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The effect of harness suspension on a simulated maintenance task efficacy in the renewable energy industry. (2020)
Journal Article
STEWART, A.D., GARDINER, M., MACDONALD, J. and WILLIAMS, H. 2021. The effect of harness suspension on a simulated maintenance task efficacy in the renewable energy industry. Applied ergonomics [online], 90, article ID 103247. Available from: https://doi.org/10.1016/j.apergo.2020.103247

Building, bridge or wind turbine maintenance requires manual dexterity tasks by a specialist rope-access trained workforce via two principal means: harness suspension of individual workers from above, or deployment of a suspended platform or cradle f... Read More about The effect of harness suspension on a simulated maintenance task efficacy in the renewable energy industry..

Relative body weight and standardised brightness-mode ultrasound measurement of subcutaneous fat in athletes: an international multicentre reliability study, under the auspices of the IOC Medical Commission. (2019)
Journal Article
MÜLLER, W., FÜRHAPTER-RIEGER, A., AHAMMER, H., LOHMAN, T.G., MEYER, N.L., SARDINHA, L.B., STEWART, A.D., MAUGHAN, R.J., SUNDGOT-BORGEN, J., MÜLLER, T., HARRIS, M., KIRIHENNEDIGE, N., MAGALHAES, J.P., MELO, X., PIRSTINGER, W., REGUANT-CLOSA, A., RISOUL-SALAS, V. and ACKLAND, T.R. 2020. Relative body weight and standardised brightness-mode ultrasound measurement of subcutaneous fat in athletes: an international multicentre reliability study, under the auspices of the IOC Medical Commission. Sports medicine [online], 50(3), pages 597-614. Available from: https://doi.org/10.1007/s40279-019-01192-9

Introduction: Fat is a metabolic fuel, but excess body fat is ballast mass and therefore many elite athletes reduce body fat to dangerously low levels. Uncompressed subcutaneous adipose tissue (SAT) thickness measured by brightness-mode ultrasound (U... Read More about Relative body weight and standardised brightness-mode ultrasound measurement of subcutaneous fat in athletes: an international multicentre reliability study, under the auspices of the IOC Medical Commission..

Minimum aperture transit in healthy adults of different size to predict egress capability. (2019)
Conference Proceeding
STEWART, A., NEVILL, A. and JOHNSON, C. 2019. Minimum aperture transit in healthy adults of different size to predict egress capability. In Charles, R. and Golightly, D. (eds) Contemporary ergonomics and human factors 2019: proceedings of the Ergonomics and human factors 2019 (EHF 2019), 29 April - 1 May 2019, Stratford-upon-Avon, UK. Birmingham : CIEHF [online]. Available from: https://publications.ergonomics.org.uk/publications/minimum-aperture-transit-in-healthy-adults-of-different-size-topredict-egress-capability.html

Minimum aperture dimensions have traditionally been considered from an industrial perspective for facilitating safe confined-space working or emergency exit from transportation. However, secular trends for increased typical body size resulting from g... Read More about Minimum aperture transit in healthy adults of different size to predict egress capability..

Exploring the obesogenic environment: understanding the health impact of contemporary living. (2019)
Thesis
SIBSON, R.H. 2019. Exploring the obesogenic environment: understanding the health impact of contemporary living. Robert Gordon University [online], PhD thesis. Available from: https://openair.rgu.ac.uk

Obesity exists in the complexity of everyday life and arises from individuals' interactions with the obesogenic environment, different behaviours/dispositions and biological factors. In order to develop better intervention strategies to attenuate obe... Read More about Exploring the obesogenic environment: understanding the health impact of contemporary living..

The demands of vertical ladder ergometer climbing relating to the wind energy industry. (2019)
Thesis
BARRON, P.J. 2019. The demands of vertical ladder ergometer climbing relating to the wind energy industry. Robert Gordon University [online], PhD thesis. Available from: https://openair.rgu.ac.uk

The current medical fitness standard guidelines issued by Renewable UK for wind turbine technicians were adopted from the UK Fire and Rescue service. However, on the face of it, the two industries have different demands. This thesis aimed to ascertai... Read More about The demands of vertical ladder ergometer climbing relating to the wind energy industry..

The ability of adults of different size to egress through confined space apertures. (2019)
Journal Article
STEWART, A., NEVILL, A. and JOHNSON, C. 2019. The ability of adults of different size to egress through confined space apertures. Human factors [online], 61(6), pages 895-905. Available from: https://doi.org/10.1177/0018720818819384

Objective: To determine minimum egress apertures in healthy adults of different body size. Background: Body space requirements have traditionally been considered from an industrial perspective, facilitating safe confined-space working. However, incre... Read More about The ability of adults of different size to egress through confined space apertures..

