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whether performance is different under single- and multitask Funding/COI
paradigms to better guide training and operational readiness MKT is a Science, Mathematics And Research for Transfor-
of tactical athletes. Future research should focus on tailoring mation (SMART) scholar receiving financial support from the
assessments to the occupational demands of tactical athletes Department of Defense to complete doctoral studies.
as reflected by some of the selected articles in this review (i.e.,
agility, 42,49 shooting/target engagement, 3,17,18,39,45,46,48 etc.) to Disclosures
better characterize performance and guide training paradigms All authors have no conflicts of interest to report.
to optimize performance.
Author Contributions
Identifying which motor and cognitive tasks are most appro- MKT and JAO conceived the study concept. MKT and MPB
priate and operationally relevant to mimic or closely reflect collected and analyzed the data. MKT wrote the first draft,
occupational duties of tactical athletes is critical to appropri- and all authors read and approved the final manuscript.
ately evaluate performance. Basic tasks, such as walking, static
shooting, visual tracking, or reaction time, may provide critical References
information on performance, but may not be sensitive enough 1. Joseph A, Wiley A, Orr R, et al. The impact of load carriage on
to quantify the specialized requirements for tactical athletes measures of power and agility in tactical occupations: a critical
review. Int J Environ Res Public Health. 2018;15:88.
during operational duties. Tactical movements and operation- 2. Scherer MR, Weightman MM, Radomski MV, et al. Returning
ally relevant tasks should be investigated over a larger popu- service members to duty following mild traumatic brain injury:
lation of tactical athletes to better understand generalized and exploring the use of dual-task and multitask assessment methods.
individualized performance. Phys Ther. 2013;93:1254–1267.
3. Scribner DR, Harper WH. The Effects of Mental Workload:
Although the authors support the current assessments and Soldier Shooting and Secondary Cognitive Task Performance.
methods used to evaluate performance of tactical athletes, ARL-TR-2525. Aberdeen Proving Ground, MD: US Army Re-
search Laboratory; 2001. Available at http://www.dtic.mil/dtic/tr
acknowledging that operational environments and duties are /fulltext/u2/b271975.pdf; Accessed 02 Feb 2018.
modernizing and changing with the demands of the occupa- 4. Frykman PN, Harman EA, Pandorf CE. Correlates of Obstacle
tion is essential. Recognizing these changes should be repre- Course Performance Among Female Soldiers Carrying Two Dif-
sented through performance assessments to better prepare the ferent Loads. Natick, MA: US Army Research Institute of En-
tactical athlete for operational readiness and provide a more vironmental Medicine; 2001. Available at http://www.dtic.mil
/docs/citations/ADP010994; Accessed 15 Sept 2018.
comprehensive platform on which to guide rehabilitation pro- 5. Collingwood T, Hoffman R, Smith J. Underlying physical fitness
grams for tactical athletes following injury or performance facors for performing police officer physical tasks. Police Chief.
deficits. 2004;71:32–37.
6. Hunt AP, Tofari PJ, Billing DC, et al. Tactical combat move-
ments: inter-individual variation in performance due to the effects
Conclusion of load carriage. Ergonomics. 2016;59:1232–1241.
The current literature supports incorporating multitask para- 7. Brauer SG, Broome A, Stone C, et al. Simplest tasks have greatest
digms in performance training and rehabilitation for tactical dual task interference with balance in brain injured adults. Hum
Mov Sci. 2004;23:489–502.
athletes. Although the included studies of this review provide 8. Broglio SP, Tomporowski PD, Ferrara MS. Balance performance
fundamental information on multitask performance, they with a cognitive task: a dual-task testing paradigm. Med Sci
highlight the limited scope from which to draw more pro- Sports Exerc. 2005;37:689–695.
lific conclusions to guide changes in performance assessments 9. Hunter MC, Hoffman MA. Postural control: visual and cognitive
and rehabilitation programs. Especially for tactical athletes, manipulations. Gait Posture. 2001;13:41–48.
multitask paradigms should ultimately include both motor 10. Lee H, Sullivan SJ, Schneiders AG. The use of the dual-task par-
adigm in detecting gait performance deficits following a sports-
and cognitive tasks or assessments that are operationally related concussion: a systematic review and meta-analysis. J Sci
relevant to the demands of the occupation. Tactical athletes Med Sport. 2013;16:2–7.
engage in multiple motor and cognitive domains to accom- 11. Parker TM, Osternig LR, Lee H-J, et al. The effect of divided
plish mission objectives; therefore, it is crucial to mimic these attention on gait stability following concussion. Clin Biomech.
environments to reflect or simulate these tasks for optimal 2005;20:389–395.
readiness. Findings from this review provide insight on the 12. Parker TM, Osternig LR, Van Donkelaar P, et al. Gait stability fol-
lowing concussion. Med Sci Sports Exerc. 2006;38:1032–1040.
limited investigation of multitask performance differences or 13. Catena RD, van Donkelaar P, Chou L-S. Altered balance con-
similarities between sexes. Although six of the included stud- trol following concussion is better detected with an attention test
ies had males and females in the sample, none reported results during gait. Gait Posture. 2007;25:406–411.
based on sex. Future studies should consider the effect of sex 14. Catena RD, van Donkelaar P, Chou L-S. Cognitive task effects
on performance differences under multitask paradigms. Addi- on gait stability following concussion. Exp Brain Res. 2007;176:
tionally, future studies should focus on operationally relevant 23–31.
paradigms and comparing performance between single- and 15. Howell DR, Osternig LR, Chou L-S. Dual-task effect on gait
balance control in adolescents with concussion. Arch Phys Med
multitask paradigms to make more appropriate assumptions Rehabil. 2013;94:1513–1520.
on performance characteristics compared with the current 16. Teel EF, Register-Mihalik JK, Blackburn T, et al. Balance and
standard. cognitive performance during a dual-task: Preliminary implica-
tions for use in concussion assessment. J Sci Med Sport. 2013;16:
190–194.
Disclaimer 17. Scribner DR. The Effect of Cognitive Load and Target Charac-
The views expressed are solely those of the authors and do teristics on Soldier Shooting Performance and Friendly Targets
not reflect the official policy or position of the US Army, US Engaged. ARL-TR-2838. Aberdeen Proving Ground, MD: US
Navy, US Air Force, the Department of Defense, or the US Army Research Laboratory; 2002. Available at http://www.dtic
Government. .mil/dtic/tr/fulltext/u2/b285507.pdf; Accessed 02 Feb 2018.
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