that waste is collected using a bag, are using to treat conditions such as bowel cancer and Inflammatory Bowel Disease. Previous research has shown that life wi... Read More about Evaluation of an online educational tool designed to reduce stress and boost well-being for people living with an ileostomy : a framework analysis.

Children’s first experience of taking anabolic-androgenic steroids can occur before their 10th birthday: a systematic review identifying 9 factors that predict doping among young people (2017)
Journal Article
Nicholls, A. R., Bailey, R., Theodorou, N. C., Andrés, M. P., Kristensen, A. H., Thompson, M. A., …Thompson, M. (2017). Children’s first experience of taking anabolic-androgenic steroids can occur before their 10th birthday: a systematic review identifying 9 factors that predict doping among young people. Frontiers in psychology Frontiers Research Foundation, 8(JUN), https://doi.org/10.3389/fpsyg.2017.01015

Taking performance-enhancing drugs (PEDs) can cause serious and irreversible health consequences, which can ultimately lead to premature death. Some young people may take PEDs without fully understanding the ramifications of their actions or based on... Read More about Children’s first experience of taking anabolic-androgenic steroids can occur before their 10th birthday: a systematic review identifying 9 factors that predict doping among young people.

A confirmatory factor analysis of the performance enhancement attitude scale for adult and adolescent athletes (2016)
Journal Article
Nicholls, A. R., Madigan, D. J., & Levy, A. R. (2017). A confirmatory factor analysis of the performance enhancement attitude scale for adult and adolescent athletes. Psychology of sport and exercise, 28, 100-104. https://doi.org/10.1016/j.psychsport.2016.10.010

Objectives: The Performance Enhancement Attitude Scale (PEAS; Petróczi & Aidman, 2009) is an extensively used questionnaire to assess doping attitudes among adult and adolescent athletes. To date, however, there is limited evidence to support the str... Read More about A confirmatory factor analysis of the performance enhancement attitude scale for adult and adolescent athletes.

The development of a new sport-specific classification of coping and a meta-analysis of the relationship between different coping strategies and moderators on sporting outcomes (2016)
Journal Article
Nicholls, A. R., Carroll, S., Taylor, N. J., & Perry, J. L. (2016). The development of a new sport-specific classification of coping and a meta-analysis of the relationship between different coping strategies and moderators on sporting outcomes. Frontiers in psychology Frontiers Research Foundation, 7(NOV), 1674-1-1674-14. https://doi.org/10.3389/fpsyg.2016.01674

There is an ever growing coping and sports performance literature, with researchers using many different methods to assess performance and different classifications of coping. As such, it makes it difficult to compare studies and therefore identify h... Read More about The development of a new sport-specific classification of coping and a meta-analysis of the relationship between different coping strategies and moderators on sporting outcomes.

An online educational tool to promote psychological well-being, optimism, and coping self-efficacy among people living with an ileostomy : a pilot study (2016)
Journal Article
Nicholls, A., Spiers, J., & Simpson, P. (2016). An online educational tool to promote psychological well-being, optimism, and coping self-efficacy among people living with an ileostomy : a pilot study. International journal of applied psychology, 6(5), 156-161 . https://doi.org/10.5923/j.ijap.20160605.04

We assessed an online educational tool designed for people living with an ileostomy. Thirty-nine participants took part in a 10-week online educational tool, which included elements such as happiness profiling, understanding stress and coping, utilis... Read More about An online educational tool to promote psychological well-being, optimism, and coping self-efficacy among people living with an ileostomy : a pilot study.

The applicability of self-regulation theories in sport : goal adjustment capacities, stress appraisals, coping and well-being among athletes (2016)
Journal Article
Nicholls, A. R., Levy, A. R., Carson, F., Thompson, M. A., & Perry, J. L. (2016). The applicability of self-regulation theories in sport : goal adjustment capacities, stress appraisals, coping and well-being among athletes. Psychology of sport and exercise, 27, 47-55. https://doi.org/10.1016/j.psychsport.2016.07.011

Objectives: We examined a model, informed by self-regulation theories, which included goal adjustment capacities, appraisals of challenge and threat, coping, and well-being. Design: Prospective. Methods: Two hundred and twelve athletes from the Unite... Read More about The applicability of self-regulation theories in sport : goal adjustment capacities, stress appraisals, coping and well-being among athletes.


;