A new waist-to-height ratio predicts abdominal adiposity in adults. (2018)
Journal Article
NEVILL, A.M., STEWART, A.D., OLDS, T. and DUNCAN, M.J. 2020. A new waist-to-height ratio predicts abdominal adiposity in adults. Research in sports medicine [online], 28(1), pages 15-26. Available from: https://doi.org/10.1080/15438627.2018.1502183

Our aim was to identify the best anthropometric index associated with waist adiposity. The six weight-status indices included body mass index (BMI), waist-to-hip ratio (WHR), waist-to-height ratio (WHTR), and a new waist-by-height0.5 ratio (WHT.5R).... Read More about A new waist-to-height ratio predicts abdominal adiposity in adults..

The effect of ladder climbing on forearm function. (2018)
Conference Proceeding
STEWART, A. and MITCHELL, D. 2018. The effect of ladder climbing on forearm function. In Charles, R. and Wilkinson, J. (eds.) Proceedings of Ergonomics and human factors 2018: contemporary ergonomics and human factors, 23-25 April 2018, Birmingham, UK. Loughborough: Chartered Institute of Ergonomics and Human Factors, pages 195-201.

Wind energy technicians are required to be capable of manual ascent of turbines before conducting essential maintenance. This mandates vertical ladder ascent which involves considerable forearm exertion which may have implications for such maintenanc... Read More about The effect of ladder climbing on forearm function..

Non-imaging method: 3D scanning. (2017)
Book Chapter
NJOKU, C.O., STEWART, A.D., HUME, P.A. and KOLOSE, S. 2018. Non-imaging method: 3D scanning. In Hume, P., Kerr, D.A. and Ackland, T.R. (eds.) Best practice protocols for physique assessment in sport. Singapore: Springer [online], chapter 7, pages 71-85. Available from: https://doi.org/10.1007/978-981-10-5148-1_7

Three-dimensional body scanning is used to determine surface anthropometry characteristics such as body volume, segment lengths and girths. Three-dimensional scanning systems use laser, light or infrared technologies to acquire shape and software to... Read More about Non-imaging method: 3D scanning..

The effect of person order on egress time: a simulation model of evacuation from a neolithic visitor attraction. (2017)
Journal Article
STEWART, A., ELYAN, E., ISAACS, J., MCEWEN, L. and WILSON, L. 2017. The effect of person order on egress time: a simulation model of evacuation from a neolithic visitor attraction. Human factors [online], 59(8), pages 1222-1232. Available from: https://doi.org/10.1177/0018720817729608

Objective: The aim of this study was to model the egress of visitors from a Neolithic visitor attraction. Background: Tourism attracts increasing numbers of elderly and mobility-impaired visitors to our built-environment heritage sites. Some such sit... Read More about The effect of person order on egress time: a simulation model of evacuation from a neolithic visitor attraction..

The effect of pitched and vertical ladder ergometer climbing on cardiorespiratory and psychophysical variables. (2017)
Journal Article
BARRON, P.-J., BURGESS, K., COOPER, K. and STEWART, A.D. 2018. The effect of pitched and vertical ladder ergometer climbing on cardiorespiratory and psychophysical variables. Applied ergonomics [online], 66, pages 172-176. Available from: https://doi.org/10.1016/j.apergo.2017.09.001

This study aimed to assess whether modifying the pitch of a 75° ladder ergometer to vertical had a cardiorespiratory or psychophysical effect on climbing. Nine male participants climbed a ladder ergometer at 75° and subsequently at 90°, adjusted for... Read More about The effect of pitched and vertical ladder ergometer climbing on cardiorespiratory and psychophysical variables..

Anthropometry in physical performance and health. (2017)
Book Chapter
STEWART, A. and ACKLAND, T. 2018. Anthropometry in physical performance and health. In Lukaski, H.C. (ed.) Body composition: health and performance in exercise and sport. Boca Raton: CRC Press, chapter 6, pages 89-108. Available from: https://doi.org/10.1201/9781351260008-6

Anthropometry is defined as 'the scientific procedures and processes of acquiring surface anatomical dimensional measurements such as lengths, breadths, girths and skinfolds of the human body by means of specialist equipment' (Stewart 2010). This app... Read More about Anthropometry in physical performance and health..

Shape change and obesity prevalence among male UK offshore workers after 30 years: new insight from a 3D scanning study. (2017)
Journal Article
STEWART, A.D., LEDINGHAM, R.L., FURNACE, G., WILLIAMS, H. and NEVILL, A.M. 2017. Shape change and obesity prevalence among male UK offshore workers after 30 years: new insight from a 3D scanning study. American journal of human biology [online], 29(4), article ID e22992. Available from: https://doi.org/10.1002/ajhb.22992

In 1984, male UK offshore workers had higher fat content and greater overweight- and obesity prevalence than the general population. Since then, body weight has increased by 19%, but - without accompanying anthropometric measures - their size increas... Read More about Shape change and obesity prevalence among male UK offshore workers after 30 years: new insight from a 3D scanning study..

Defying geometric similarity: shape centralization in male UK offshore workers. (2016)
Journal Article
STEWART, A.D., LEDINGHAM, R.J., FURNACE, G., WILLIAMS, H. and NEVILL, A.M. 2016. Defying geometric similarity: shape centralization in male UK offshore workers. American journal of human biology [online], 29(3), e22935. Available from: https://doi.org/10.1002/ajhb.22935

Objectives - Applying geometric similarity predictions of body dimensions to specific occupational groups has the potential to reveal useful ergonomic and health implications. This study assessed a representative sample of the male UK offshore workfo... Read More about Defying geometric similarity: shape centralization in male UK offshore workers..

The physiological effect of a 'climb assist' device on vertical ladder climbing. (2016)
Journal Article
BARRON, P.J., BURGESS, K., COOPER, K. and STEWART, A.D. 2017. The physiological effect of a 'climb assist' device on vertical ladder climbing. Ergonomics [online], 60(7), pages 1008-1013. Available from: http://doi.org/10.1080/00140139.2016.1244290

Climb assist systems claim to reduce strain when climbing ladders; however, no research has yet substantiated this. The purpose of this study was to assess the physiological and psychophysical effects of climb assist on 30 m ladder climbing at a mini... Read More about The physiological effect of a 'climb assist' device on vertical ladder climbing..

Variability in body size and shape of UK offshore workers: a cluster analysis approach. (2016)
Journal Article
STEWART, A., LEDINGHAM, R. and WILLIAMS, H. 2017. Variability in body size and shape of UK offshore workers: a cluster analysis approach. Applied ergonomics [online], 58, pages 265-272. Available from: https://doi.org/10.1016/j.apergo.2016.07.001

Male UK offshore workers have enlarged dimensions compared with UK norms and knowledge of specific sizes and shapes typifying their physiques will assist a range of functions related to health and ergonomics. A representative sample of the UK offshor... Read More about Variability in body size and shape of UK offshore workers: a cluster analysis approach..

Survival suit volume reduction associated with immersion: implications for buoyancy estimation in offshore workers of different size. (2016)
Journal Article
STEWART, A., LEDINGHAM, R., FURNACE, G., WILLIAMS, H. and COLESHAW, S. 2017. Survival suit volume reduction associated with immersion: implications for buoyancy estimation in offshore workers of different size. Ergonomics [online], 60(6), pages 844-850. Available from: https://doi.org/10.1080/00140139.2016.1188219

Rationale: It is currently unknown how body size affects buoyancy in submerged helicopter escape. Method: Eight healthy males aged 39.6±12.6year (mean±SD) with BMI 22.0–40.0kgm−2 wearing a standard survival (‘dry’) suit undertook a normal venting man... Read More about Survival suit volume reduction associated with immersion: implications for buoyancy estimation in offshore workers of different size..

3D anthropometry: quantifying the shape and size variability within the UK male offshore oil and gas workforce. (2016)
Thesis
LEDINGHAM, R.J. 2016. 3D anthropometry: quantifying the shape and size variability within the UK male offshore oil and gas workforce. Robert Gordon University, MRes thesis.

Background: UK male offshore workers typically increased in weight by 19% since 1985, and are also heavier than the background UK male population. Aim: To conduct an anthropometric survey on UK offshore workers, employing the latest portable 3D scann... Read More about 3D anthropometry: quantifying the shape and size variability within the UK male offshore oil and gas workforce..

Subcutaneous fat patterning in athletes: selection of appropriate sites and standardisation of a novel ultrasound measurement technique: ad hoc working group on body composition, health and performance, under the auspices of the IOC Medical Commission. (2015)
Journal Article
MÜLLER, W., LOHMAN, T.G., STEWART, A.D., MAUGHAN, R.J., MEYER, N.L., SARDINHA, L.B., KIRIHENNEDIGE, N., REGUANT-CLOSA, A., RISOUL-SALAS, V., SUNDGOT-BORGEN, J., AHAMMER, H., ANDERHUBER, F., FÜRHAPTER-RIEGER, A., KAINZ, P., MATERNA, W., PILSL, U., PIRSTINGER, W. and ACKLAND, T.R 2016. Subcutaneous fat patterning in athletes: selection of appropriate sites and standardisation of a novel ultrasound measurement technique: ad hoc working group on body composition, health and performance, under the auspices of the IOC Medical Commission. British journal of sports medicine [online], 50(1), pages 45-54. Available from: https://doi.org/10.1136/bjsports-2015-095641

Background: Precise and accurate field methods for body composition analyses in athletes are needed urgently. Aim: Standardisation of a novel ultrasound (US) technique for accurate and reliable measurement of subcutaneous adipose tissue (SAT). Method... Read More about Subcutaneous fat patterning in athletes: selection of appropriate sites and standardisation of a novel ultrasound measurement technique: ad hoc working group on body composition, health and performance, under the auspices of the IOC Medical Commission..